./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 23:30:36,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:30:36,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:30:36,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:30:36,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:30:36,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:30:36,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:30:36,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:30:36,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:30:36,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:30:36,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:30:36,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:30:36,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:30:36,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:30:36,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:30:36,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:30:36,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:30:36,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:30:36,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:30:36,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:30:36,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:30:36,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:30:36,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:30:36,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:30:36,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:30:36,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:30:36,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:30:36,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:30:36,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:30:36,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:30:36,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:30:36,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:30:36,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:30:36,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:30:36,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:30:36,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:30:36,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:30:36,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:30:36,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:30:36,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:30:36,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:30:36,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:30:36,246 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:30:36,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:30:36,247 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:30:36,248 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:30:36,249 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:30:36,249 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:30:36,250 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:30:36,250 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:30:36,250 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:30:36,250 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:30:36,252 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:30:36,252 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:30:36,253 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:30:36,253 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:30:36,253 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:30:36,253 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:30:36,254 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:30:36,254 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:30:36,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:30:36,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:30:36,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:30:36,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:30:36,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:30:36,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:30:36,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:30:36,257 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:30:36,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:30:36,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:30:36,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:30:36,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:30:36,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:30:36,260 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:30:36,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:30:36,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:30:36,261 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:30:36,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:30:36,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:30:36,262 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:30:36,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2022-11-25 23:30:36,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:30:36,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:30:36,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:30:36,557 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:30:36,558 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:30:36,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2022-11-25 23:30:39,725 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:30:40,186 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:30:40,187 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2022-11-25 23:30:40,208 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/data/119c8bdb1/de5fe6818cc241b7bb6feb4861bdaadb/FLAG672cac190 [2022-11-25 23:30:40,228 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/data/119c8bdb1/de5fe6818cc241b7bb6feb4861bdaadb [2022-11-25 23:30:40,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:30:40,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:30:40,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:30:40,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:30:40,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:30:40,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:30:40" (1/1) ... [2022-11-25 23:30:40,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b443394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:40, skipping insertion in model container [2022-11-25 23:30:40,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:30:40" (1/1) ... [2022-11-25 23:30:40,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:30:40,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:30:40,772 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:30:40,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2022-11-25 23:30:40,876 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:30:40,893 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:30:40,898 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:30:41,000 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,003 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:30:41,013 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,018 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:30:41,020 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,037 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,040 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:30:41,046 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,047 WARN L623 FunctionHandler]: Unknown extern function rtc_valid_tm [2022-11-25 23:30:41,049 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:30:41,056 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,070 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:30:41,077 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,088 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,089 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:30:41,102 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:30:41,111 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,120 WARN L623 FunctionHandler]: Unknown extern function rtc_update_irq [2022-11-25 23:30:41,128 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:30:41,130 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,133 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:30:41,138 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,143 WARN L623 FunctionHandler]: Unknown extern function platform_get_irq [2022-11-25 23:30:41,145 WARN L623 FunctionHandler]: Unknown extern function tegra_ioremap [2022-11-25 23:30:41,147 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,162 WARN L623 FunctionHandler]: Unknown extern function device_init_wakeup [2022-11-25 23:30:41,168 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,171 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,172 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 23:30:41,175 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:30:41,175 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:30:41,176 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:30:41,182 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:30:41,184 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:30:41,186 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:30:41,187 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:30:41,215 WARN L623 FunctionHandler]: Unknown extern function platform_driver_probe [2022-11-25 23:30:41,218 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-11-25 23:30:41,254 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 23:30:41,268 WARN L623 FunctionHandler]: Unknown extern function ldv_release_3 [2022-11-25 23:30:41,269 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-11-25 23:30:41,272 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-11-25 23:30:41,273 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 23:30:41,277 WARN L623 FunctionHandler]: Unknown extern function rtc_device_register [2022-11-25 23:30:41,280 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:30:41,281 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:30:41,282 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:30:41,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:30:41,341 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:30:41,489 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:30:41,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2022-11-25 23:30:41,495 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:30:41,495 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:30:41,496 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:30:41,499 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,503 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:30:41,505 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,509 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:30:41,509 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,514 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,516 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:30:41,521 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,522 WARN L623 FunctionHandler]: Unknown extern function rtc_valid_tm [2022-11-25 23:30:41,523 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:30:41,525 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,529 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:30:41,530 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,532 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,533 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:30:41,535 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:30:41,536 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:30:41,537 WARN L623 FunctionHandler]: Unknown extern function rtc_update_irq [2022-11-25 23:30:41,539 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:30:41,540 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,540 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:30:41,541 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,542 WARN L623 FunctionHandler]: Unknown extern function platform_get_irq [2022-11-25 23:30:41,543 WARN L623 FunctionHandler]: Unknown extern function tegra_ioremap [2022-11-25 23:30:41,544 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,549 WARN L623 FunctionHandler]: Unknown extern function device_init_wakeup [2022-11-25 23:30:41,550 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,551 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:30:41,552 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 23:30:41,552 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:30:41,553 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:30:41,553 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:30:41,554 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:30:41,555 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:30:41,556 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:30:41,556 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:30:41,559 WARN L623 FunctionHandler]: Unknown extern function platform_driver_probe [2022-11-25 23:30:41,559 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-11-25 23:30:41,565 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 23:30:41,569 WARN L623 FunctionHandler]: Unknown extern function ldv_release_3 [2022-11-25 23:30:41,569 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-11-25 23:30:41,572 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-11-25 23:30:41,572 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 23:30:41,574 WARN L623 FunctionHandler]: Unknown extern function rtc_device_register [2022-11-25 23:30:41,580 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:30:41,581 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:30:41,582 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:30:41,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:30:41,619 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:30:41,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41 WrapperNode [2022-11-25 23:30:41,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:30:41,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:30:41,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:30:41,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:30:41,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,740 INFO L138 Inliner]: procedures = 117, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 859 [2022-11-25 23:30:41,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:30:41,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:30:41,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:30:41,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:30:41,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,811 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:30:41,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:30:41,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:30:41,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:30:41,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (1/1) ... [2022-11-25 23:30:41,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:30:41,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:30:41,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:30:41,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:30:41,908 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-25 23:30:41,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-25 23:30:41,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 23:30:41,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 23:30:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 23:30:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2022-11-25 23:30:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2022-11-25 23:30:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2022-11-25 23:30:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2022-11-25 23:30:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-25 23:30:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-25 23:30:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2022-11-25 23:30:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2022-11-25 23:30:41,910 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2022-11-25 23:30:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2022-11-25 23:30:41,910 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2022-11-25 23:30:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2022-11-25 23:30:41,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 23:30:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 23:30:41,910 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2022-11-25 23:30:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2022-11-25 23:30:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-25 23:30:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-25 23:30:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 23:30:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 23:30:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2022-11-25 23:30:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2022-11-25 23:30:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 23:30:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 23:30:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 23:30:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2022-11-25 23:30:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2022-11-25 23:30:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2022-11-25 23:30:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2022-11-25 23:30:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2022-11-25 23:30:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2022-11-25 23:30:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 23:30:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 23:30:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:30:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:30:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2022-11-25 23:30:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2022-11-25 23:30:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:30:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-25 23:30:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-25 23:30:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:30:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 23:30:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 23:30:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-25 23:30:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-25 23:30:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 23:30:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 23:30:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-11-25 23:30:41,917 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-11-25 23:30:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:30:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2022-11-25 23:30:41,917 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2022-11-25 23:30:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:30:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-11-25 23:30:41,917 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-11-25 23:30:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2022-11-25 23:30:41,918 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2022-11-25 23:30:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2022-11-25 23:30:41,918 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2022-11-25 23:30:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 23:30:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-11-25 23:30:41,918 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-11-25 23:30:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 23:30:41,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 23:30:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2022-11-25 23:30:41,919 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2022-11-25 23:30:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:30:41,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:30:42,290 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:30:42,293 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:30:42,657 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 23:30:43,540 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:30:43,907 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:30:43,907 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 23:30:43,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:30:43 BoogieIcfgContainer [2022-11-25 23:30:43,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:30:43,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:30:43,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:30:43,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:30:43,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:30:40" (1/3) ... [2022-11-25 23:30:43,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f9f26f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:30:43, skipping insertion in model container [2022-11-25 23:30:43,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:30:41" (2/3) ... [2022-11-25 23:30:43,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f9f26f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:30:43, skipping insertion in model container [2022-11-25 23:30:43,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:30:43" (3/3) ... [2022-11-25 23:30:43,924 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2022-11-25 23:30:43,946 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:30:43,946 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 23:30:44,034 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:30:44,042 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5eb76fd6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:30:44,043 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 23:30:44,049 INFO L276 IsEmpty]: Start isEmpty. Operand has 304 states, 193 states have (on average 1.383419689119171) internal successors, (267), 203 states have internal predecessors, (267), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2022-11-25 23:30:44,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-25 23:30:44,079 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:44,080 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:44,081 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:44,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:44,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1766438427, now seen corresponding path program 1 times [2022-11-25 23:30:44,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:44,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626771927] [2022-11-25 23:30:44,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:44,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:30:44,535 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:44,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626771927] [2022-11-25 23:30:44,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626771927] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:44,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:30:44,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:30:44,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831111419] [2022-11-25 23:30:44,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:44,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:30:44,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:44,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:30:44,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:30:44,607 INFO L87 Difference]: Start difference. First operand has 304 states, 193 states have (on average 1.383419689119171) internal successors, (267), 203 states have internal predecessors, (267), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 23:30:44,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:44,837 INFO L93 Difference]: Finished difference Result 512 states and 709 transitions. [2022-11-25 23:30:44,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:30:44,839 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 34 [2022-11-25 23:30:44,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:44,855 INFO L225 Difference]: With dead ends: 512 [2022-11-25 23:30:44,855 INFO L226 Difference]: Without dead ends: 204 [2022-11-25 23:30:44,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:30:44,866 INFO L413 NwaCegarLoop]: 242 mSDtfsCounter, 274 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:44,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 242 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:30:44,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2022-11-25 23:30:44,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2022-11-25 23:30:44,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 132 states have (on average 1.303030303030303) internal successors, (172), 133 states have internal predecessors, (172), 48 states have call successors, (48), 24 states have call predecessors, (48), 23 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:30:44,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 267 transitions. [2022-11-25 23:30:44,977 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 267 transitions. Word has length 34 [2022-11-25 23:30:44,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:44,979 INFO L495 AbstractCegarLoop]: Abstraction has 204 states and 267 transitions. [2022-11-25 23:30:44,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 23:30:44,983 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 267 transitions. [2022-11-25 23:30:44,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-25 23:30:44,989 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:44,990 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:44,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 23:30:44,991 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:44,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:44,992 INFO L85 PathProgramCache]: Analyzing trace with hash -506447182, now seen corresponding path program 1 times [2022-11-25 23:30:44,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:45,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652632163] [2022-11-25 23:30:45,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:45,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:45,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:45,299 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:45,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652632163] [2022-11-25 23:30:45,300 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652632163] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:45,300 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:30:45,300 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:30:45,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127788095] [2022-11-25 23:30:45,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:45,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:30:45,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:45,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:30:45,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:30:45,304 INFO L87 Difference]: Start difference. First operand 204 states and 267 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 23:30:45,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:45,540 INFO L93 Difference]: Finished difference Result 412 states and 539 transitions. [2022-11-25 23:30:45,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:30:45,541 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 50 [2022-11-25 23:30:45,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:45,545 INFO L225 Difference]: With dead ends: 412 [2022-11-25 23:30:45,545 INFO L226 Difference]: Without dead ends: 212 [2022-11-25 23:30:45,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:30:45,548 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 264 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:45,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 678 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:30:45,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2022-11-25 23:30:45,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 209. [2022-11-25 23:30:45,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 136 states have (on average 1.2941176470588236) internal successors, (176), 137 states have internal predecessors, (176), 48 states have call successors, (48), 25 states have call predecessors, (48), 24 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:30:45,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 271 transitions. [2022-11-25 23:30:45,581 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 271 transitions. Word has length 50 [2022-11-25 23:30:45,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:45,581 INFO L495 AbstractCegarLoop]: Abstraction has 209 states and 271 transitions. [2022-11-25 23:30:45,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 23:30:45,582 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 271 transitions. [2022-11-25 23:30:45,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-25 23:30:45,584 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:45,584 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:45,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 23:30:45,584 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:45,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:45,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1880698972, now seen corresponding path program 1 times [2022-11-25 23:30:45,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:45,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95489336] [2022-11-25 23:30:45,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:45,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:45,674 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:45,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95489336] [2022-11-25 23:30:45,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95489336] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:45,675 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:30:45,675 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:30:45,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997934619] [2022-11-25 23:30:45,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:45,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:30:45,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:45,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:30:45,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:30:45,697 INFO L87 Difference]: Start difference. First operand 209 states and 271 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:30:45,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:45,892 INFO L93 Difference]: Finished difference Result 514 states and 666 transitions. [2022-11-25 23:30:45,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:30:45,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 51 [2022-11-25 23:30:45,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:45,896 INFO L225 Difference]: With dead ends: 514 [2022-11-25 23:30:45,896 INFO L226 Difference]: Without dead ends: 309 [2022-11-25 23:30:45,897 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:30:45,904 INFO L413 NwaCegarLoop]: 247 mSDtfsCounter, 123 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:45,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 453 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:30:45,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2022-11-25 23:30:45,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 306. [2022-11-25 23:30:45,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 206 states have (on average 1.3058252427184467) internal successors, (269), 208 states have internal predecessors, (269), 65 states have call successors, (65), 35 states have call predecessors, (65), 34 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2022-11-25 23:30:45,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 398 transitions. [2022-11-25 23:30:45,949 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 398 transitions. Word has length 51 [2022-11-25 23:30:45,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:45,952 INFO L495 AbstractCegarLoop]: Abstraction has 306 states and 398 transitions. [2022-11-25 23:30:45,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:30:45,954 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 398 transitions. [2022-11-25 23:30:45,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-25 23:30:45,956 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:45,957 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:45,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 23:30:45,957 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:45,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:45,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1403405471, now seen corresponding path program 1 times [2022-11-25 23:30:45,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:45,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123639871] [2022-11-25 23:30:45,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:45,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:46,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:46,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:46,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123639871] [2022-11-25 23:30:46,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123639871] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:46,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:30:46,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:30:46,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772815378] [2022-11-25 23:30:46,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:46,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:30:46,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:46,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:30:46,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:30:46,158 INFO L87 Difference]: Start difference. First operand 306 states and 398 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 23:30:46,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:46,486 INFO L93 Difference]: Finished difference Result 914 states and 1188 transitions. [2022-11-25 23:30:46,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 23:30:46,487 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 49 [2022-11-25 23:30:46,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:46,497 INFO L225 Difference]: With dead ends: 914 [2022-11-25 23:30:46,497 INFO L226 Difference]: Without dead ends: 621 [2022-11-25 23:30:46,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:30:46,507 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 269 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:46,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 1048 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:30:46,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2022-11-25 23:30:46,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 586. [2022-11-25 23:30:46,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 586 states, 395 states have (on average 1.3139240506329113) internal successors, (519), 405 states have internal predecessors, (519), 123 states have call successors, (123), 68 states have call predecessors, (123), 67 states have return successors, (122), 116 states have call predecessors, (122), 122 states have call successors, (122) [2022-11-25 23:30:46,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 764 transitions. [2022-11-25 23:30:46,626 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 764 transitions. Word has length 49 [2022-11-25 23:30:46,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:46,626 INFO L495 AbstractCegarLoop]: Abstraction has 586 states and 764 transitions. [2022-11-25 23:30:46,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 23:30:46,627 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 764 transitions. [2022-11-25 23:30:46,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-25 23:30:46,630 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:46,632 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:46,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 23:30:46,632 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:46,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:46,633 INFO L85 PathProgramCache]: Analyzing trace with hash -662630833, now seen corresponding path program 1 times [2022-11-25 23:30:46,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:46,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78780195] [2022-11-25 23:30:46,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:46,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:46,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:46,861 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:46,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78780195] [2022-11-25 23:30:46,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78780195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:46,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:30:46,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:30:46,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990062972] [2022-11-25 23:30:46,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:46,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:30:46,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:46,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:30:46,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:30:46,865 INFO L87 Difference]: Start difference. First operand 586 states and 764 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 23:30:47,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:47,108 INFO L93 Difference]: Finished difference Result 1005 states and 1294 transitions. [2022-11-25 23:30:47,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:30:47,108 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 52 [2022-11-25 23:30:47,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:47,115 INFO L225 Difference]: With dead ends: 1005 [2022-11-25 23:30:47,115 INFO L226 Difference]: Without dead ends: 618 [2022-11-25 23:30:47,116 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:30:47,117 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 261 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:47,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 678 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:30:47,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2022-11-25 23:30:47,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 594. [2022-11-25 23:30:47,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 403 states have (on average 1.3076923076923077) internal successors, (527), 411 states have internal predecessors, (527), 121 states have call successors, (121), 70 states have call predecessors, (121), 69 states have return successors, (120), 116 states have call predecessors, (120), 120 states have call successors, (120) [2022-11-25 23:30:47,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 768 transitions. [2022-11-25 23:30:47,186 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 768 transitions. Word has length 52 [2022-11-25 23:30:47,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:47,187 INFO L495 AbstractCegarLoop]: Abstraction has 594 states and 768 transitions. [2022-11-25 23:30:47,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 23:30:47,187 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 768 transitions. [2022-11-25 23:30:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-25 23:30:47,191 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:47,191 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:47,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 23:30:47,192 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:47,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:47,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1763072926, now seen corresponding path program 1 times [2022-11-25 23:30:47,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:47,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939566369] [2022-11-25 23:30:47,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:47,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:47,346 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:47,347 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:47,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939566369] [2022-11-25 23:30:47,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939566369] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:47,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:30:47,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:30:47,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078206143] [2022-11-25 23:30:47,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:47,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:30:47,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:47,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:30:47,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:30:47,349 INFO L87 Difference]: Start difference. First operand 594 states and 768 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 23:30:47,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:47,556 INFO L93 Difference]: Finished difference Result 955 states and 1217 transitions. [2022-11-25 23:30:47,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:30:47,557 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 51 [2022-11-25 23:30:47,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:47,560 INFO L225 Difference]: With dead ends: 955 [2022-11-25 23:30:47,560 INFO L226 Difference]: Without dead ends: 558 [2022-11-25 23:30:47,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:30:47,563 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 261 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:47,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 678 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:30:47,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2022-11-25 23:30:47,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 540. [2022-11-25 23:30:47,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 370 states have (on average 1.3027027027027027) internal successors, (482), 374 states have internal predecessors, (482), 105 states have call successors, (105), 65 states have call predecessors, (105), 64 states have return successors, (104), 102 states have call predecessors, (104), 104 states have call successors, (104) [2022-11-25 23:30:47,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 691 transitions. [2022-11-25 23:30:47,614 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 691 transitions. Word has length 51 [2022-11-25 23:30:47,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:47,615 INFO L495 AbstractCegarLoop]: Abstraction has 540 states and 691 transitions. [2022-11-25 23:30:47,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-11-25 23:30:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 691 transitions. [2022-11-25 23:30:47,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-25 23:30:47,617 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:47,617 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:47,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 23:30:47,618 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:47,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:47,618 INFO L85 PathProgramCache]: Analyzing trace with hash -975709755, now seen corresponding path program 1 times [2022-11-25 23:30:47,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:47,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922901589] [2022-11-25 23:30:47,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:47,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:47,807 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-25 23:30:47,808 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:47,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922901589] [2022-11-25 23:30:47,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922901589] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:30:47,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474439892] [2022-11-25 23:30:47,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:47,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:30:47,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:30:47,814 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:30:47,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 23:30:48,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:48,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 23:30:48,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:30:48,243 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:48,244 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:30:48,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474439892] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:48,244 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 23:30:48,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-11-25 23:30:48,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492087796] [2022-11-25 23:30:48,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:48,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 23:30:48,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:48,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 23:30:48,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2022-11-25 23:30:48,246 INFO L87 Difference]: Start difference. First operand 540 states and 691 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:30:48,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:48,685 INFO L93 Difference]: Finished difference Result 1126 states and 1432 transitions. [2022-11-25 23:30:48,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 23:30:48,686 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 61 [2022-11-25 23:30:48,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:48,690 INFO L225 Difference]: With dead ends: 1126 [2022-11-25 23:30:48,690 INFO L226 Difference]: Without dead ends: 813 [2022-11-25 23:30:48,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2022-11-25 23:30:48,692 INFO L413 NwaCegarLoop]: 279 mSDtfsCounter, 262 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1608 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:48,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 1608 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:30:48,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2022-11-25 23:30:48,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 766. [2022-11-25 23:30:48,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 766 states, 530 states have (on average 1.3113207547169812) internal successors, (695), 536 states have internal predecessors, (695), 145 states have call successors, (145), 89 states have call predecessors, (145), 90 states have return successors, (146), 142 states have call predecessors, (146), 144 states have call successors, (146) [2022-11-25 23:30:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 986 transitions. [2022-11-25 23:30:48,771 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 986 transitions. Word has length 61 [2022-11-25 23:30:48,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:48,772 INFO L495 AbstractCegarLoop]: Abstraction has 766 states and 986 transitions. [2022-11-25 23:30:48,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:30:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 986 transitions. [2022-11-25 23:30:48,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-25 23:30:48,774 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:48,775 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:48,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 23:30:48,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:30:48,987 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:48,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:48,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1130380901, now seen corresponding path program 1 times [2022-11-25 23:30:48,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:48,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195682580] [2022-11-25 23:30:48,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:48,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:49,284 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:49,285 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:49,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195682580] [2022-11-25 23:30:49,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195682580] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:30:49,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1419745343] [2022-11-25 23:30:49,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:49,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:30:49,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:30:49,289 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:30:49,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 23:30:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:49,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 611 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 23:30:49,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:30:49,697 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:49,697 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:30:49,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1419745343] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:49,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 23:30:49,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-25 23:30:49,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783108150] [2022-11-25 23:30:49,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:49,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 23:30:49,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:49,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 23:30:49,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-25 23:30:49,702 INFO L87 Difference]: Start difference. First operand 766 states and 986 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:30:50,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:50,146 INFO L93 Difference]: Finished difference Result 1584 states and 2028 transitions. [2022-11-25 23:30:50,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 23:30:50,147 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 62 [2022-11-25 23:30:50,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:50,153 INFO L225 Difference]: With dead ends: 1584 [2022-11-25 23:30:50,153 INFO L226 Difference]: Without dead ends: 1045 [2022-11-25 23:30:50,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-25 23:30:50,157 INFO L413 NwaCegarLoop]: 285 mSDtfsCounter, 262 mSDsluCounter, 1339 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1624 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:50,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 1624 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:30:50,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2022-11-25 23:30:50,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 990. [2022-11-25 23:30:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 688 states have (on average 1.316860465116279) internal successors, (906), 698 states have internal predecessors, (906), 185 states have call successors, (185), 113 states have call predecessors, (185), 116 states have return successors, (188), 180 states have call predecessors, (188), 184 states have call successors, (188) [2022-11-25 23:30:50,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2022-11-25 23:30:50,267 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 62 [2022-11-25 23:30:50,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:50,269 INFO L495 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2022-11-25 23:30:50,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:30:50,270 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2022-11-25 23:30:50,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-25 23:30:50,272 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:50,272 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:50,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 23:30:50,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:30:50,479 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:50,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:50,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1759331700, now seen corresponding path program 1 times [2022-11-25 23:30:50,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:50,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776736432] [2022-11-25 23:30:50,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:50,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:50,751 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:50,752 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:50,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776736432] [2022-11-25 23:30:50,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776736432] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:30:50,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1020317632] [2022-11-25 23:30:50,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:50,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:30:50,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:30:50,754 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:30:50,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 23:30:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:51,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 23:30:51,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:30:51,145 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:51,146 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:30:51,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1020317632] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:51,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 23:30:51,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-25 23:30:51,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91024826] [2022-11-25 23:30:51,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:51,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 23:30:51,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:51,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 23:30:51,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-25 23:30:51,149 INFO L87 Difference]: Start difference. First operand 990 states and 1279 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:30:51,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:51,615 INFO L93 Difference]: Finished difference Result 2032 states and 2614 transitions. [2022-11-25 23:30:51,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 23:30:51,616 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 63 [2022-11-25 23:30:51,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:51,622 INFO L225 Difference]: With dead ends: 2032 [2022-11-25 23:30:51,623 INFO L226 Difference]: Without dead ends: 1269 [2022-11-25 23:30:51,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-25 23:30:51,628 INFO L413 NwaCegarLoop]: 285 mSDtfsCounter, 262 mSDsluCounter, 1339 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1624 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:51,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 1624 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 23:30:51,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2022-11-25 23:30:51,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 990. [2022-11-25 23:30:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 688 states have (on average 1.316860465116279) internal successors, (906), 698 states have internal predecessors, (906), 185 states have call successors, (185), 113 states have call predecessors, (185), 116 states have return successors, (188), 180 states have call predecessors, (188), 184 states have call successors, (188) [2022-11-25 23:30:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2022-11-25 23:30:51,712 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 63 [2022-11-25 23:30:51,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:51,713 INFO L495 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2022-11-25 23:30:51,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:30:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2022-11-25 23:30:51,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-25 23:30:51,716 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:51,716 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:51,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 23:30:51,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-25 23:30:51,923 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:51,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:51,924 INFO L85 PathProgramCache]: Analyzing trace with hash 88917442, now seen corresponding path program 1 times [2022-11-25 23:30:51,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:51,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164582037] [2022-11-25 23:30:51,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:51,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:52,120 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:52,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164582037] [2022-11-25 23:30:52,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164582037] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:30:52,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964703057] [2022-11-25 23:30:52,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:52,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:30:52,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:30:52,123 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:30:52,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 23:30:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:52,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 23:30:52,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:30:52,489 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-25 23:30:52,490 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:30:52,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964703057] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:52,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 23:30:52,490 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-25 23:30:52,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953715507] [2022-11-25 23:30:52,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:52,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 23:30:52,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:52,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 23:30:52,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-25 23:30:52,492 INFO L87 Difference]: Start difference. First operand 990 states and 1279 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:30:52,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:52,930 INFO L93 Difference]: Finished difference Result 2032 states and 2614 transitions. [2022-11-25 23:30:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 23:30:52,931 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 64 [2022-11-25 23:30:52,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:52,937 INFO L225 Difference]: With dead ends: 2032 [2022-11-25 23:30:52,937 INFO L226 Difference]: Without dead ends: 1269 [2022-11-25 23:30:52,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-25 23:30:52,940 INFO L413 NwaCegarLoop]: 276 mSDtfsCounter, 262 mSDsluCounter, 1303 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1579 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:52,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 1579 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:30:52,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2022-11-25 23:30:53,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 990. [2022-11-25 23:30:53,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 688 states have (on average 1.316860465116279) internal successors, (906), 698 states have internal predecessors, (906), 185 states have call successors, (185), 113 states have call predecessors, (185), 116 states have return successors, (188), 180 states have call predecessors, (188), 184 states have call successors, (188) [2022-11-25 23:30:53,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2022-11-25 23:30:53,015 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 64 [2022-11-25 23:30:53,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:53,016 INFO L495 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2022-11-25 23:30:53,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:30:53,016 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2022-11-25 23:30:53,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-25 23:30:53,022 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:53,022 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:53,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 23:30:53,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-25 23:30:53,230 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:53,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:53,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1829158773, now seen corresponding path program 1 times [2022-11-25 23:30:53,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:53,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402282678] [2022-11-25 23:30:53,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:53,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:53,341 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-25 23:30:53,341 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:53,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402282678] [2022-11-25 23:30:53,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402282678] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:30:53,342 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:30:53,342 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:30:53,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969168587] [2022-11-25 23:30:53,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:30:53,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:30:53,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:30:53,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:30:53,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:30:53,344 INFO L87 Difference]: Start difference. First operand 990 states and 1279 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-25 23:30:53,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:30:53,617 INFO L93 Difference]: Finished difference Result 2243 states and 2934 transitions. [2022-11-25 23:30:53,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:30:53,617 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 66 [2022-11-25 23:30:53,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:30:53,624 INFO L225 Difference]: With dead ends: 2243 [2022-11-25 23:30:53,624 INFO L226 Difference]: Without dead ends: 1270 [2022-11-25 23:30:53,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:30:53,628 INFO L413 NwaCegarLoop]: 336 mSDtfsCounter, 135 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:30:53,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 543 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:30:53,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2022-11-25 23:30:53,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1267. [2022-11-25 23:30:53,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1267 states, 926 states have (on average 1.3304535637149029) internal successors, (1232), 941 states have internal predecessors, (1232), 202 states have call successors, (202), 133 states have call predecessors, (202), 138 states have return successors, (207), 195 states have call predecessors, (207), 201 states have call successors, (207) [2022-11-25 23:30:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1641 transitions. [2022-11-25 23:30:53,719 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1641 transitions. Word has length 66 [2022-11-25 23:30:53,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:30:53,720 INFO L495 AbstractCegarLoop]: Abstraction has 1267 states and 1641 transitions. [2022-11-25 23:30:53,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-25 23:30:53,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1641 transitions. [2022-11-25 23:30:53,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-25 23:30:53,724 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:30:53,724 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:30:53,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 23:30:53,725 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:30:53,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:30:53,725 INFO L85 PathProgramCache]: Analyzing trace with hash 579872975, now seen corresponding path program 1 times [2022-11-25 23:30:53,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:30:53,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465839790] [2022-11-25 23:30:53,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:53,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:30:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:30:53,959 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:30:53,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465839790] [2022-11-25 23:30:53,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465839790] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:30:53,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1281816093] [2022-11-25 23:30:53,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:30:53,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:30:53,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:30:53,962 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:30:53,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 23:30:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:30:54,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-25 23:30:54,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:30:54,467 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-25 23:30:54,468 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:30:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-25 23:30:54,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1281816093] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:30:54,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [691634453] [2022-11-25 23:30:54,859 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2022-11-25 23:30:54,859 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 23:30:54,863 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 23:30:54,869 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 23:30:54,869 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 23:30:55,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:30:55,494 INFO L321 Elim1Store]: treesize reduction 140, result has 47.6 percent of original size [2022-11-25 23:30:55,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 107 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 14 case distinctions, treesize of input 82 treesize of output 182 [2022-11-25 23:30:55,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:30:55,997 INFO L321 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2022-11-25 23:30:55,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 122 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 28 case distinctions, treesize of input 92 treesize of output 193 [2022-11-25 23:30:56,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:30:56,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2022-11-25 23:30:56,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:30:56,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2022-11-25 23:30:56,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2022-11-25 23:30:57,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:30:57,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2022-11-25 23:30:57,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2022-11-25 23:30:57,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:30:57,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2022-11-25 23:30:58,304 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 423 for LOIs [2022-11-25 23:30:59,072 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-25 23:31:11,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [691634453] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:31:11,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-25 23:31:11,029 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 10, 10] total 24 [2022-11-25 23:31:11,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962733313] [2022-11-25 23:31:11,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:31:11,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 23:31:11,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:31:11,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 23:31:11,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2022-11-25 23:31:11,032 INFO L87 Difference]: Start difference. First operand 1267 states and 1641 transitions. Second operand has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 23:31:19,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:31:19,758 INFO L93 Difference]: Finished difference Result 2522 states and 3269 transitions. [2022-11-25 23:31:19,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 23:31:19,759 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 76 [2022-11-25 23:31:19,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:31:19,766 INFO L225 Difference]: With dead ends: 2522 [2022-11-25 23:31:19,767 INFO L226 Difference]: Without dead ends: 1272 [2022-11-25 23:31:19,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 205 SyntacticMatches, 8 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 17.9s TimeCoverageRelationStatistics Valid=90, Invalid=560, Unknown=0, NotChecked=0, Total=650 [2022-11-25 23:31:19,773 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 1 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 859 SdHoareTripleChecker+Invalid, 478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-25 23:31:19,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 859 Invalid, 478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-25 23:31:19,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1272 states. [2022-11-25 23:31:19,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1272 to 1271. [2022-11-25 23:31:19,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1271 states, 929 states have (on average 1.3293864370290636) internal successors, (1235), 944 states have internal predecessors, (1235), 202 states have call successors, (202), 133 states have call predecessors, (202), 139 states have return successors, (208), 196 states have call predecessors, (208), 201 states have call successors, (208) [2022-11-25 23:31:19,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1271 states and 1645 transitions. [2022-11-25 23:31:19,880 INFO L78 Accepts]: Start accepts. Automaton has 1271 states and 1645 transitions. Word has length 76 [2022-11-25 23:31:19,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:31:19,881 INFO L495 AbstractCegarLoop]: Abstraction has 1271 states and 1645 transitions. [2022-11-25 23:31:19,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 23:31:19,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1645 transitions. [2022-11-25 23:31:19,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-25 23:31:19,899 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:31:19,899 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:31:19,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 23:31:20,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:31:20,100 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:31:20,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:31:20,101 INFO L85 PathProgramCache]: Analyzing trace with hash 932588104, now seen corresponding path program 1 times [2022-11-25 23:31:20,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:31:20,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72641732] [2022-11-25 23:31:20,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:31:20,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:31:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:31:20,404 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-25 23:31:20,405 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:31:20,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72641732] [2022-11-25 23:31:20,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72641732] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:31:20,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1045876419] [2022-11-25 23:31:20,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:31:20,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:31:20,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:31:20,408 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:31:20,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 23:31:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:31:20,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-25 23:31:20,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:31:20,877 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-25 23:31:20,877 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:31:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-25 23:31:21,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1045876419] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:31:21,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1650617245] [2022-11-25 23:31:21,211 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2022-11-25 23:31:21,211 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 23:31:21,212 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 23:31:21,212 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 23:31:21,212 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 23:31:21,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:21,655 INFO L321 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2022-11-25 23:31:21,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 122 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 28 case distinctions, treesize of input 92 treesize of output 193 [2022-11-25 23:31:21,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:21,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 121 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 126 [2022-11-25 23:31:22,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2022-11-25 23:31:22,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:22,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2022-11-25 23:31:22,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:22,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2022-11-25 23:31:22,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:22,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2022-11-25 23:31:22,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:22,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2022-11-25 23:31:22,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2022-11-25 23:31:23,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 23:31:23,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 30 select indices, 30 select index equivalence classes, 229 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 364 [2022-11-25 23:31:23,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:23,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 30 select indices, 30 select index equivalence classes, 229 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 280 treesize of output 366 [2022-11-25 23:31:24,275 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-25 23:31:24,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1548 treesize of output 1551 [2022-11-25 23:31:24,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,470 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:31:24,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,481 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:31:24,544 INFO L321 Elim1Store]: treesize reduction 92, result has 22.0 percent of original size [2022-11-25 23:31:24,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 31 select indices, 31 select index equivalence classes, 255 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 33 case distinctions, treesize of input 1544 treesize of output 1461 [2022-11-25 23:31:24,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,815 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:31:24,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:31:24,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:31:24,880 INFO L321 Elim1Store]: treesize reduction 98, result has 21.0 percent of original size [2022-11-25 23:31:24,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 31 select indices, 31 select index equivalence classes, 255 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 33 case distinctions, treesize of input 1542 treesize of output 1459 [2022-11-25 23:31:26,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 23:31:26,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 23:31:26,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-25 23:31:43,432 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 423 for LOIs [2022-11-25 23:31:44,039 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_irq_1 with input of size 98 for LOIs [2022-11-25 23:31:44,096 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-25 23:32:04,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1650617245] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:32:04,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-25 23:32:04,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [8, 10, 10] total 37 [2022-11-25 23:32:04,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368826286] [2022-11-25 23:32:04,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:32:04,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-25 23:32:04,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:32:04,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-25 23:32:04,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=1138, Unknown=0, NotChecked=0, Total=1332 [2022-11-25 23:32:04,857 INFO L87 Difference]: Start difference. First operand 1271 states and 1645 transitions. Second operand has 21 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 15 states have internal predecessors, (39), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-25 23:32:16,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:32:16,460 INFO L93 Difference]: Finished difference Result 2633 states and 3422 transitions. [2022-11-25 23:32:16,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-25 23:32:16,461 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 15 states have internal predecessors, (39), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 77 [2022-11-25 23:32:16,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:32:16,467 INFO L225 Difference]: With dead ends: 2633 [2022-11-25 23:32:16,468 INFO L226 Difference]: Without dead ends: 1380 [2022-11-25 23:32:16,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 193 SyntacticMatches, 10 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 28.5s TimeCoverageRelationStatistics Valid=248, Invalid=1474, Unknown=0, NotChecked=0, Total=1722 [2022-11-25 23:32:16,471 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 29 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1103 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 1698 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-25 23:32:16,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 1698 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 1103 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-11-25 23:32:16,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2022-11-25 23:32:16,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1341. [2022-11-25 23:32:16,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1341 states, 995 states have (on average 1.3296482412060302) internal successors, (1323), 1010 states have internal predecessors, (1323), 204 states have call successors, (204), 135 states have call predecessors, (204), 141 states have return successors, (210), 198 states have call predecessors, (210), 203 states have call successors, (210) [2022-11-25 23:32:16,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 1737 transitions. [2022-11-25 23:32:16,599 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 1737 transitions. Word has length 77 [2022-11-25 23:32:16,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:32:16,599 INFO L495 AbstractCegarLoop]: Abstraction has 1341 states and 1737 transitions. [2022-11-25 23:32:16,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 15 states have internal predecessors, (39), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-25 23:32:16,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1737 transitions. [2022-11-25 23:32:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-25 23:32:16,603 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:32:16,603 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:32:16,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-25 23:32:16,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-25 23:32:16,821 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:32:16,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:32:16,822 INFO L85 PathProgramCache]: Analyzing trace with hash -950981804, now seen corresponding path program 1 times [2022-11-25 23:32:16,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:32:16,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286740765] [2022-11-25 23:32:16,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:32:16,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:32:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:32:16,993 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-25 23:32:16,993 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:32:16,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286740765] [2022-11-25 23:32:16,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286740765] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:32:16,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [871129212] [2022-11-25 23:32:16,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:32:16,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:32:16,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:32:16,995 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:32:17,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-25 23:32:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:32:17,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 23:32:17,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:32:17,326 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:32:17,326 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:32:17,414 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 23:32:17,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [871129212] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-25 23:32:17,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-25 23:32:17,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 5 [2022-11-25 23:32:17,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479097907] [2022-11-25 23:32:17,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:32:17,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:32:17,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:32:17,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:32:17,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:32:17,418 INFO L87 Difference]: Start difference. First operand 1341 states and 1737 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-25 23:32:17,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:32:17,750 INFO L93 Difference]: Finished difference Result 3187 states and 4085 transitions. [2022-11-25 23:32:17,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:32:17,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 78 [2022-11-25 23:32:17,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:32:17,763 INFO L225 Difference]: With dead ends: 3187 [2022-11-25 23:32:17,763 INFO L226 Difference]: Without dead ends: 1937 [2022-11-25 23:32:17,767 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:32:17,771 INFO L413 NwaCegarLoop]: 253 mSDtfsCounter, 224 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:32:17,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 427 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:32:17,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2022-11-25 23:32:17,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1934. [2022-11-25 23:32:17,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1934 states, 1396 states have (on average 1.3151862464183381) internal successors, (1836), 1416 states have internal predecessors, (1836), 303 states have call successors, (303), 226 states have call predecessors, (303), 234 states have return successors, (311), 295 states have call predecessors, (311), 302 states have call successors, (311) [2022-11-25 23:32:17,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1934 states and 2450 transitions. [2022-11-25 23:32:17,998 INFO L78 Accepts]: Start accepts. Automaton has 1934 states and 2450 transitions. Word has length 78 [2022-11-25 23:32:17,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:32:17,999 INFO L495 AbstractCegarLoop]: Abstraction has 1934 states and 2450 transitions. [2022-11-25 23:32:18,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-25 23:32:18,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2450 transitions. [2022-11-25 23:32:18,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-25 23:32:18,003 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:32:18,003 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:32:18,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-25 23:32:18,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-25 23:32:18,210 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:32:18,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:32:18,211 INFO L85 PathProgramCache]: Analyzing trace with hash -770399343, now seen corresponding path program 1 times [2022-11-25 23:32:18,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:32:18,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623302039] [2022-11-25 23:32:18,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:32:18,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:32:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:32:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-25 23:32:18,525 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:32:18,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623302039] [2022-11-25 23:32:18,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623302039] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 23:32:18,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279187161] [2022-11-25 23:32:18,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:32:18,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:32:18,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:32:18,528 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:32:18,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-25 23:32:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:32:18,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 23:32:18,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:32:18,919 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-25 23:32:18,919 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:32:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-25 23:32:18,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279187161] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:32:18,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2092431010] [2022-11-25 23:32:18,995 INFO L159 IcfgInterpreter]: Started Sifa with 57 locations of interest [2022-11-25 23:32:18,995 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 23:32:18,996 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 23:32:18,996 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 23:32:18,996 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 23:32:19,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:19,469 INFO L321 Elim1Store]: treesize reduction 140, result has 47.6 percent of original size [2022-11-25 23:32:19,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 107 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 14 case distinctions, treesize of input 82 treesize of output 182 [2022-11-25 23:32:19,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:19,910 INFO L321 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2022-11-25 23:32:19,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 122 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 28 case distinctions, treesize of input 92 treesize of output 193 [2022-11-25 23:32:20,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:20,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2022-11-25 23:32:20,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2022-11-25 23:32:20,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:20,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2022-11-25 23:32:20,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2022-11-25 23:32:20,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:20,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2022-11-25 23:32:20,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:20,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2022-11-25 23:32:21,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 30 select indices, 30 select index equivalence classes, 229 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 280 treesize of output 366 [2022-11-25 23:32:21,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:21,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 30 select indices, 30 select index equivalence classes, 229 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 364 [2022-11-25 23:32:21,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-25 23:32:22,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,335 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:32:22,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,345 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:32:22,400 INFO L321 Elim1Store]: treesize reduction 98, result has 21.0 percent of original size [2022-11-25 23:32:22,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 31 select indices, 31 select index equivalence classes, 255 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 33 case distinctions, treesize of input 1550 treesize of output 1467 [2022-11-25 23:32:22,527 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-25 23:32:22,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1544 treesize of output 1547 [2022-11-25 23:32:22,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,703 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:32:22,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 23:32:22,717 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 23:32:22,781 INFO L321 Elim1Store]: treesize reduction 92, result has 22.0 percent of original size [2022-11-25 23:32:22,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 31 select indices, 31 select index equivalence classes, 255 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 33 case distinctions, treesize of input 1540 treesize of output 1457 [2022-11-25 23:32:24,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 23:32:24,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 23:32:24,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-25 23:32:41,278 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 174 for LOIs [2022-11-25 23:32:41,390 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_shutdown with input of size 185 for LOIs [2022-11-25 23:32:41,472 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_alarm_irq_enable with input of size 189 for LOIs [2022-11-25 23:32:45,184 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_wait_while_busy with input of size 184 for LOIs [2022-11-25 23:32:46,167 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_spin_lock_check with input of size 188 for LOIs [2022-11-25 23:32:46,437 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 188 for LOIs [2022-11-25 23:32:46,586 INFO L197 IcfgInterpreter]: Interpreting procedure dev_get_drvdata with input of size 99 for LOIs [2022-11-25 23:32:46,745 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 100 for LOIs [2022-11-25 23:32:46,772 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-25 23:33:34,381 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '50201#(and (<= ~ldv_state_variable_0~0 3) (= |~#tegra_rtc_driver~0.offset| 0) (<= 1 ~ldv_state_variable_0~0) (= ~LDV_IN_INTERRUPT~0 1) (= ~ldv_irq_data_1_1~0.offset 0) (= ~ldv_irq_line_1_2~0 0) (= ~ldv_irq_data_1_0~0.base 0) (= ~ldv_retval_1~0 0) (= 15 |~#tegra_rtc_driver~0.base|) (<= ~tegra_rtc_driver_group0~0.offset 0) (= ~ldv_irq_1_3~0 0) (= ~ldv_irq_data_1_3~0.base 0) (= ~tegra_rtc_ops_group0~0.base 0) (= ~tegra_rtc_ops_group2~0.offset 0) (= |~#tegra_rtc_ops~0.base| 14) (= ~ldv_irq_1_0~0 0) (<= 0 ~ref_cnt~0) (<= ~tegra_rtc_driver_group0~0.base 0) (= ~tegra_rtc_ops_group2~0.base 0) (= ~ldv_state_variable_1~0 1) (= ~ldv_irq_data_1_2~0.base 0) (= 0 ~ldv_init~0) (= |#NULL.offset| 0) (= ~ldv_irq_data_1_0~0.offset 0) (= ~ldv_irq_line_1_1~0 0) (= ~tegra_rtc_ops_group1~0.base 0) (= ~ldv_retval_0~0 0) (= ~tegra_rtc_ops_group1~0.offset 0) (<= 0 ~tegra_rtc_driver_group0~0.base) (= ~ldv_irq_1_1~0 0) (= ~ldv_irq_data_1_1~0.base 0) (<= ~ldv_irq_line_1_0~0 0) (= ~ldv_irq_data_1_3~0.offset 0) (= ~ldv_irq_line_1_3~0 0) (<= 0 ~ldv_irq_line_1_0~0) (= ~ldv_state_variable_2~0 2) (= ~ldv_state_variable_3~0 0) (= ~ldv_irq_data_1_2~0.offset 0) (<= 0 |#StackHeapBarrier|) (= ~ldv_retval_2~0 0) (= ~ldv_irq_1_2~0 0) (= |~#tegra_rtc_ops~0.offset| 0) (exists ((v_~bitwiseAnd_14 Int)) (= (mod (ite (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| 0) 16)) (+ (select (select |#memory_$Pointer$.offset| 0) 16) 16)) 0) 0 (ite (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| 0) 16)) (+ (select (select |#memory_$Pointer$.offset| 0) 16) 16)) 1) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| 0) 16)) (+ (select (select |#memory_$Pointer$.offset| 0) 16) 16)) v_~bitwiseAnd_14)) 4294967296) 0)) (= ~tegra_rtc_ops_group0~0.offset 0) (= |#NULL.base| 0) (<= 0 ~tegra_rtc_driver_group0~0.offset))' at error location [2022-11-25 23:33:34,381 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-25 23:33:34,381 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 23:33:34,382 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-11-25 23:33:34,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057744616] [2022-11-25 23:33:34,382 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 23:33:34,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 23:33:34,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:33:34,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 23:33:34,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=2770, Unknown=0, NotChecked=0, Total=2970 [2022-11-25 23:33:34,384 INFO L87 Difference]: Start difference. First operand 1934 states and 2450 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 23:33:34,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:33:34,812 INFO L93 Difference]: Finished difference Result 3853 states and 4888 transitions. [2022-11-25 23:33:34,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:33:34,813 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 79 [2022-11-25 23:33:34,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:33:34,822 INFO L225 Difference]: With dead ends: 3853 [2022-11-25 23:33:34,823 INFO L226 Difference]: Without dead ends: 1941 [2022-11-25 23:33:34,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 184 SyntacticMatches, 2 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 47.7s TimeCoverageRelationStatistics Valid=207, Invalid=2873, Unknown=0, NotChecked=0, Total=3080 [2022-11-25 23:33:34,829 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 0 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1150 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:33:34,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1150 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:33:34,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1941 states. [2022-11-25 23:33:35,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1941 to 1941. [2022-11-25 23:33:35,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1941 states, 1403 states have (on average 1.3136136849607982) internal successors, (1843), 1423 states have internal predecessors, (1843), 303 states have call successors, (303), 226 states have call predecessors, (303), 234 states have return successors, (311), 295 states have call predecessors, (311), 302 states have call successors, (311) [2022-11-25 23:33:35,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1941 states and 2457 transitions. [2022-11-25 23:33:35,027 INFO L78 Accepts]: Start accepts. Automaton has 1941 states and 2457 transitions. Word has length 79 [2022-11-25 23:33:35,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:33:35,027 INFO L495 AbstractCegarLoop]: Abstraction has 1941 states and 2457 transitions. [2022-11-25 23:33:35,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 23:33:35,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2457 transitions. [2022-11-25 23:33:35,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-25 23:33:35,031 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:33:35,031 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:33:35,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:35,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:33:35,238 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:33:35,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:33:35,239 INFO L85 PathProgramCache]: Analyzing trace with hash 818782872, now seen corresponding path program 2 times [2022-11-25 23:33:35,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:33:35,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760879360] [2022-11-25 23:33:35,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:35,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:33:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:33:35,313 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 23:33:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:33:35,455 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-25 23:33:35,456 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 23:33:35,457 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 23:33:35,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-25 23:33:35,464 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:33:35,470 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 23:33:35,504 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,506 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,510 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,511 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,512 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,519 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,519 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,519 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,520 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,520 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,520 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,521 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,521 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,521 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,522 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,522 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,523 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,524 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,525 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,525 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,525 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,525 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,526 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,527 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,528 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,529 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,529 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,529 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,529 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,530 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,530 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,531 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,532 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,532 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,532 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,532 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,533 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,534 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,540 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,546 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,547 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,548 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,548 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,548 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,548 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,549 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,549 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,549 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,549 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,550 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,553 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,553 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,554 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,554 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,554 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,554 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,555 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,555 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,555 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,555 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,556 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,556 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,557 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,557 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,557 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,557 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,558 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,558 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,558 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:33:35,558 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:33:35,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 11:33:35 BoogieIcfgContainer [2022-11-25 23:33:35,713 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 23:33:35,714 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 23:33:35,714 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 23:33:35,714 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 23:33:35,715 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:30:43" (3/4) ... [2022-11-25 23:33:35,718 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 23:33:35,718 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 23:33:35,720 INFO L158 Benchmark]: Toolchain (without parser) took 175483.94ms. Allocated memory was 136.3MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 101.1MB in the beginning and 711.6MB in the end (delta: -610.5MB). Peak memory consumption was 446.8MB. Max. memory is 16.1GB. [2022-11-25 23:33:35,720 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 136.3MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:33:35,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1381.16ms. Allocated memory is still 136.3MB. Free memory was 100.8MB in the beginning and 88.7MB in the end (delta: 12.1MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2022-11-25 23:33:35,721 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.89ms. Allocated memory is still 136.3MB. Free memory was 88.7MB in the beginning and 83.1MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-25 23:33:35,721 INFO L158 Benchmark]: Boogie Preprocessor took 83.57ms. Allocated memory is still 136.3MB. Free memory was 83.1MB in the beginning and 76.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-25 23:33:35,721 INFO L158 Benchmark]: RCFGBuilder took 2086.68ms. Allocated memory was 136.3MB in the beginning and 184.5MB in the end (delta: 48.2MB). Free memory was 76.8MB in the beginning and 107.9MB in the end (delta: -31.1MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2022-11-25 23:33:35,722 INFO L158 Benchmark]: TraceAbstraction took 171798.64ms. Allocated memory was 184.5MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 107.9MB in the beginning and 712.6MB in the end (delta: -604.8MB). Peak memory consumption was 405.0MB. Max. memory is 16.1GB. [2022-11-25 23:33:35,722 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 1.2GB. Free memory was 712.6MB in the beginning and 711.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:33:35,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 136.3MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1381.16ms. Allocated memory is still 136.3MB. Free memory was 100.8MB in the beginning and 88.7MB in the end (delta: 12.1MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.89ms. Allocated memory is still 136.3MB. Free memory was 88.7MB in the beginning and 83.1MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.57ms. Allocated memory is still 136.3MB. Free memory was 83.1MB in the beginning and 76.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2086.68ms. Allocated memory was 136.3MB in the beginning and 184.5MB in the end (delta: 48.2MB). Free memory was 76.8MB in the beginning and 107.9MB in the end (delta: -31.1MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * TraceAbstraction took 171798.64ms. Allocated memory was 184.5MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 107.9MB in the beginning and 712.6MB in the end (delta: -604.8MB). Peak memory consumption was 405.0MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 1.2GB. Free memory was 712.6MB in the beginning and 711.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227, overapproximation of bitwiseAnd at line 1838. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] CALL, EXPR ldv_zalloc(136U) VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=136, \result={0:0}, __this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, size=136, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=-2] [L2408] RET, EXPR ldv_zalloc(136U) VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(136U)={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629, tmp___1=1] [L2429] COND TRUE ldv_state_variable_0 != 0 [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: [L2440] case 1: VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629, tmp___1=1, tmp___2=1] [L2441] COND TRUE ldv_state_variable_0 == 1 [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2443] COND TRUE ldv_retval_0 == 0 [L2444] ldv_state_variable_0 = 3 [L2445] ldv_state_variable_2 = 1 [L2446] CALL ldv_initialize_platform_driver_2() [L2363] void *tmp ; VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] CALL, EXPR ldv_zalloc(624U) VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=624, \result={0:0}, __this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, size=624, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=-3] [L2365] RET, EXPR ldv_zalloc(624U) VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(624U)={0:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] tmp = ldv_zalloc(624U) [L2366] tegra_rtc_driver_group0 = (struct platform_device *)tmp [L2446] RET ldv_initialize_platform_driver_2() [L2449] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629, tmp___1=1, tmp___2=1] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629, tmp___1=3, tmp___2=1] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: [L2574] case 1: [L2584] case 2: [L2604] case 3: [L2614] case 4: [L2615] COND TRUE ldv_state_variable_2 == 1 [L2616] CALL ldv_probe_2() [L2836] return __VERIFIER_nondet_int(); [L2616] RET ldv_probe_2() [L2617] ldv_state_variable_2 = 2 [L2618] ref_cnt = ref_cnt + 1 VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=625, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629, tmp___1=3, tmp___2=1, tmp___4=4] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=625, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629, tmp___1=3, tmp___2=1, tmp___4=4] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=625, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629, tmp___1=3, tmp___2=1, tmp___4=0] [L2563] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=625, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629, tmp___1=3, tmp___2=1, tmp___4=0] [L2568] COND TRUE ldv_state_variable_2 == 2 VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=625, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=629, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=629, tmp___1=3, tmp___2=1, tmp___4=0] [L2569] CALL tegra_rtc_shutdown(tegra_rtc_driver_group0) VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, pdev={0:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2222] CALL tegra_rtc_alarm_irq_enable(& pdev->dev, 0U) VAL [\old(enabled)=0, __this_module={627:630}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1960] struct tegra_rtc_info *info ; [L1961] void *tmp ; [L1962] unsigned int status ; [L1963] unsigned long sl_irq_flags ; [L1964] u32 __v ; [L1965] u32 __v___0 ; VAL [\old(enabled)=0, __this_module={627:630}, dev={0:12}, dev={0:12}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={627:630}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={627:630}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1967] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [\old(enabled)=0, __this_module={627:630}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] tmp = dev_get_drvdata((struct device const *)dev) [L1968] info = (struct tegra_rtc_info *)tmp VAL [\old(enabled)=0, __this_module={627:630}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1969] CALL tegra_rtc_wait_while_busy(dev) VAL [__this_module={627:630}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1843] struct tegra_rtc_info *info ; [L1844] void *tmp ; [L1845] int retries ; [L1846] int tmp___0 ; [L1847] u32 tmp___1 ; VAL [__this_module={627:630}, dev={0:12}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={627:630}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={627:630}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1849] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={627:630}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] tmp = dev_get_drvdata((struct device const *)dev) [L1850] info = (struct tegra_rtc_info *)tmp [L1851] retries = 500 VAL [__this_module={627:630}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1862] CALL, EXPR tegra_rtc_check_busy(info) [L1833] u32 __v ; [L1834] u32 __v___0 ; [L1836] EXPR info->rtc_base [L1836] EXPR (unsigned int volatile *)info->rtc_base + 4U [L1836] __v___0 = *((unsigned int volatile *)info->rtc_base + 4U) [L1837] __v = __v___0 [L1838] return (__v & 1U); [L1862] RET, EXPR tegra_rtc_check_busy(info) [L1862] tmp___1 = tegra_rtc_check_busy(info) [L1863] COND FALSE !(tmp___1 != 0U) [L1867] return (0); VAL [\result=0, __this_module={627:630}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___1=0] [L1969] RET tegra_rtc_wait_while_busy(dev) VAL [\old(enabled)=0, __this_module={627:630}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tegra_rtc_wait_while_busy(dev)=0, tmp={0:0}] [L1970] CALL ldv_spin_lock_check() VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2783] COND FALSE !(ldv_init == 1) VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2785] CALL ldv_error() VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1672] reach_error() VAL [__this_module={627:630}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 305 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 171.5s, OverallIterations: 16, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 24.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2924 SdHoareTripleChecker+Valid, 9.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2889 mSDsluCounter, 14889 SdHoareTripleChecker+Invalid, 8.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11049 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3686 IncrementalHoareTripleChecker+Invalid, 3753 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 3840 mSDtfsCounter, 3686 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1233 GetRequests, 990 SyntacticMatches, 20 SemanticMatches, 223 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1413 ImplicationChecksByTransitivity, 95.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1941occurred in iteration=15, InterpolantAutomatonStates: 122, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 789 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1555 NumberOfCodeBlocks, 1555 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 1756 ConstructedInterpolants, 0 QuantifiedInterpolants, 2883 SizeOfPredicates, 25 NumberOfNonLiveVariables, 5152 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 27 InterpolantComputations, 12 PerfectInterpolantSequences, 459/526 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 27.1s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 5, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 48, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 99, TOOLS_POST_TIME: 13.1s, TOOLS_POST_CALL_APPLICATIONS: 28, TOOLS_POST_CALL_TIME: 7.4s, TOOLS_POST_RETURN_APPLICATIONS: 24, TOOLS_POST_RETURN_TIME: 4.3s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 151, TOOLS_QUANTIFIERELIM_TIME: 24.7s, TOOLS_QUANTIFIERELIM_MAX_TIME: 3.0s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 195, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 26, DOMAIN_JOIN_TIME: 1.5s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME: 0.4s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 48, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME: 15.3s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 15.3s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 24, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 1734, DAG_COMPRESSION_RETAINED_NODES: 191, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-25 23:33:35,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 23:33:38,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:33:38,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:33:38,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:33:38,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:33:38,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:33:38,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:33:38,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:33:38,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:33:38,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:33:38,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:33:38,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:33:38,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:33:38,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:33:38,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:33:38,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:33:38,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:33:38,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:33:38,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:33:38,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:33:38,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:33:38,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:33:38,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:33:38,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:33:38,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:33:38,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:33:38,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:33:38,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:33:38,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:33:38,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:33:38,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:33:38,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:33:38,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:33:38,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:33:38,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:33:38,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:33:38,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:33:38,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:33:38,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:33:38,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:33:38,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:33:38,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-25 23:33:38,638 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:33:38,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:33:38,639 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:33:38,640 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:33:38,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:33:38,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:33:38,641 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:33:38,641 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:33:38,641 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:33:38,642 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:33:38,642 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:33:38,642 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:33:38,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:33:38,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:33:38,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:33:38,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:33:38,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:33:38,644 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:33:38,645 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:33:38,645 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:33:38,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:33:38,645 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:33:38,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:33:38,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:33:38,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:33:38,647 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:33:38,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:33:38,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:33:38,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:33:38,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:33:38,648 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:33:38,648 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:33:38,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:33:38,649 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:33:38,649 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:33:38,649 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2022-11-25 23:33:39,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:33:39,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:33:39,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:33:39,108 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:33:39,108 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:33:39,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2022-11-25 23:33:42,686 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:33:43,250 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:33:43,250 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2022-11-25 23:33:43,292 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/data/31fc11007/5cbe6f4c8c404389b8ccfc27a30106f4/FLAGecebb21ac [2022-11-25 23:33:43,315 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/data/31fc11007/5cbe6f4c8c404389b8ccfc27a30106f4 [2022-11-25 23:33:43,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:33:43,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:33:43,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:33:43,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:33:43,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:33:43,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:33:43" (1/1) ... [2022-11-25 23:33:43,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f460c08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:43, skipping insertion in model container [2022-11-25 23:33:43,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:33:43" (1/1) ... [2022-11-25 23:33:43,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:33:43,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:33:43,940 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:33:44,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2022-11-25 23:33:44,065 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:33:44,076 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:33:44,079 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:33:44,147 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,152 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:33:44,165 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,170 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:33:44,171 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,181 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,186 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:33:44,191 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,192 WARN L623 FunctionHandler]: Unknown extern function rtc_valid_tm [2022-11-25 23:33:44,193 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:33:44,200 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,208 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:33:44,212 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,218 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,221 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:33:44,227 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:44,230 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,232 WARN L623 FunctionHandler]: Unknown extern function rtc_update_irq [2022-11-25 23:33:44,246 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:33:44,248 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,250 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:33:44,255 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,258 WARN L623 FunctionHandler]: Unknown extern function platform_get_irq [2022-11-25 23:33:44,260 WARN L623 FunctionHandler]: Unknown extern function tegra_ioremap [2022-11-25 23:33:44,263 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,272 WARN L623 FunctionHandler]: Unknown extern function device_init_wakeup [2022-11-25 23:33:44,279 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,282 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,283 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 23:33:44,288 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:33:44,289 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:44,290 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:44,296 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:33:44,300 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:33:44,301 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:44,302 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:44,329 WARN L623 FunctionHandler]: Unknown extern function platform_driver_probe [2022-11-25 23:33:44,331 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-11-25 23:33:44,366 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 23:33:44,382 WARN L623 FunctionHandler]: Unknown extern function ldv_release_3 [2022-11-25 23:33:44,385 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-11-25 23:33:44,394 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-11-25 23:33:44,395 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 23:33:44,397 WARN L623 FunctionHandler]: Unknown extern function rtc_device_register [2022-11-25 23:33:44,399 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:33:44,400 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:33:44,401 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:33:44,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:33:44,442 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-25 23:33:44,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:33:44,526 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:33:44,541 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2022-11-25 23:33:44,544 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:33:44,545 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:33:44,546 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:33:44,558 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,560 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:33:44,564 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,568 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:33:44,569 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,572 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,575 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:33:44,580 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,580 WARN L623 FunctionHandler]: Unknown extern function rtc_valid_tm [2022-11-25 23:33:44,581 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:33:44,586 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,595 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:33:44,600 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,606 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,608 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:33:44,612 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:44,617 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,622 WARN L623 FunctionHandler]: Unknown extern function rtc_update_irq [2022-11-25 23:33:44,627 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:33:44,628 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,630 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:33:44,631 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,633 WARN L623 FunctionHandler]: Unknown extern function platform_get_irq [2022-11-25 23:33:44,635 WARN L623 FunctionHandler]: Unknown extern function tegra_ioremap [2022-11-25 23:33:44,644 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,649 WARN L623 FunctionHandler]: Unknown extern function device_init_wakeup [2022-11-25 23:33:44,656 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,659 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,660 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 23:33:44,661 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:33:44,663 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:44,664 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:44,667 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:33:44,670 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:33:44,678 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:44,679 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:44,683 WARN L623 FunctionHandler]: Unknown extern function platform_driver_probe [2022-11-25 23:33:44,687 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-11-25 23:33:44,693 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 23:33:44,702 WARN L623 FunctionHandler]: Unknown extern function ldv_release_3 [2022-11-25 23:33:44,705 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-11-25 23:33:44,712 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-11-25 23:33:44,714 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 23:33:44,716 WARN L623 FunctionHandler]: Unknown extern function rtc_device_register [2022-11-25 23:33:44,718 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:33:44,719 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:33:44,719 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:33:44,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:33:44,743 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:33:44,806 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:33:44,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2022-11-25 23:33:44,811 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:33:44,812 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:33:44,813 WARN L623 FunctionHandler]: Unknown extern function irq_set_irq_wake [2022-11-25 23:33:44,816 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,817 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-11-25 23:33:44,818 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,819 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:33:44,819 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,820 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,822 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:33:44,823 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,823 WARN L623 FunctionHandler]: Unknown extern function rtc_valid_tm [2022-11-25 23:33:44,824 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:33:44,825 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,827 WARN L623 FunctionHandler]: Unknown extern function rtc_time_to_tm [2022-11-25 23:33:44,829 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,830 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,831 WARN L623 FunctionHandler]: Unknown extern function rtc_tm_to_time [2022-11-25 23:33:44,833 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 23:33:44,834 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-11-25 23:33:44,835 WARN L623 FunctionHandler]: Unknown extern function rtc_update_irq [2022-11-25 23:33:44,837 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:33:44,838 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,839 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 23:33:44,839 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,840 WARN L623 FunctionHandler]: Unknown extern function platform_get_irq [2022-11-25 23:33:44,841 WARN L623 FunctionHandler]: Unknown extern function tegra_ioremap [2022-11-25 23:33:44,842 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,849 WARN L623 FunctionHandler]: Unknown extern function device_init_wakeup [2022-11-25 23:33:44,850 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,852 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:33:44,852 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 23:33:44,853 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:33:44,854 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:44,854 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:44,856 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 23:33:44,857 WARN L623 FunctionHandler]: Unknown extern function tegra_iounmap [2022-11-25 23:33:44,858 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 23:33:44,858 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:33:44,862 WARN L623 FunctionHandler]: Unknown extern function platform_driver_probe [2022-11-25 23:33:44,862 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-11-25 23:33:44,868 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 23:33:44,872 WARN L623 FunctionHandler]: Unknown extern function ldv_release_3 [2022-11-25 23:33:44,873 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-11-25 23:33:44,875 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_2 [2022-11-25 23:33:44,876 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 23:33:44,878 WARN L623 FunctionHandler]: Unknown extern function rtc_device_register [2022-11-25 23:33:44,879 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:33:44,880 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:33:44,880 WARN L623 FunctionHandler]: Unknown extern function rtc_device_unregister [2022-11-25 23:33:44,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:33:44,953 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:33:44,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44 WrapperNode [2022-11-25 23:33:44,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:33:44,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:33:44,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:33:44,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:33:44,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,090 INFO L138 Inliner]: procedures = 121, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 791 [2022-11-25 23:33:45,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:33:45,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:33:45,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:33:45,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:33:45,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,210 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:33:45,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:33:45,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:33:45,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:33:45,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (1/1) ... [2022-11-25 23:33:45,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:33:45,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:33:45,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:33:45,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:33:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-25 23:33:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-25 23:33:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-25 23:33:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-25 23:33:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 23:33:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 23:33:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 23:33:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2022-11-25 23:33:45,345 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2022-11-25 23:33:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2022-11-25 23:33:45,345 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2022-11-25 23:33:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-25 23:33:45,345 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-25 23:33:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2022-11-25 23:33:45,346 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2022-11-25 23:33:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2022-11-25 23:33:45,346 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2022-11-25 23:33:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2022-11-25 23:33:45,346 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2022-11-25 23:33:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 23:33:45,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 23:33:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2022-11-25 23:33:45,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2022-11-25 23:33:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-25 23:33:45,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-25 23:33:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 23:33:45,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 23:33:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2022-11-25 23:33:45,348 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2022-11-25 23:33:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 23:33:45,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 23:33:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2022-11-25 23:33:45,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2022-11-25 23:33:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2022-11-25 23:33:45,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2022-11-25 23:33:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2022-11-25 23:33:45,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2022-11-25 23:33:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 23:33:45,351 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 23:33:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:33:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:33:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2022-11-25 23:33:45,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2022-11-25 23:33:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:33:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-25 23:33:45,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-25 23:33:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:33:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 23:33:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 23:33:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-25 23:33:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-25 23:33:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 23:33:45,354 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 23:33:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-11-25 23:33:45,354 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-11-25 23:33:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-25 23:33:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-25 23:33:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 23:33:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:33:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2022-11-25 23:33:45,356 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2022-11-25 23:33:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:33:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-11-25 23:33:45,356 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-11-25 23:33:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 23:33:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2022-11-25 23:33:45,358 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2022-11-25 23:33:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2022-11-25 23:33:45,358 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2022-11-25 23:33:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-11-25 23:33:45,358 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-11-25 23:33:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 23:33:45,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 23:33:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2022-11-25 23:33:45,359 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2022-11-25 23:33:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:33:45,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:33:45,840 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:33:45,843 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:33:46,336 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 23:33:49,518 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:33:49,530 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:33:49,530 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 23:33:49,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:33:49 BoogieIcfgContainer [2022-11-25 23:33:49,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:33:49,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:33:49,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:33:49,540 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:33:49,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:33:43" (1/3) ... [2022-11-25 23:33:49,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77508b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:33:49, skipping insertion in model container [2022-11-25 23:33:49,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:33:44" (2/3) ... [2022-11-25 23:33:49,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77508b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:33:49, skipping insertion in model container [2022-11-25 23:33:49,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:33:49" (3/3) ... [2022-11-25 23:33:49,544 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2022-11-25 23:33:49,567 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:33:49,567 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 23:33:49,691 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:33:49,709 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4fc96b3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:33:49,710 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 23:33:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand has 381 states, 270 states have (on average 1.3407407407407408) internal successors, (362), 280 states have internal predecessors, (362), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2022-11-25 23:33:49,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-25 23:33:49,738 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:33:49,739 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:33:49,740 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:33:49,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:33:49,752 INFO L85 PathProgramCache]: Analyzing trace with hash -422849068, now seen corresponding path program 1 times [2022-11-25 23:33:49,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:33:49,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1980409494] [2022-11-25 23:33:49,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:49,772 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:33:49,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:33:49,783 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:33:49,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-25 23:33:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:50,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 23:33:50,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:50,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:33:50,281 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:33:50,281 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:33:50,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1980409494] [2022-11-25 23:33:50,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1980409494] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:33:50,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:33:50,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:33:50,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413489741] [2022-11-25 23:33:50,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:33:50,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:33:50,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:33:50,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:33:50,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:33:50,334 INFO L87 Difference]: Start difference. First operand has 381 states, 270 states have (on average 1.3407407407407408) internal successors, (362), 280 states have internal predecessors, (362), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 23:33:50,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:33:50,536 INFO L93 Difference]: Finished difference Result 758 states and 1077 transitions. [2022-11-25 23:33:50,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:33:50,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2022-11-25 23:33:50,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:33:50,561 INFO L225 Difference]: With dead ends: 758 [2022-11-25 23:33:50,561 INFO L226 Difference]: Without dead ends: 366 [2022-11-25 23:33:50,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:33:50,580 INFO L413 NwaCegarLoop]: 509 mSDtfsCounter, 0 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1016 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 23:33:50,581 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1016 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 23:33:50,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2022-11-25 23:33:50,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2022-11-25 23:33:50,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 263 states have (on average 1.311787072243346) internal successors, (345), 265 states have internal predecessors, (345), 73 states have call successors, (73), 30 states have call predecessors, (73), 29 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2022-11-25 23:33:50,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 490 transitions. [2022-11-25 23:33:50,725 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 490 transitions. Word has length 39 [2022-11-25 23:33:50,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:33:50,726 INFO L495 AbstractCegarLoop]: Abstraction has 366 states and 490 transitions. [2022-11-25 23:33:50,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 23:33:50,727 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 490 transitions. [2022-11-25 23:33:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-25 23:33:50,743 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:33:50,744 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:33:50,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:50,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:33:50,959 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:33:50,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:33:50,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1341730321, now seen corresponding path program 1 times [2022-11-25 23:33:50,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:33:50,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [545150276] [2022-11-25 23:33:50,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:50,961 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:33:50,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:33:50,980 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:33:50,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-25 23:33:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:51,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:33:51,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:51,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:33:51,467 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:33:51,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:33:51,633 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:33:51,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [545150276] [2022-11-25 23:33:51,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [545150276] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:33:51,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [427441037] [2022-11-25 23:33:51,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:51,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:33:51,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:33:51,646 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:33:51,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-25 23:33:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:52,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:33:52,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:52,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 23:33:52,083 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:33:52,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [427441037] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:33:52,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-25 23:33:52,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2022-11-25 23:33:52,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085555494] [2022-11-25 23:33:52,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:33:52,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:33:52,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:33:52,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:33:52,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-25 23:33:52,090 INFO L87 Difference]: Start difference. First operand 366 states and 490 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 23:33:52,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:33:52,169 INFO L93 Difference]: Finished difference Result 618 states and 816 transitions. [2022-11-25 23:33:52,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:33:52,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2022-11-25 23:33:52,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:33:52,175 INFO L225 Difference]: With dead ends: 618 [2022-11-25 23:33:52,175 INFO L226 Difference]: Without dead ends: 260 [2022-11-25 23:33:52,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-25 23:33:52,178 INFO L413 NwaCegarLoop]: 333 mSDtfsCounter, 327 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 23:33:52,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 333 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 23:33:52,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2022-11-25 23:33:52,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 260. [2022-11-25 23:33:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 188 states have (on average 1.2765957446808511) internal successors, (240), 189 states have internal predecessors, (240), 48 states have call successors, (48), 24 states have call predecessors, (48), 23 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-11-25 23:33:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 335 transitions. [2022-11-25 23:33:52,244 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 335 transitions. Word has length 39 [2022-11-25 23:33:52,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:33:52,245 INFO L495 AbstractCegarLoop]: Abstraction has 260 states and 335 transitions. [2022-11-25 23:33:52,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 23:33:52,245 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 335 transitions. [2022-11-25 23:33:52,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-25 23:33:52,248 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:33:52,248 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:33:52,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:52,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:52,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-25 23:33:52,667 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:33:52,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:33:52,668 INFO L85 PathProgramCache]: Analyzing trace with hash 980024809, now seen corresponding path program 1 times [2022-11-25 23:33:52,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:33:52,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [843633214] [2022-11-25 23:33:52,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:52,669 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:33:52,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:33:52,671 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:33:52,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-25 23:33:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:53,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:33:53,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:53,177 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:33:53,177 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:33:53,355 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:33:53,355 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:33:53,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [843633214] [2022-11-25 23:33:53,355 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [843633214] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:33:53,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [229475994] [2022-11-25 23:33:53,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:53,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:33:53,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:33:53,360 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:33:53,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2022-11-25 23:33:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:53,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:33:53,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:54,046 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:33:54,046 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:33:54,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [229475994] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:33:54,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-25 23:33:54,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2022-11-25 23:33:54,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10214016] [2022-11-25 23:33:54,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:33:54,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:33:54,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:33:54,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:33:54,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-25 23:33:54,049 INFO L87 Difference]: Start difference. First operand 260 states and 335 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:33:54,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:33:54,369 INFO L93 Difference]: Finished difference Result 775 states and 1008 transitions. [2022-11-25 23:33:54,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 23:33:54,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 56 [2022-11-25 23:33:54,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:33:54,377 INFO L225 Difference]: With dead ends: 775 [2022-11-25 23:33:54,378 INFO L226 Difference]: Without dead ends: 523 [2022-11-25 23:33:54,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-11-25 23:33:54,383 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 332 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 1490 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:33:54,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 1490 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:33:54,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2022-11-25 23:33:54,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 510. [2022-11-25 23:33:54,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 368 states have (on average 1.2771739130434783) internal successors, (470), 374 states have internal predecessors, (470), 94 states have call successors, (94), 48 states have call predecessors, (94), 47 states have return successors, (96), 89 states have call predecessors, (96), 93 states have call successors, (96) [2022-11-25 23:33:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 660 transitions. [2022-11-25 23:33:54,455 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 660 transitions. Word has length 56 [2022-11-25 23:33:54,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:33:54,456 INFO L495 AbstractCegarLoop]: Abstraction has 510 states and 660 transitions. [2022-11-25 23:33:54,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:33:54,456 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 660 transitions. [2022-11-25 23:33:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-25 23:33:54,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:33:54,464 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:33:54,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2022-11-25 23:33:54,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:54,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:33:54,868 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:33:54,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:33:54,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1754840678, now seen corresponding path program 1 times [2022-11-25 23:33:54,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:33:54,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1899441047] [2022-11-25 23:33:54,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:54,870 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:33:54,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:33:54,871 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:33:54,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-25 23:33:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:55,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:33:55,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:33:55,398 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:33:55,585 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:33:55,586 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:33:55,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1899441047] [2022-11-25 23:33:55,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1899441047] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:33:55,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [541045423] [2022-11-25 23:33:55,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:55,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:33:55,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:33:55,592 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:33:55,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2022-11-25 23:33:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:56,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:33:56,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:56,228 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:33:56,228 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:33:56,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [541045423] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:33:56,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-25 23:33:56,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2022-11-25 23:33:56,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967882981] [2022-11-25 23:33:56,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:33:56,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:33:56,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:33:56,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:33:56,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-25 23:33:56,231 INFO L87 Difference]: Start difference. First operand 510 states and 660 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:33:56,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:33:56,480 INFO L93 Difference]: Finished difference Result 1028 states and 1337 transitions. [2022-11-25 23:33:56,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:33:56,481 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 57 [2022-11-25 23:33:56,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:33:56,486 INFO L225 Difference]: With dead ends: 1028 [2022-11-25 23:33:56,486 INFO L226 Difference]: Without dead ends: 526 [2022-11-25 23:33:56,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-11-25 23:33:56,491 INFO L413 NwaCegarLoop]: 331 mSDtfsCounter, 323 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:33:56,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 980 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:33:56,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2022-11-25 23:33:56,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 514. [2022-11-25 23:33:56,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 372 states have (on average 1.2688172043010753) internal successors, (472), 377 states have internal predecessors, (472), 93 states have call successors, (93), 49 states have call predecessors, (93), 48 states have return successors, (95), 89 states have call predecessors, (95), 92 states have call successors, (95) [2022-11-25 23:33:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 660 transitions. [2022-11-25 23:33:56,569 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 660 transitions. Word has length 57 [2022-11-25 23:33:56,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:33:56,571 INFO L495 AbstractCegarLoop]: Abstraction has 514 states and 660 transitions. [2022-11-25 23:33:56,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:33:56,571 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 660 transitions. [2022-11-25 23:33:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-25 23:33:56,575 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:33:56,575 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:33:56,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:56,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:57,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-25 23:33:57,001 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:33:57,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:33:57,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1594962908, now seen corresponding path program 1 times [2022-11-25 23:33:57,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:33:57,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [910356095] [2022-11-25 23:33:57,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:57,004 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:33:57,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:33:57,005 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:33:57,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-25 23:33:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:57,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:33:57,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:57,436 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:33:57,437 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:33:57,625 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:33:57,625 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:33:57,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [910356095] [2022-11-25 23:33:57,625 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [910356095] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:33:57,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1225454127] [2022-11-25 23:33:57,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:57,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:33:57,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:33:57,628 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:33:57,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2022-11-25 23:33:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:57,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:33:57,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:33:58,056 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:33:58,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1225454127] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:33:58,056 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-25 23:33:58,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2022-11-25 23:33:58,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768491046] [2022-11-25 23:33:58,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:33:58,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:33:58,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:33:58,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:33:58,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-25 23:33:58,058 INFO L87 Difference]: Start difference. First operand 514 states and 660 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:33:58,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:33:58,289 INFO L93 Difference]: Finished difference Result 1235 states and 1586 transitions. [2022-11-25 23:33:58,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:33:58,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 58 [2022-11-25 23:33:58,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:33:58,297 INFO L225 Difference]: With dead ends: 1235 [2022-11-25 23:33:58,297 INFO L226 Difference]: Without dead ends: 729 [2022-11-25 23:33:58,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-25 23:33:58,300 INFO L413 NwaCegarLoop]: 349 mSDtfsCounter, 144 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:33:58,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 646 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:33:58,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2022-11-25 23:33:58,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 726. [2022-11-25 23:33:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 726 states, 535 states have (on average 1.2785046728971963) internal successors, (684), 545 states have internal predecessors, (684), 123 states have call successors, (123), 68 states have call predecessors, (123), 67 states have return successors, (125), 116 states have call predecessors, (125), 122 states have call successors, (125) [2022-11-25 23:33:58,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 932 transitions. [2022-11-25 23:33:58,390 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 932 transitions. Word has length 58 [2022-11-25 23:33:58,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:33:58,390 INFO L495 AbstractCegarLoop]: Abstraction has 726 states and 932 transitions. [2022-11-25 23:33:58,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:33:58,391 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 932 transitions. [2022-11-25 23:33:58,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-25 23:33:58,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:33:58,395 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:33:58,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:58,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-25 23:33:58,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:33:58,800 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:33:58,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:33:58,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1198468300, now seen corresponding path program 1 times [2022-11-25 23:33:58,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:33:58,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [136674094] [2022-11-25 23:33:58,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:58,802 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:33:58,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:33:58,803 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:33:58,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-25 23:33:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:59,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:33:59,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:59,255 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:33:59,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:33:59,436 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:33:59,436 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:33:59,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [136674094] [2022-11-25 23:33:59,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [136674094] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:33:59,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [229308583] [2022-11-25 23:33:59,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:33:59,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:33:59,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:33:59,438 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:33:59,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2022-11-25 23:33:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:33:59,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:33:59,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:33:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:33:59,996 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:33:59,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [229308583] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:33:59,996 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-25 23:33:59,996 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2022-11-25 23:33:59,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274763802] [2022-11-25 23:33:59,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:33:59,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:33:59,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:33:59,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:33:59,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-25 23:33:59,998 INFO L87 Difference]: Start difference. First operand 726 states and 932 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:34:00,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:00,268 INFO L93 Difference]: Finished difference Result 1467 states and 1886 transitions. [2022-11-25 23:34:00,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:34:00,269 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 58 [2022-11-25 23:34:00,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:00,276 INFO L225 Difference]: With dead ends: 1467 [2022-11-25 23:34:00,276 INFO L226 Difference]: Without dead ends: 758 [2022-11-25 23:34:00,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-11-25 23:34:00,280 INFO L413 NwaCegarLoop]: 330 mSDtfsCounter, 320 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:00,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [324 Valid, 977 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:34:00,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2022-11-25 23:34:00,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 734. [2022-11-25 23:34:00,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 734 states, 543 states have (on average 1.270718232044199) internal successors, (690), 551 states have internal predecessors, (690), 121 states have call successors, (121), 70 states have call predecessors, (121), 69 states have return successors, (123), 116 states have call predecessors, (123), 120 states have call successors, (123) [2022-11-25 23:34:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 934 transitions. [2022-11-25 23:34:00,386 INFO L78 Accepts]: Start accepts. Automaton has 734 states and 934 transitions. Word has length 58 [2022-11-25 23:34:00,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:00,386 INFO L495 AbstractCegarLoop]: Abstraction has 734 states and 934 transitions. [2022-11-25 23:34:00,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:34:00,387 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 934 transitions. [2022-11-25 23:34:00,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-25 23:34:00,389 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:00,389 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:00,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:00,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:00,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:00,798 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:00,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:00,799 INFO L85 PathProgramCache]: Analyzing trace with hash 96559261, now seen corresponding path program 1 times [2022-11-25 23:34:00,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:00,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1251966595] [2022-11-25 23:34:00,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:00,800 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:00,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:00,801 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:34:00,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-25 23:34:01,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:01,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:34:01,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:01,178 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:34:01,179 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:01,361 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 23:34:01,361 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:34:01,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1251966595] [2022-11-25 23:34:01,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1251966595] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:01,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1336545366] [2022-11-25 23:34:01,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:01,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:01,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:34:01,364 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:34:01,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2022-11-25 23:34:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:01,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:34:01,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:01,937 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:34:01,938 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:34:01,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1336545366] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:34:01,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-25 23:34:01,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2022-11-25 23:34:01,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903624676] [2022-11-25 23:34:01,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:34:01,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:34:01,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:34:01,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:34:01,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-25 23:34:01,941 INFO L87 Difference]: Start difference. First operand 734 states and 934 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:34:02,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:02,213 INFO L93 Difference]: Finished difference Result 1400 states and 1782 transitions. [2022-11-25 23:34:02,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:34:02,213 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 59 [2022-11-25 23:34:02,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:02,217 INFO L225 Difference]: With dead ends: 1400 [2022-11-25 23:34:02,217 INFO L226 Difference]: Without dead ends: 683 [2022-11-25 23:34:02,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-11-25 23:34:02,221 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 317 mSDsluCounter, 645 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:02,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 974 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:34:02,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2022-11-25 23:34:02,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 665. [2022-11-25 23:34:02,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 495 states have (on average 1.2606060606060605) internal successors, (624), 499 states have internal predecessors, (624), 105 states have call successors, (105), 65 states have call predecessors, (105), 64 states have return successors, (107), 102 states have call predecessors, (107), 104 states have call successors, (107) [2022-11-25 23:34:02,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 836 transitions. [2022-11-25 23:34:02,285 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 836 transitions. Word has length 59 [2022-11-25 23:34:02,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:02,285 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 836 transitions. [2022-11-25 23:34:02,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-25 23:34:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 836 transitions. [2022-11-25 23:34:02,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-25 23:34:02,288 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:02,288 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:02,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:02,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:02,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:02,703 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:02,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:02,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1028595171, now seen corresponding path program 1 times [2022-11-25 23:34:02,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:02,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1541736035] [2022-11-25 23:34:02,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:02,705 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:02,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:02,706 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:34:02,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-11-25 23:34:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:03,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:34:03,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:03,153 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-25 23:34:03,154 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-25 23:34:03,308 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:34:03,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1541736035] [2022-11-25 23:34:03,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1541736035] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:03,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [530611665] [2022-11-25 23:34:03,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:03,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:03,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:34:03,310 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:34:03,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2022-11-25 23:34:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:03,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:34:03,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:04,073 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-25 23:34:04,073 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:04,543 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-25 23:34:04,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [530611665] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-25 23:34:04,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-25 23:34:04,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [4, 4, 7] total 14 [2022-11-25 23:34:04,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112911025] [2022-11-25 23:34:04,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:34:04,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 23:34:04,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:34:04,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 23:34:04,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2022-11-25 23:34:04,545 INFO L87 Difference]: Start difference. First operand 665 states and 836 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-25 23:34:06,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:06,389 INFO L93 Difference]: Finished difference Result 1619 states and 2036 transitions. [2022-11-25 23:34:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-25 23:34:06,390 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 68 [2022-11-25 23:34:06,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:06,396 INFO L225 Difference]: With dead ends: 1619 [2022-11-25 23:34:06,396 INFO L226 Difference]: Without dead ends: 978 [2022-11-25 23:34:06,399 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=99, Invalid=407, Unknown=0, NotChecked=0, Total=506 [2022-11-25 23:34:06,399 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 343 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 1996 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:06,400 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 1996 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-25 23:34:06,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2022-11-25 23:34:06,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 915. [2022-11-25 23:34:06,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 915 states, 685 states have (on average 1.2686131386861315) internal successors, (869), 687 states have internal predecessors, (869), 143 states have call successors, (143), 87 states have call predecessors, (143), 86 states have return successors, (145), 142 states have call predecessors, (145), 142 states have call successors, (145) [2022-11-25 23:34:06,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 915 states and 1157 transitions. [2022-11-25 23:34:06,491 INFO L78 Accepts]: Start accepts. Automaton has 915 states and 1157 transitions. Word has length 68 [2022-11-25 23:34:06,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:06,492 INFO L495 AbstractCegarLoop]: Abstraction has 915 states and 1157 transitions. [2022-11-25 23:34:06,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-25 23:34:06,492 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1157 transitions. [2022-11-25 23:34:06,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-25 23:34:06,495 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:06,495 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:06,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2022-11-25 23:34:06,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:06,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:06,899 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:06,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:06,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1129164759, now seen corresponding path program 1 times [2022-11-25 23:34:06,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:06,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [580626330] [2022-11-25 23:34:06,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:06,900 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:06,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:06,901 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:34:06,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-11-25 23:34:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:07,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:34:07,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:07,325 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-25 23:34:07,326 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:07,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-25 23:34:07,489 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:34:07,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [580626330] [2022-11-25 23:34:07,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [580626330] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:07,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [268026580] [2022-11-25 23:34:07,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:07,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:07,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:34:07,492 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:34:07,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2022-11-25 23:34:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:07,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:34:07,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:34:08,297 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:34:08,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [268026580] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:08,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [709383570] [2022-11-25 23:34:08,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:08,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:34:08,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:34:08,739 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:34:08,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-11-25 23:34:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:09,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:34:09,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:09,240 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:34:09,240 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:09,536 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 23:34:09,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [709383570] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:09,537 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-25 23:34:09,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 8, 9, 8, 9] total 15 [2022-11-25 23:34:09,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595424511] [2022-11-25 23:34:09,538 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-25 23:34:09,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-25 23:34:09,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:34:09,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-25 23:34:09,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-11-25 23:34:09,540 INFO L87 Difference]: Start difference. First operand 915 states and 1157 transitions. Second operand has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 13 states have internal predecessors, (92), 4 states have call successors, (19), 4 states have call predecessors, (19), 5 states have return successors, (15), 4 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 23:34:13,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:13,062 INFO L93 Difference]: Finished difference Result 2135 states and 2697 transitions. [2022-11-25 23:34:13,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-25 23:34:13,063 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 13 states have internal predecessors, (92), 4 states have call successors, (19), 4 states have call predecessors, (19), 5 states have return successors, (15), 4 states have call predecessors, (15), 3 states have call successors, (15) Word has length 69 [2022-11-25 23:34:13,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:13,070 INFO L225 Difference]: With dead ends: 2135 [2022-11-25 23:34:13,070 INFO L226 Difference]: Without dead ends: 1243 [2022-11-25 23:34:13,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=170, Invalid=760, Unknown=0, NotChecked=0, Total=930 [2022-11-25 23:34:13,075 INFO L413 NwaCegarLoop]: 378 mSDtfsCounter, 748 mSDsluCounter, 2890 mSDsCounter, 0 mSdLazyCounter, 643 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 3268 SdHoareTripleChecker+Invalid, 839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:13,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [753 Valid, 3268 Invalid, 839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 643 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-25 23:34:13,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2022-11-25 23:34:13,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1178. [2022-11-25 23:34:13,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2022-11-25 23:34:13,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2022-11-25 23:34:13,204 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 69 [2022-11-25 23:34:13,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:13,205 INFO L495 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2022-11-25 23:34:13,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 13 states have internal predecessors, (92), 4 states have call successors, (19), 4 states have call predecessors, (19), 5 states have return successors, (15), 4 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 23:34:13,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2022-11-25 23:34:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-25 23:34:13,208 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:13,208 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:13,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:13,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:13,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:13,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:34:13,824 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:13,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:13,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1082506311, now seen corresponding path program 1 times [2022-11-25 23:34:13,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:13,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1056724845] [2022-11-25 23:34:13,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:13,825 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:13,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:13,826 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:34:13,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-11-25 23:34:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:14,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:34:14,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:14,469 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:14,870 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:14,870 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:34:14,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1056724845] [2022-11-25 23:34:14,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1056724845] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:14,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [149968110] [2022-11-25 23:34:14,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:14,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:14,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:34:14,872 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:34:14,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2022-11-25 23:34:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:15,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:34:15,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:15,442 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:15,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:15,740 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:15,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [149968110] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:15,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672861615] [2022-11-25 23:34:15,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:15,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:34:15,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:34:15,742 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:34:15,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-11-25 23:34:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:16,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:34:16,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:16,227 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:16,227 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:16,551 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:16,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672861615] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:16,552 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-25 23:34:16,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 8, 9, 8, 9] total 11 [2022-11-25 23:34:16,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023626187] [2022-11-25 23:34:16,552 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-25 23:34:16,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 23:34:16,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:34:16,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 23:34:16,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-11-25 23:34:16,554 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-25 23:34:19,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:19,681 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2022-11-25 23:34:19,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-25 23:34:19,682 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 73 [2022-11-25 23:34:19,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:19,691 INFO L225 Difference]: With dead ends: 2654 [2022-11-25 23:34:19,691 INFO L226 Difference]: Without dead ends: 1503 [2022-11-25 23:34:19,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 425 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2022-11-25 23:34:19,696 INFO L413 NwaCegarLoop]: 379 mSDtfsCounter, 718 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 723 SdHoareTripleChecker+Valid, 2374 SdHoareTripleChecker+Invalid, 891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:19,698 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [723 Valid, 2374 Invalid, 891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-25 23:34:19,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2022-11-25 23:34:19,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2022-11-25 23:34:19,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2022-11-25 23:34:19,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2022-11-25 23:34:19,841 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 73 [2022-11-25 23:34:19,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:19,843 INFO L495 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2022-11-25 23:34:19,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-25 23:34:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2022-11-25 23:34:19,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-25 23:34:19,848 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:19,849 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:19,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:20,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:20,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Ended with exit code 0 [2022-11-25 23:34:20,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:20,459 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:20,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:20,460 INFO L85 PathProgramCache]: Analyzing trace with hash -608187279, now seen corresponding path program 1 times [2022-11-25 23:34:20,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:20,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [364984772] [2022-11-25 23:34:20,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:20,461 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:20,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:20,463 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:34:20,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-11-25 23:34:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:20,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:34:20,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:21,119 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:21,119 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:21,516 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:21,517 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:34:21,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [364984772] [2022-11-25 23:34:21,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [364984772] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:21,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [346312156] [2022-11-25 23:34:21,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:21,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:21,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:34:21,519 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:34:21,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2022-11-25 23:34:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:21,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:34:21,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:22,105 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:22,373 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:22,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [346312156] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:22,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837609205] [2022-11-25 23:34:22,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:22,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:34:22,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:34:22,375 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:34:22,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-11-25 23:34:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:22,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 23:34:22,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:22,857 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:22,857 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:23,142 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:23,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1837609205] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:23,142 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-25 23:34:23,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 8, 9, 8, 9] total 11 [2022-11-25 23:34:23,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543112565] [2022-11-25 23:34:23,143 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-25 23:34:23,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 23:34:23,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:34:23,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 23:34:23,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-11-25 23:34:23,144 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-25 23:34:25,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:25,794 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2022-11-25 23:34:25,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-25 23:34:25,796 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 74 [2022-11-25 23:34:25,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:25,805 INFO L225 Difference]: With dead ends: 2654 [2022-11-25 23:34:25,805 INFO L226 Difference]: Without dead ends: 1503 [2022-11-25 23:34:25,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2022-11-25 23:34:25,811 INFO L413 NwaCegarLoop]: 368 mSDtfsCounter, 770 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 544 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 775 SdHoareTripleChecker+Valid, 2089 SdHoareTripleChecker+Invalid, 742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:25,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [775 Valid, 2089 Invalid, 742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 544 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-25 23:34:25,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2022-11-25 23:34:25,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2022-11-25 23:34:25,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2022-11-25 23:34:25,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2022-11-25 23:34:25,940 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 74 [2022-11-25 23:34:25,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:25,940 INFO L495 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2022-11-25 23:34:25,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-25 23:34:25,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2022-11-25 23:34:25,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-25 23:34:25,943 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:25,944 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:25,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:26,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2022-11-25 23:34:26,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2022-11-25 23:34:26,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:26,554 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:26,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:26,555 INFO L85 PathProgramCache]: Analyzing trace with hash -2022215437, now seen corresponding path program 1 times [2022-11-25 23:34:26,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:26,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [821751829] [2022-11-25 23:34:26,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:26,556 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:26,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:26,572 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:34:26,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-11-25 23:34:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:26,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:34:26,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 23:34:26,979 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:34:26,979 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:34:26,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [821751829] [2022-11-25 23:34:26,980 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [821751829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:34:26,980 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:34:26,980 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:34:26,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178783467] [2022-11-25 23:34:26,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:34:26,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:34:26,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:34:26,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:34:26,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:34:26,983 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-25 23:34:27,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:27,288 INFO L93 Difference]: Finished difference Result 2624 states and 3365 transitions. [2022-11-25 23:34:27,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:34:27,288 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 79 [2022-11-25 23:34:27,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:27,295 INFO L225 Difference]: With dead ends: 2624 [2022-11-25 23:34:27,295 INFO L226 Difference]: Without dead ends: 1473 [2022-11-25 23:34:27,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:34:27,299 INFO L413 NwaCegarLoop]: 464 mSDtfsCounter, 151 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:27,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 762 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 23:34:27,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2022-11-25 23:34:27,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 1470. [2022-11-25 23:34:27,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1470 states, 1141 states have (on average 1.284837861524978) internal successors, (1466), 1147 states have internal predecessors, (1466), 199 states have call successors, (199), 130 states have call predecessors, (199), 129 states have return successors, (201), 195 states have call predecessors, (201), 198 states have call successors, (201) [2022-11-25 23:34:27,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1470 states and 1866 transitions. [2022-11-25 23:34:27,416 INFO L78 Accepts]: Start accepts. Automaton has 1470 states and 1866 transitions. Word has length 79 [2022-11-25 23:34:27,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:27,417 INFO L495 AbstractCegarLoop]: Abstraction has 1470 states and 1866 transitions. [2022-11-25 23:34:27,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-25 23:34:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1866 transitions. [2022-11-25 23:34:27,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-25 23:34:27,420 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:27,420 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:27,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Ended with exit code 0 [2022-11-25 23:34:27,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:27,635 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:27,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:27,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1967013804, now seen corresponding path program 1 times [2022-11-25 23:34:27,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:27,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1305710132] [2022-11-25 23:34:27,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:27,637 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:27,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:27,638 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:34:27,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2022-11-25 23:34:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:28,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-25 23:34:28,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-25 23:34:28,521 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:29,206 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-25 23:34:29,206 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:34:29,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1305710132] [2022-11-25 23:34:29,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1305710132] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:29,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2087092627] [2022-11-25 23:34:29,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:29,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:29,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-25 23:34:29,208 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-25 23:34:29,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2022-11-25 23:34:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:29,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-25 23:34:29,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-25 23:34:29,880 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:30,333 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-25 23:34:30,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2087092627] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:30,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611942219] [2022-11-25 23:34:30,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:30,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 23:34:30,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:34:30,335 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 23:34:30,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-11-25 23:34:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:30,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-25 23:34:30,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-25 23:34:30,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 23:34:31,402 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-25 23:34:31,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611942219] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 23:34:31,403 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-25 23:34:31,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 11, 12, 11, 12] total 16 [2022-11-25 23:34:31,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252362033] [2022-11-25 23:34:31,404 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-25 23:34:31,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-25 23:34:31,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:34:31,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-25 23:34:31,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-11-25 23:34:31,406 INFO L87 Difference]: Start difference. First operand 1470 states and 1866 transitions. Second operand has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2022-11-25 23:34:34,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:34,522 INFO L93 Difference]: Finished difference Result 3170 states and 4014 transitions. [2022-11-25 23:34:34,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-25 23:34:34,523 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) Word has length 84 [2022-11-25 23:34:34,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:34,531 INFO L225 Difference]: With dead ends: 3170 [2022-11-25 23:34:34,531 INFO L226 Difference]: Without dead ends: 1727 [2022-11-25 23:34:34,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 510 GetRequests, 485 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=142, Invalid=560, Unknown=0, NotChecked=0, Total=702 [2022-11-25 23:34:34,535 INFO L413 NwaCegarLoop]: 331 mSDtfsCounter, 696 mSDsluCounter, 2589 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 2920 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:34,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [700 Valid, 2920 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-25 23:34:34,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1727 states. [2022-11-25 23:34:34,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1727 to 412. [2022-11-25 23:34:34,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 317 states have internal predecessors, (393), 55 states have call successors, (55), 40 states have call predecessors, (55), 39 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-25 23:34:34,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 502 transitions. [2022-11-25 23:34:34,595 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 502 transitions. Word has length 84 [2022-11-25 23:34:34,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:34,596 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 502 transitions. [2022-11-25 23:34:34,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2022-11-25 23:34:34,596 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 502 transitions. [2022-11-25 23:34:34,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-25 23:34:34,598 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:34,598 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:34,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:34,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2022-11-25 23:34:35,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2022-11-25 23:34:35,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:35,212 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:35,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:35,212 INFO L85 PathProgramCache]: Analyzing trace with hash -446383630, now seen corresponding path program 1 times [2022-11-25 23:34:35,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:35,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [306416414] [2022-11-25 23:34:35,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:35,213 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:35,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:35,215 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:34:35,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2022-11-25 23:34:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:34:35,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:34:35,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:34:35,616 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-25 23:34:35,617 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:34:35,617 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:34:35,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [306416414] [2022-11-25 23:34:35,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [306416414] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:34:35,617 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:34:35,617 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:34:35,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165187084] [2022-11-25 23:34:35,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:34:35,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:34:35,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:34:35,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:34:35,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:34:35,619 INFO L87 Difference]: Start difference. First operand 412 states and 502 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:34:35,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:34:35,818 INFO L93 Difference]: Finished difference Result 1001 states and 1214 transitions. [2022-11-25 23:34:35,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:34:35,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 92 [2022-11-25 23:34:35,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:34:35,823 INFO L225 Difference]: With dead ends: 1001 [2022-11-25 23:34:35,823 INFO L226 Difference]: Without dead ends: 616 [2022-11-25 23:34:35,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:34:35,825 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 233 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:34:35,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 677 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:34:35,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2022-11-25 23:34:35,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 613. [2022-11-25 23:34:35,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 467 states have (on average 1.220556745182013) internal successors, (570), 467 states have internal predecessors, (570), 81 states have call successors, (81), 65 states have call predecessors, (81), 64 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2022-11-25 23:34:35,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 731 transitions. [2022-11-25 23:34:35,891 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 731 transitions. Word has length 92 [2022-11-25 23:34:35,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:34:35,892 INFO L495 AbstractCegarLoop]: Abstraction has 613 states and 731 transitions. [2022-11-25 23:34:35,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 23:34:35,892 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 731 transitions. [2022-11-25 23:34:35,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-25 23:34:35,894 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:34:35,894 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:35,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:36,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:36,108 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 23:34:36,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:34:36,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1210197595, now seen corresponding path program 1 times [2022-11-25 23:34:36,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:34:36,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1758185856] [2022-11-25 23:34:36,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:34:36,109 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:36,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:34:36,111 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 23:34:36,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2022-11-25 23:34:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:34:36,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 23:34:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 23:34:37,277 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-11-25 23:34:37,277 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 23:34:37,279 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 23:34:37,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2022-11-25 23:34:37,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 23:34:37,515 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:34:37,520 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 23:34:37,558 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,561 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,563 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,563 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,569 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,570 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,570 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,574 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,574 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,575 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,575 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,576 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,576 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,576 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,577 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,578 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,579 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,579 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,579 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,580 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,580 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,580 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,581 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,581 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,581 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,582 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,582 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,582 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,583 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,593 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,593 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,593 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,594 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,594 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,594 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,595 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,595 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,595 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,596 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,596 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,596 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,597 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,597 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,597 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,597 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,598 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,598 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,598 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,598 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,599 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,599 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,599 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,599 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,599 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,600 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,600 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,600 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,601 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,601 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,601 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,601 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,601 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,601 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,602 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,602 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,602 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,602 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,602 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,602 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,603 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,603 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,603 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,603 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,604 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,604 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,604 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,604 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,604 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,604 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,605 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,605 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,605 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,605 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,605 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,606 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,606 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,606 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,606 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,606 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,606 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,607 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,607 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,607 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,607 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,607 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,607 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,608 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,608 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,608 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,608 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,608 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,609 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,609 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,609 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,609 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,609 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,610 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,610 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,610 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,610 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,610 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,610 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,611 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,611 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,611 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,612 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,612 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,612 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,612 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,613 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,613 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,613 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,614 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,614 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,614 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,615 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,615 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,615 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,616 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,616 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,616 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,616 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,617 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,617 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,617 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,617 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,618 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,618 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,618 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,619 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,619 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,619 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,620 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,620 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,620 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,620 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,621 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,621 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,621 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,622 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,622 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,622 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,623 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,623 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,623 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,623 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-25 23:34:37,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-25 23:34:37,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 11:34:37 BoogieIcfgContainer [2022-11-25 23:34:37,781 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 23:34:37,781 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 23:34:37,781 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 23:34:37,782 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 23:34:37,782 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:33:49" (3/4) ... [2022-11-25 23:34:37,786 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 23:34:37,786 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 23:34:37,787 INFO L158 Benchmark]: Toolchain (without parser) took 54463.27ms. Allocated memory was 79.7MB in the beginning and 237.0MB in the end (delta: 157.3MB). Free memory was 53.2MB in the beginning and 62.5MB in the end (delta: -9.3MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. [2022-11-25 23:34:37,787 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:34:37,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1628.23ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 52.9MB in the beginning and 80.2MB in the end (delta: -27.2MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2022-11-25 23:34:37,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.36ms. Allocated memory is still 113.2MB. Free memory was 79.9MB in the beginning and 74.5MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-25 23:34:37,790 INFO L158 Benchmark]: Boogie Preprocessor took 137.97ms. Allocated memory is still 113.2MB. Free memory was 74.5MB in the beginning and 67.6MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-25 23:34:37,790 INFO L158 Benchmark]: RCFGBuilder took 4293.52ms. Allocated memory is still 113.2MB. Free memory was 67.6MB in the beginning and 43.7MB in the end (delta: 23.8MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2022-11-25 23:34:37,792 INFO L158 Benchmark]: TraceAbstraction took 48244.93ms. Allocated memory was 113.2MB in the beginning and 237.0MB in the end (delta: 123.7MB). Free memory was 43.1MB in the beginning and 62.5MB in the end (delta: -19.4MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. [2022-11-25 23:34:37,792 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 237.0MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:34:37,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1628.23ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 52.9MB in the beginning and 80.2MB in the end (delta: -27.2MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.36ms. Allocated memory is still 113.2MB. Free memory was 79.9MB in the beginning and 74.5MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.97ms. Allocated memory is still 113.2MB. Free memory was 74.5MB in the beginning and 67.6MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4293.52ms. Allocated memory is still 113.2MB. Free memory was 67.6MB in the beginning and 43.7MB in the end (delta: 23.8MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * TraceAbstraction took 48244.93ms. Allocated memory was 113.2MB in the beginning and 237.0MB in the end (delta: 123.7MB). Free memory was 43.1MB in the beginning and 62.5MB in the end (delta: -19.4MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 237.0MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] CALL, EXPR ldv_zalloc(136U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=136, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, size=136, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=-2147483648] [L2408] RET, EXPR ldv_zalloc(136U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(136U)={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1] [L2429] COND TRUE ldv_state_variable_0 != 0 [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: [L2440] case 1: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1, tmp___2=1] [L2441] COND TRUE ldv_state_variable_0 == 1 [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); VAL [\result=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp=0] [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2443] COND TRUE ldv_retval_0 == 0 [L2444] ldv_state_variable_0 = 3 [L2445] ldv_state_variable_2 = 1 [L2446] CALL ldv_initialize_platform_driver_2() [L2363] void *tmp ; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] CALL, EXPR ldv_zalloc(624U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=624, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, size=624, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=-2147483648] [L2365] RET, EXPR ldv_zalloc(624U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(624U)={0:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] tmp = ldv_zalloc(624U) [L2366] tegra_rtc_driver_group0 = (struct platform_device *)tmp VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L2446] RET ldv_initialize_platform_driver_2() [L2449] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1, tmp___2=1] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: [L2574] case 1: [L2584] case 2: [L2604] case 3: [L2614] case 4: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2615] COND TRUE ldv_state_variable_2 == 1 [L2616] CALL ldv_probe_2() [L2836] return __VERIFIER_nondet_int(); [L2616] RET ldv_probe_2() [L2617] ldv_state_variable_2 = 2 [L2618] ref_cnt = ref_cnt + 1 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2563] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2568] COND TRUE ldv_state_variable_2 == 2 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2569] CALL tegra_rtc_shutdown(tegra_rtc_driver_group0) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, pdev={0:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2222] CALL tegra_rtc_alarm_irq_enable(& pdev->dev, 0U) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1960] struct tegra_rtc_info *info ; [L1961] void *tmp ; [L1962] unsigned int status ; [L1963] unsigned long sl_irq_flags ; [L1964] u32 __v ; [L1965] u32 __v___0 ; VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=-2147483648] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={0:0}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1967] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] tmp = dev_get_drvdata((struct device const *)dev) [L1968] info = (struct tegra_rtc_info *)tmp VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1969] CALL tegra_rtc_wait_while_busy(dev) VAL [__this_module={0:0}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1843] struct tegra_rtc_info *info ; [L1844] void *tmp ; [L1845] int retries ; [L1846] int tmp___0 ; [L1847] u32 tmp___1 ; VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=-2147483648] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={0:0}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1849] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] tmp = dev_get_drvdata((struct device const *)dev) [L1850] info = (struct tegra_rtc_info *)tmp [L1851] retries = 500 VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1862] CALL, EXPR tegra_rtc_check_busy(info) [L1833] u32 __v ; [L1834] u32 __v___0 ; [L1836] EXPR info->rtc_base [L1836] EXPR (unsigned int volatile *)info->rtc_base + 4U [L1836] __v___0 = *((unsigned int volatile *)info->rtc_base + 4U) [L1837] __v = __v___0 [L1838] return (__v & 1U); VAL [\result=0, __this_module={0:0}, __v=0, __v___0=0, info={0:0}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1862] RET, EXPR tegra_rtc_check_busy(info) [L1862] tmp___1 = tegra_rtc_check_busy(info) [L1863] COND FALSE !(tmp___1 != 0U) [L1867] return (0); VAL [\result=0, __this_module={0:0}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___1=0] [L1969] RET tegra_rtc_wait_while_busy(dev) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tegra_rtc_wait_while_busy(dev)=0, tmp={0:0}] [L1970] CALL ldv_spin_lock_check() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2783] COND FALSE !(ldv_init == 1) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2785] CALL ldv_error() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1672] reach_error() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 382 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 47.9s, OverallIterations: 15, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 16.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5461 SdHoareTripleChecker+Valid, 11.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5422 mSDsluCounter, 20502 SdHoareTripleChecker+Invalid, 9.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15200 mSDsCounter, 817 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3192 IncrementalHoareTripleChecker+Invalid, 4009 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 817 mSolverCounterUnsat, 5302 mSDtfsCounter, 3192 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3294 GetRequests, 3124 SyntacticMatches, 0 SemanticMatches, 170 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 469 ImplicationChecksByTransitivity, 6.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1470occurred in iteration=12, InterpolantAutomatonStates: 121, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 2169 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.3s SsaConstructionTime, 4.2s SatisfiabilityAnalysisTime, 11.8s InterpolantComputationTime, 1993 NumberOfCodeBlocks, 1993 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 3214 ConstructedInterpolants, 0 QuantifiedInterpolants, 6016 SizeOfPredicates, 80 NumberOfNonLiveVariables, 10067 ConjunctsInSsa, 182 ConjunctsInUnsatCore, 49 InterpolantComputations, 10 PerfectInterpolantSequences, 746/931 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-25 23:34:37,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b12ea2d-a9c4-4a43-94a8-f4ac9d1e2ded/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample