./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh --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 f91d2143e2aa98b5d48c7de2c4b17a3507ecfb748f26bae9be6d0588f4557bb1 --- 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-2329fc7 [2022-12-14 12:24:14,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:24:14,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:24:14,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:24:14,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:24:14,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:24:14,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:24:14,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:24:14,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:24:14,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:24:14,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:24:14,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:24:14,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:24:14,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:24:14,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:24:14,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:24:14,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:24:14,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:24:14,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:24:14,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:24:14,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:24:14,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:24:14,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:24:14,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:24:14,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:24:14,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:24:14,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:24:14,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:24:14,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:24:14,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:24:14,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:24:14,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:24:14,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:24:14,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:24:14,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:24:14,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:24:14,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:24:14,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:24:14,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:24:14,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:24:14,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:24:14,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 12:24:14,678 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:24:14,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:24:14,679 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:24:14,679 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:24:14,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:24:14,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:24:14,680 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:24:14,680 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:24:14,680 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:24:14,680 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:24:14,680 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:24:14,681 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:24:14,681 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:24:14,681 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:24:14,681 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:24:14,681 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:24:14,681 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:24:14,682 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:24:14,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:24:14,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:24:14,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:24:14,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:24:14,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:24:14,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:24:14,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:24:14,683 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:24:14,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:24:14,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:24:14,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:24:14,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:24:14,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:24:14,684 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:24:14,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:24:14,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:24:14,685 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:24:14,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:24:14,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:24:14,685 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:24:14,685 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_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f91d2143e2aa98b5d48c7de2c4b17a3507ecfb748f26bae9be6d0588f4557bb1 [2022-12-14 12:24:14,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:24:14,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:24:14,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:24:14,875 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:24:14,876 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:24:14,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2022-12-14 12:24:17,566 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:24:17,873 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:24:17,874 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2022-12-14 12:24:17,899 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/data/71d167f04/543b5748ca7f47908cc5c742845e8496/FLAGf815c1b5e [2022-12-14 12:24:17,910 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/data/71d167f04/543b5748ca7f47908cc5c742845e8496 [2022-12-14 12:24:17,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:24:17,914 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:24:17,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:24:17,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:24:17,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:24:17,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:24:17" (1/1) ... [2022-12-14 12:24:17,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd79b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:17, skipping insertion in model container [2022-12-14 12:24:17,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:24:17" (1/1) ... [2022-12-14 12:24:17,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:24:17,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:24:18,456 WARN L623 FunctionHandler]: Unknown extern function lock_sock_nested [2022-12-14 12:24:18,486 WARN L623 FunctionHandler]: Unknown extern function ppp_unregister_channel [2022-12-14 12:24:18,492 WARN L623 FunctionHandler]: Unknown extern function ppp_channel_index [2022-12-14 12:24:18,493 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 12:24:18,500 WARN L623 FunctionHandler]: Unknown extern function release_sock [2022-12-14 12:24:18,506 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 12:24:18,513 WARN L623 FunctionHandler]: Unknown extern function sock_register [2022-12-14 12:24:18,517 WARN L623 FunctionHandler]: Unknown extern function sock_unregister [2022-12-14 12:24:18,529 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 12:24:18,537 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_513dc1e1-647b-4c2e-8b5d-0da884fe1261/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2022-12-14 12:24:18,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:24:18,598 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 12:24:18,727 WARN L623 FunctionHandler]: Unknown extern function lock_sock_nested [2022-12-14 12:24:18,730 WARN L623 FunctionHandler]: Unknown extern function ppp_unregister_channel [2022-12-14 12:24:18,741 WARN L623 FunctionHandler]: Unknown extern function ppp_channel_index [2022-12-14 12:24:18,741 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 12:24:18,744 WARN L623 FunctionHandler]: Unknown extern function release_sock [2022-12-14 12:24:18,746 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 12:24:18,748 WARN L623 FunctionHandler]: Unknown extern function sock_register [2022-12-14 12:24:18,748 WARN L623 FunctionHandler]: Unknown extern function sock_unregister [2022-12-14 12:24:18,750 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 12:24:18,753 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_513dc1e1-647b-4c2e-8b5d-0da884fe1261/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2022-12-14 12:24:18,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:24:18,782 INFO L208 MainTranslator]: Completed translation [2022-12-14 12:24:18,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18 WrapperNode [2022-12-14 12:24:18,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:24:18,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 12:24:18,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 12:24:18,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 12:24:18,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,838 INFO L138 Inliner]: procedures = 68, calls = 170, calls flagged for inlining = 22, calls inlined = 15, statements flattened = 343 [2022-12-14 12:24:18,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 12:24:18,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 12:24:18,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 12:24:18,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 12:24:18,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,866 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 12:24:18,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 12:24:18,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 12:24:18,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 12:24:18,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (1/1) ... [2022-12-14 12:24:18,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:24:18,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:24:18,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 12:24:18,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 12:24:18,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 12:24:18,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 12:24:18,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 12:24:18,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 12:24:18,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-12-14 12:24:18,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 12:24:18,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-14 12:24:18,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 12:24:18,938 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 12:24:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 12:24:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 12:24:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 12:24:18,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 12:24:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-14 12:24:18,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-14 12:24:19,113 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 12:24:19,115 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 12:24:19,154 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 12:24:19,365 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 12:24:19,441 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 12:24:19,441 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 12:24:19,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:24:19 BoogieIcfgContainer [2022-12-14 12:24:19,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 12:24:19,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 12:24:19,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 12:24:19,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 12:24:19,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 12:24:17" (1/3) ... [2022-12-14 12:24:19,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c64e7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:24:19, skipping insertion in model container [2022-12-14 12:24:19,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:18" (2/3) ... [2022-12-14 12:24:19,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c64e7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:24:19, skipping insertion in model container [2022-12-14 12:24:19,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:24:19" (3/3) ... [2022-12-14 12:24:19,450 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2022-12-14 12:24:19,463 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 12:24:19,464 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 12:24:19,498 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 12:24:19,502 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;@7ddab19f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 12:24:19,503 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 12:24:19,506 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 45 states have (on average 1.488888888888889) internal successors, (67), 51 states have internal predecessors, (67), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-12-14 12:24:19,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 12:24:19,512 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:24:19,513 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] [2022-12-14 12:24:19,513 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:24:19,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:24:19,517 INFO L85 PathProgramCache]: Analyzing trace with hash -2053859859, now seen corresponding path program 1 times [2022-12-14 12:24:19,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:24:19,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701794802] [2022-12-14 12:24:19,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:19,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:24:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 12:24:19,843 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:24:19,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701794802] [2022-12-14 12:24:19,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701794802] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:24:19,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:24:19,844 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:24:19,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259254495] [2022-12-14 12:24:19,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:24:19,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:24:19,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:24:19,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:24:19,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:24:19,871 INFO L87 Difference]: Start difference. First operand has 65 states, 45 states have (on average 1.488888888888889) internal successors, (67), 51 states have internal predecessors, (67), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 12:24:19,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:24:19,962 INFO L93 Difference]: Finished difference Result 143 states and 208 transitions. [2022-12-14 12:24:19,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:24:19,964 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 45 [2022-12-14 12:24:19,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:24:19,970 INFO L225 Difference]: With dead ends: 143 [2022-12-14 12:24:19,970 INFO L226 Difference]: Without dead ends: 90 [2022-12-14 12:24:19,972 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 [2022-12-14 12:24:19,975 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 44 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:24:19,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 138 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:24:19,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2022-12-14 12:24:20,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 87. [2022-12-14 12:24:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 70 states have (on average 1.4142857142857144) internal successors, (99), 71 states have internal predecessors, (99), 10 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-14 12:24:20,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 117 transitions. [2022-12-14 12:24:20,006 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 117 transitions. Word has length 45 [2022-12-14 12:24:20,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:24:20,007 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 117 transitions. [2022-12-14 12:24:20,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 12:24:20,007 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2022-12-14 12:24:20,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 12:24:20,008 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:24:20,009 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] [2022-12-14 12:24:20,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 12:24:20,009 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:24:20,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:24:20,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1915920943, now seen corresponding path program 1 times [2022-12-14 12:24:20,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:24:20,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328357203] [2022-12-14 12:24:20,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:20,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:24:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:20,096 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 12:24:20,096 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:24:20,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328357203] [2022-12-14 12:24:20,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328357203] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:24:20,096 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:24:20,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:24:20,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257703807] [2022-12-14 12:24:20,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:24:20,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:24:20,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:24:20,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:24:20,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:24:20,099 INFO L87 Difference]: Start difference. First operand 87 states and 117 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 12:24:20,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:24:20,154 INFO L93 Difference]: Finished difference Result 133 states and 184 transitions. [2022-12-14 12:24:20,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:24:20,155 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 47 [2022-12-14 12:24:20,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:24:20,156 INFO L225 Difference]: With dead ends: 133 [2022-12-14 12:24:20,156 INFO L226 Difference]: Without dead ends: 128 [2022-12-14 12:24:20,157 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 [2022-12-14 12:24:20,158 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 41 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:24:20,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 105 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:24:20,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-12-14 12:24:20,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2022-12-14 12:24:20,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 111 states have (on average 1.4414414414414414) internal successors, (160), 112 states have internal predecessors, (160), 10 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-14 12:24:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2022-12-14 12:24:20,168 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 47 [2022-12-14 12:24:20,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:24:20,169 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2022-12-14 12:24:20,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 12:24:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2022-12-14 12:24:20,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 12:24:20,170 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:24:20,170 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] [2022-12-14 12:24:20,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 12:24:20,170 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:24:20,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:24:20,171 INFO L85 PathProgramCache]: Analyzing trace with hash 746353824, now seen corresponding path program 1 times [2022-12-14 12:24:20,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:24:20,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822682461] [2022-12-14 12:24:20,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:20,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:24:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:20,245 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 12:24:20,245 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:24:20,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822682461] [2022-12-14 12:24:20,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822682461] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:24:20,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:24:20,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:24:20,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679224681] [2022-12-14 12:24:20,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:24:20,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:24:20,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:24:20,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:24:20,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:24:20,248 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 12:24:20,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:24:20,304 INFO L93 Difference]: Finished difference Result 229 states and 324 transitions. [2022-12-14 12:24:20,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:24:20,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 49 [2022-12-14 12:24:20,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:24:20,306 INFO L225 Difference]: With dead ends: 229 [2022-12-14 12:24:20,306 INFO L226 Difference]: Without dead ends: 123 [2022-12-14 12:24:20,307 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 [2022-12-14 12:24:20,308 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 44 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:24:20,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 110 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:24:20,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2022-12-14 12:24:20,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 118. [2022-12-14 12:24:20,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 103 states have (on average 1.4368932038834952) internal successors, (148), 104 states have internal predecessors, (148), 9 states have call successors, (9), 6 states have call predecessors, (9), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-12-14 12:24:20,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2022-12-14 12:24:20,321 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 49 [2022-12-14 12:24:20,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:24:20,321 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2022-12-14 12:24:20,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 12:24:20,322 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2022-12-14 12:24:20,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 12:24:20,323 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:24:20,323 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] [2022-12-14 12:24:20,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 12:24:20,324 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:24:20,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:24:20,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1843529761, now seen corresponding path program 1 times [2022-12-14 12:24:20,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:24:20,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588466290] [2022-12-14 12:24:20,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:20,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:24:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:20,580 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 12:24:20,581 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:24:20,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588466290] [2022-12-14 12:24:20,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588466290] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:24:20,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542848763] [2022-12-14 12:24:20,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:20,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:24:20,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:24:20,583 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:24:20,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 12:24:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:20,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 12:24:20,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:24:20,838 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 12:24:20,838 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:24:20,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542848763] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:24:20,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 12:24:20,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-12-14 12:24:20,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089400899] [2022-12-14 12:24:20,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:24:20,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:24:20,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:24:20,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:24:20,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 12:24:20,840 INFO L87 Difference]: Start difference. First operand 118 states and 164 transitions. Second operand has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 12:24:20,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:24:20,910 INFO L93 Difference]: Finished difference Result 222 states and 314 transitions. [2022-12-14 12:24:20,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:24:20,910 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 57 [2022-12-14 12:24:20,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:24:20,912 INFO L225 Difference]: With dead ends: 222 [2022-12-14 12:24:20,912 INFO L226 Difference]: Without dead ends: 119 [2022-12-14 12:24:20,913 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:24:20,914 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 1 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:24:20,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 183 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:24:20,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2022-12-14 12:24:20,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2022-12-14 12:24:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 104 states have (on average 1.4326923076923077) internal successors, (149), 105 states have internal predecessors, (149), 9 states have call successors, (9), 6 states have call predecessors, (9), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-12-14 12:24:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 165 transitions. [2022-12-14 12:24:20,922 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 165 transitions. Word has length 57 [2022-12-14 12:24:20,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:24:20,922 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 165 transitions. [2022-12-14 12:24:20,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 12:24:20,922 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 165 transitions. [2022-12-14 12:24:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 12:24:20,923 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:24:20,923 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] [2022-12-14 12:24:20,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 12:24:21,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:24:21,125 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:24:21,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:24:21,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1821511379, now seen corresponding path program 1 times [2022-12-14 12:24:21,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:24:21,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549283627] [2022-12-14 12:24:21,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:21,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:24:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:21,591 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 12:24:21,592 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:24:21,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549283627] [2022-12-14 12:24:21,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549283627] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:24:21,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629442550] [2022-12-14 12:24:21,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:21,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:24:21,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:24:21,593 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:24:21,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 12:24:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:21,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 12:24:21,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:24:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 12:24:22,039 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:24:22,265 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 12:24:22,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629442550] provided 1 perfect and 1 imperfect interpolant sequences [2022-12-14 12:24:22,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 12:24:22,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5, 6] total 13 [2022-12-14 12:24:22,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699422773] [2022-12-14 12:24:22,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:24:22,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 12:24:22,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:24:22,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 12:24:22,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2022-12-14 12:24:22,267 INFO L87 Difference]: Start difference. First operand 119 states and 165 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 4 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 12:24:22,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:24:22,368 INFO L93 Difference]: Finished difference Result 195 states and 279 transitions. [2022-12-14 12:24:22,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 12:24:22,368 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 4 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 59 [2022-12-14 12:24:22,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:24:22,370 INFO L225 Difference]: With dead ends: 195 [2022-12-14 12:24:22,371 INFO L226 Difference]: Without dead ends: 192 [2022-12-14 12:24:22,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 108 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2022-12-14 12:24:22,372 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 154 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:24:22,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 218 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:24:22,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2022-12-14 12:24:22,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 118. [2022-12-14 12:24:22,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 104 states have (on average 1.4230769230769231) internal successors, (148), 104 states have internal predecessors, (148), 8 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-12-14 12:24:22,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 163 transitions. [2022-12-14 12:24:22,380 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 163 transitions. Word has length 59 [2022-12-14 12:24:22,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:24:22,380 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 163 transitions. [2022-12-14 12:24:22,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 4 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 12:24:22,381 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 163 transitions. [2022-12-14 12:24:22,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 12:24:22,382 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:24:22,382 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 12:24:22,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 12:24:22,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:24:22,583 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:24:22,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:24:22,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1522703841, now seen corresponding path program 1 times [2022-12-14 12:24:22,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:24:22,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424476256] [2022-12-14 12:24:22,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:22,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:24:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 12:24:22,993 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:24:22,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424476256] [2022-12-14 12:24:22,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424476256] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:24:22,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336557798] [2022-12-14 12:24:22,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:22,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:24:22,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:24:22,995 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:24:22,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 12:24:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:23,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 12:24:23,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:24:23,345 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 12:24:23,345 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:24:23,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336557798] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:24:23,346 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 12:24:23,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-12-14 12:24:23,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755854599] [2022-12-14 12:24:23,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:24:23,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:24:23,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:24:23,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:24:23,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-12-14 12:24:23,347 INFO L87 Difference]: Start difference. First operand 118 states and 163 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 12:24:23,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:24:23,430 INFO L93 Difference]: Finished difference Result 193 states and 277 transitions. [2022-12-14 12:24:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 12:24:23,430 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 64 [2022-12-14 12:24:23,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:24:23,432 INFO L225 Difference]: With dead ends: 193 [2022-12-14 12:24:23,432 INFO L226 Difference]: Without dead ends: 186 [2022-12-14 12:24:23,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:24:23,433 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 50 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:24:23,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 174 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:24:23,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2022-12-14 12:24:23,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 119. [2022-12-14 12:24:23,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 105 states have internal predecessors, (150), 8 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-12-14 12:24:23,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 165 transitions. [2022-12-14 12:24:23,441 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 165 transitions. Word has length 64 [2022-12-14 12:24:23,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:24:23,441 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 165 transitions. [2022-12-14 12:24:23,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-14 12:24:23,441 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 165 transitions. [2022-12-14 12:24:23,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 12:24:23,442 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:24:23,442 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 12:24:23,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 12:24:23,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-12-14 12:24:23,643 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:24:23,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:24:23,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1105147766, now seen corresponding path program 1 times [2022-12-14 12:24:23,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:24:23,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517835703] [2022-12-14 12:24:23,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:23,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:24:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 12:24:23,906 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:24:23,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517835703] [2022-12-14 12:24:23,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517835703] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:24:23,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026728167] [2022-12-14 12:24:23,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:24:23,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:24:23,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:24:23,908 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:24:23,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 12:24:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:24:24,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 12:24:24,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:24:24,140 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 12:24:24,140 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:24:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 12:24:24,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026728167] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:24:24,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1808405933] [2022-12-14 12:24:24,258 INFO L159 IcfgInterpreter]: Started Sifa with 49 locations of interest [2022-12-14 12:24:24,258 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:24:24,262 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:24:24,267 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:24:24,267 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:24:24,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:24,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:24,746 INFO L321 Elim1Store]: treesize reduction 364, result has 25.3 percent of original size [2022-12-14 12:24:24,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 59 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 30 case distinctions, treesize of input 79 treesize of output 181 [2022-12-14 12:24:24,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:24,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 68 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 91 [2022-12-14 12:24:25,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 12:24:25,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 12:24:25,139 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 7 treesize of output 6 [2022-12-14 12:24:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 40 [2022-12-14 12:24:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 68 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 37 [2022-12-14 12:24:25,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 77 select indices, 77 select index equivalence classes, 698 disjoint index pairs (out of 2926 index pairs), introduced 77 new quantified variables, introduced 0 case distinctions, treesize of input 680 treesize of output 232 [2022-12-14 12:24:25,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 77 select indices, 77 select index equivalence classes, 698 disjoint index pairs (out of 2926 index pairs), introduced 77 new quantified variables, introduced 0 case distinctions, treesize of input 680 treesize of output 232 [2022-12-14 12:24:25,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 68 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 37 [2022-12-14 12:24:25,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:25,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 40 [2022-12-14 12:24:26,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 12:24:26,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 12:24:26,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 12:24:26,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 12:24:26,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 12:24:26,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 12:24:26,617 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 [2022-12-14 12:24:26,621 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 [2022-12-14 12:24:26,626 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 [2022-12-14 12:24:26,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 112 [2022-12-14 12:24:26,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 114 [2022-12-14 12:24:26,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 112 [2022-12-14 12:24:26,674 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 [2022-12-14 12:24:26,678 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 [2022-12-14 12:24:26,682 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 [2022-12-14 12:24:26,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 12:24:26,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 19 [2022-12-14 12:24:26,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 19 [2022-12-14 12:24:26,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 19 [2022-12-14 12:24:26,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 12:24:26,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:26,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 19 [2022-12-14 12:24:34,059 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_module_put with input of size 114 for LOIs [2022-12-14 12:24:34,103 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 297 for LOIs [2022-12-14 12:24:34,715 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 [2022-12-14 12:24:34,727 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 [2022-12-14 12:24:34,737 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 [2022-12-14 12:24:34,752 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 592 for LOIs [2022-12-14 12:24:35,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 12:24:35,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-12-14 12:24:35,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 81 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 104 [2022-12-14 12:24:35,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:35,944 INFO L321 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2022-12-14 12:24:35,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 87 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 8 case distinctions, treesize of input 77 treesize of output 129 [2022-12-14 12:24:36,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 12:24:36,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-12-14 12:24:36,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 81 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 104 [2022-12-14 12:24:36,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:36,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:37,005 INFO L321 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2022-12-14 12:24:37,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 87 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 8 case distinctions, treesize of input 77 treesize of output 129 [2022-12-14 12:24:38,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 81 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 104 [2022-12-14 12:24:38,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,509 INFO L321 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2022-12-14 12:24:38,509 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 87 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 8 case distinctions, treesize of input 77 treesize of output 129 [2022-12-14 12:24:38,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 12:24:38,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:24:38,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-12-14 12:24:38,664 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 611 for LOIs [2022-12-14 12:24:39,116 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 84 for LOIs [2022-12-14 12:24:39,130 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 114 for LOIs [2022-12-14 12:24:39,143 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:25:17,912 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3628#(and (<= ~__ksymtab_pppox_ioctl~0.name.offset 0) (<= 6 ~__ksymtab_register_pppox_proto~0.name.base) (= ~LDV_IN_INTERRUPT~0 1) (<= |~#pppox_protos~0.base| 5) (<= |~#__kstrtab_unregister_pppox_proto~0.offset| 0) (<= 9 ~__ksymtab_pppox_ioctl~0.name.base) (<= 7 ~__ksymtab_unregister_pppox_proto~0.name.base) (<= 0 |~#__kstrtab_pppox_unbind_sock~0.offset|) (<= 5 |~#pppox_protos~0.base|) (<= 0 ~__ksymtab_register_pppox_proto~0.name.offset) (<= |~#pppox_proto_family~0.offset| 0) (<= ~__ksymtab_pppox_ioctl~0.name.base 9) (<= 10 |~#pppox_proto_family~0.base|) (<= |~#__kstrtab_pppox_unbind_sock~0.base| 8) (<= |~#pppox_proto_family~0.base| 10) (<= 0 ~__ksymtab_pppox_unbind_sock~0.name.offset) (<= 6 |~#__kstrtab_register_pppox_proto~0.base|) (<= ~__ksymtab_unregister_pppox_proto~0.name.offset 0) (<= ~ldv_state_variable_1~0 1) (<= 9 |~#__kstrtab_pppox_ioctl~0.base|) (not (= ~ldv_module_refcounter~0 1)) (<= 0 |~#pppox_protos~0.offset|) (<= 0 |~#__kstrtab_unregister_pppox_proto~0.offset|) (<= |#NULL.offset| 0) (<= |~#__kstrtab_register_pppox_proto~0.base| 6) (<= |~#__kstrtab_pppox_ioctl~0.base| 9) (<= |~#pppox_protos~0.offset| 0) (<= 0 ~ldv_state_variable_1~0) (<= 0 |~#__kstrtab_pppox_ioctl~0.offset|) (<= 8 ~__ksymtab_pppox_unbind_sock~0.name.base) (<= |~#__kstrtab_pppox_unbind_sock~0.offset| 0) (= ~ldv_state_variable_0~0 2) (<= 0 ~__ksymtab_pppox_ioctl~0.name.offset) (<= 8 |~#__kstrtab_pppox_unbind_sock~0.base|) (= ~ref_cnt~0 0) (<= 7 |~#__kstrtab_unregister_pppox_proto~0.base|) (<= 0 ~__ksymtab_unregister_pppox_proto~0.name.offset) (<= |~#__kstrtab_unregister_pppox_proto~0.base| 7) (<= ~__ksymtab_pppox_unbind_sock~0.name.offset 0) (<= |~#__kstrtab_pppox_ioctl~0.offset| 0) (<= 0 |~#pppox_proto_family~0.offset|) (<= |~#__kstrtab_register_pppox_proto~0.offset| 0) (= ~ldv_retval_0~0 0) (<= 0 |#NULL.offset|) (<= ~__ksymtab_unregister_pppox_proto~0.name.base 7) (<= ~__ksymtab_register_pppox_proto~0.name.offset 0) (<= ~__ksymtab_register_pppox_proto~0.name.base 6) (<= ~__ksymtab_pppox_unbind_sock~0.name.base 8) (<= 0 |#StackHeapBarrier|) (<= 0 |~#__kstrtab_register_pppox_proto~0.offset|) (= |#NULL.base| 0))' at error location [2022-12-14 12:25:17,913 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 12:25:17,913 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 12:25:17,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-12-14 12:25:17,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648296430] [2022-12-14 12:25:17,913 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 12:25:17,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-14 12:25:17,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:25:17,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-14 12:25:17,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2266, Unknown=0, NotChecked=0, Total=2450 [2022-12-14 12:25:17,916 INFO L87 Difference]: Start difference. First operand 119 states and 165 transitions. Second operand has 10 states, 8 states have (on average 6.625) internal successors, (53), 10 states have internal predecessors, (53), 2 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 12:25:18,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:25:18,105 INFO L93 Difference]: Finished difference Result 227 states and 322 transitions. [2022-12-14 12:25:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 12:25:18,106 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.625) internal successors, (53), 10 states have internal predecessors, (53), 2 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 70 [2022-12-14 12:25:18,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:25:18,106 INFO L225 Difference]: With dead ends: 227 [2022-12-14 12:25:18,106 INFO L226 Difference]: Without dead ends: 122 [2022-12-14 12:25:18,107 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 588 ImplicationChecksByTransitivity, 38.9s TimeCoverageRelationStatistics Valid=203, Invalid=2449, Unknown=0, NotChecked=0, Total=2652 [2022-12-14 12:25:18,108 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 2 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:25:18,108 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 177 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:25:18,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2022-12-14 12:25:18,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2022-12-14 12:25:18,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 108 states have (on average 1.4166666666666667) internal successors, (153), 108 states have internal predecessors, (153), 8 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-12-14 12:25:18,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 168 transitions. [2022-12-14 12:25:18,114 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 168 transitions. Word has length 70 [2022-12-14 12:25:18,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:25:18,114 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 168 transitions. [2022-12-14 12:25:18,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.625) internal successors, (53), 10 states have internal predecessors, (53), 2 states have call successors, (10), 2 states have call predecessors, (10), 4 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 12:25:18,114 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 168 transitions. [2022-12-14 12:25:18,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 12:25:18,116 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:25:18,116 INFO L195 NwaCegarLoop]: trace histogram [8, 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] [2022-12-14 12:25:18,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 12:25:18,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:25:18,318 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:25:18,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:25:18,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1637985022, now seen corresponding path program 2 times [2022-12-14 12:25:18,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:25:18,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675372473] [2022-12-14 12:25:18,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:25:18,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:25:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:25:20,970 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 9 proven. 39 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 12:25:20,970 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:25:20,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675372473] [2022-12-14 12:25:20,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675372473] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:25:20,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [223400730] [2022-12-14 12:25:20,970 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 12:25:20,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:25:20,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:25:20,971 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:25:20,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 12:25:21,182 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-12-14 12:25:21,182 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 12:25:21,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 49 conjunts are in the unsatisfiable core [2022-12-14 12:25:21,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:25:21,322 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:25:21,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 80 [2022-12-14 12:25:21,329 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:25:21,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 59 [2022-12-14 12:25:21,465 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 12:25:21,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:25:21,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [223400730] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:25:21,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 12:25:21,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [19] total 25 [2022-12-14 12:25:21,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791750927] [2022-12-14 12:25:21,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:25:21,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 12:25:21,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:25:21,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 12:25:21,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-12-14 12:25:21,468 INFO L87 Difference]: Start difference. First operand 122 states and 168 transitions. Second operand has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 1 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 12:25:21,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:25:21,717 INFO L93 Difference]: Finished difference Result 268 states and 387 transitions. [2022-12-14 12:25:21,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-14 12:25:21,718 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 1 states have call predecessors, (7), 2 states have call successors, (7) Word has length 76 [2022-12-14 12:25:21,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:25:21,720 INFO L225 Difference]: With dead ends: 268 [2022-12-14 12:25:21,720 INFO L226 Difference]: Without dead ends: 263 [2022-12-14 12:25:21,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=87, Invalid=669, Unknown=0, NotChecked=0, Total=756 [2022-12-14 12:25:21,720 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 65 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:25:21,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 189 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:25:21,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2022-12-14 12:25:21,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 196. [2022-12-14 12:25:21,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 180 states have (on average 1.45) internal successors, (261), 181 states have internal predecessors, (261), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (10), 8 states have call predecessors, (10), 8 states have call successors, (10) [2022-12-14 12:25:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 280 transitions. [2022-12-14 12:25:21,731 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 280 transitions. Word has length 76 [2022-12-14 12:25:21,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:25:21,731 INFO L495 AbstractCegarLoop]: Abstraction has 196 states and 280 transitions. [2022-12-14 12:25:21,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 1 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 12:25:21,732 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 280 transitions. [2022-12-14 12:25:21,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 12:25:21,732 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:25:21,732 INFO L195 NwaCegarLoop]: trace histogram [8, 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] [2022-12-14 12:25:21,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-12-14 12:25:21,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:25:21,934 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:25:21,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:25:21,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1045085846, now seen corresponding path program 1 times [2022-12-14 12:25:21,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:25:21,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222619497] [2022-12-14 12:25:21,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:25:21,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:25:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:25:22,382 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 12:25:22,382 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:25:22,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222619497] [2022-12-14 12:25:22,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222619497] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:25:22,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:25:22,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 12:25:22,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932670639] [2022-12-14 12:25:22,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:25:22,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 12:25:22,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:25:22,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 12:25:22,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:25:22,384 INFO L87 Difference]: Start difference. First operand 196 states and 280 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 4 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2022-12-14 12:25:22,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:25:22,545 INFO L93 Difference]: Finished difference Result 356 states and 516 transitions. [2022-12-14 12:25:22,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-14 12:25:22,545 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 4 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) Word has length 78 [2022-12-14 12:25:22,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:25:22,548 INFO L225 Difference]: With dead ends: 356 [2022-12-14 12:25:22,549 INFO L226 Difference]: Without dead ends: 351 [2022-12-14 12:25:22,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2022-12-14 12:25:22,549 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 114 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:25:22,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 207 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:25:22,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2022-12-14 12:25:22,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 242. [2022-12-14 12:25:22,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 222 states have (on average 1.4504504504504505) internal successors, (322), 225 states have internal predecessors, (322), 11 states have call successors, (11), 7 states have call predecessors, (11), 8 states have return successors, (14), 9 states have call predecessors, (14), 10 states have call successors, (14) [2022-12-14 12:25:22,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 347 transitions. [2022-12-14 12:25:22,566 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 347 transitions. Word has length 78 [2022-12-14 12:25:22,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:25:22,566 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 347 transitions. [2022-12-14 12:25:22,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 4 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2022-12-14 12:25:22,566 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 347 transitions. [2022-12-14 12:25:22,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 12:25:22,567 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:25:22,568 INFO L195 NwaCegarLoop]: trace histogram [8, 4, 2, 2, 2, 2, 2, 2, 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] [2022-12-14 12:25:22,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 12:25:22,568 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:25:22,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:25:22,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1600740735, now seen corresponding path program 1 times [2022-12-14 12:25:22,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:25:22,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242026190] [2022-12-14 12:25:22,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:25:22,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:25:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:25:25,375 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 17 proven. 40 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 12:25:25,375 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:25:25,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242026190] [2022-12-14 12:25:25,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242026190] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:25:25,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008147272] [2022-12-14 12:25:25,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:25:25,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:25:25,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:25:25,376 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:25:25,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 12:25:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:25:25,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 78 conjunts are in the unsatisfiable core [2022-12-14 12:25:25,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:25:25,961 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:25:25,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 187 treesize of output 126 [2022-12-14 12:25:25,971 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:25:25,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 120 treesize of output 91 [2022-12-14 12:25:26,251 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-14 12:25:26,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:25:26,631 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:25:26,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 243 treesize of output 182 [2022-12-14 12:25:26,705 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-14 12:25:26,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008147272] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:25:26,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [541141768] [2022-12-14 12:25:26,708 INFO L159 IcfgInterpreter]: Started Sifa with 49 locations of interest [2022-12-14 12:25:26,708 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:25:26,709 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:25:26,709 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:25:26,709 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:25:26,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:26,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,041 INFO L321 Elim1Store]: treesize reduction 221, result has 34.0 percent of original size [2022-12-14 12:25:27,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 49 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 10 case distinctions, treesize of input 60 treesize of output 154 [2022-12-14 12:25:27,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,385 INFO L321 Elim1Store]: treesize reduction 364, result has 25.3 percent of original size [2022-12-14 12:25:27,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 59 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 30 case distinctions, treesize of input 79 treesize of output 181 [2022-12-14 12:25:27,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 12:25:27,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 12:25:27,667 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 7 treesize of output 6 [2022-12-14 12:25:27,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 68 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 37 [2022-12-14 12:25:27,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 77 select indices, 77 select index equivalence classes, 698 disjoint index pairs (out of 2926 index pairs), introduced 77 new quantified variables, introduced 0 case distinctions, treesize of input 680 treesize of output 232 [2022-12-14 12:25:27,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:27,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 40 [2022-12-14 12:25:28,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 40 [2022-12-14 12:25:28,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 77 select indices, 77 select index equivalence classes, 698 disjoint index pairs (out of 2926 index pairs), introduced 77 new quantified variables, introduced 0 case distinctions, treesize of input 680 treesize of output 232 [2022-12-14 12:25:28,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:28,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 68 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 37 [2022-12-14 12:25:28,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 12:25:28,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 12:25:28,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 12:25:28,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 12:25:28,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 12:25:28,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 12:25:28,907 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 13 treesize of output 9 [2022-12-14 12:25:28,911 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 [2022-12-14 12:25:28,916 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 [2022-12-14 12:25:28,948 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-12-14 12:25:28,948 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 102 treesize of output 105 [2022-12-14 12:25:28,968 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 12:25:28,968 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 96 treesize of output 99 [2022-12-14 12:25:28,988 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 12:25:28,988 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 92 treesize of output 95 [2022-12-14 12:25:29,029 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 [2022-12-14 12:25:29,033 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 [2022-12-14 12:25:29,037 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 [2022-12-14 12:25:29,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 19 [2022-12-14 12:25:29,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 19 [2022-12-14 12:25:29,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 12:25:29,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 19 [2022-12-14 12:25:29,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 12:25:29,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:29,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 19 [2022-12-14 12:25:35,419 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_module_put with input of size 152 for LOIs [2022-12-14 12:25:35,601 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 297 for LOIs [2022-12-14 12:25:36,316 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 [2022-12-14 12:25:36,329 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 [2022-12-14 12:25:36,341 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 [2022-12-14 12:25:36,355 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 592 for LOIs [2022-12-14 12:25:37,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 81 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 104 [2022-12-14 12:25:37,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,560 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 12:25:37,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 88 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 125 [2022-12-14 12:25:37,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 12:25:37,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:37,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-12-14 12:25:38,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 12:25:38,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-12-14 12:25:38,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 81 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 104 [2022-12-14 12:25:38,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:38,958 INFO L321 Elim1Store]: treesize reduction 108, result has 33.7 percent of original size [2022-12-14 12:25:38,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 85 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 12 case distinctions, treesize of input 77 treesize of output 137 [2022-12-14 12:25:40,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-14 12:25:40,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-12-14 12:25:40,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 81 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 104 [2022-12-14 12:25:40,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:25:40,507 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 12:25:40,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 88 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 125 [2022-12-14 12:25:40,628 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 609 for LOIs [2022-12-14 12:25:41,070 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 84 for LOIs [2022-12-14 12:25:41,084 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 114 for LOIs [2022-12-14 12:25:41,098 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:26:22,725 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '6314#(and (<= ~__ksymtab_pppox_ioctl~0.name.offset 0) (<= 6 ~__ksymtab_register_pppox_proto~0.name.base) (= ~LDV_IN_INTERRUPT~0 1) (<= |~#pppox_protos~0.base| 5) (<= |~#__kstrtab_unregister_pppox_proto~0.offset| 0) (<= 9 ~__ksymtab_pppox_ioctl~0.name.base) (<= 7 ~__ksymtab_unregister_pppox_proto~0.name.base) (<= 0 |~#__kstrtab_pppox_unbind_sock~0.offset|) (<= 5 |~#pppox_protos~0.base|) (<= 0 ~__ksymtab_register_pppox_proto~0.name.offset) (<= |~#pppox_proto_family~0.offset| 0) (<= ~__ksymtab_pppox_ioctl~0.name.base 9) (<= 10 |~#pppox_proto_family~0.base|) (<= |~#__kstrtab_pppox_unbind_sock~0.base| 8) (<= |~#pppox_proto_family~0.base| 10) (<= 0 ~__ksymtab_pppox_unbind_sock~0.name.offset) (<= 6 |~#__kstrtab_register_pppox_proto~0.base|) (<= ~__ksymtab_unregister_pppox_proto~0.name.offset 0) (<= ~ldv_state_variable_1~0 1) (<= 9 |~#__kstrtab_pppox_ioctl~0.base|) (not (= ~ldv_module_refcounter~0 1)) (<= 0 |~#pppox_protos~0.offset|) (<= 0 |~#__kstrtab_unregister_pppox_proto~0.offset|) (<= |#NULL.offset| 0) (<= |~#__kstrtab_register_pppox_proto~0.base| 6) (<= |~#__kstrtab_pppox_ioctl~0.base| 9) (<= |~#pppox_protos~0.offset| 0) (<= 0 ~ldv_state_variable_1~0) (<= 0 |~#__kstrtab_pppox_ioctl~0.offset|) (<= 8 ~__ksymtab_pppox_unbind_sock~0.name.base) (<= |~#__kstrtab_pppox_unbind_sock~0.offset| 0) (= ~ldv_state_variable_0~0 2) (<= 0 ~__ksymtab_pppox_ioctl~0.name.offset) (<= 8 |~#__kstrtab_pppox_unbind_sock~0.base|) (= ~ref_cnt~0 0) (<= 7 |~#__kstrtab_unregister_pppox_proto~0.base|) (<= 0 ~__ksymtab_unregister_pppox_proto~0.name.offset) (<= |~#__kstrtab_unregister_pppox_proto~0.base| 7) (<= ~__ksymtab_pppox_unbind_sock~0.name.offset 0) (<= |~#__kstrtab_pppox_ioctl~0.offset| 0) (<= 0 |~#pppox_proto_family~0.offset|) (<= |~#__kstrtab_register_pppox_proto~0.offset| 0) (= ~ldv_retval_0~0 0) (<= 0 |#NULL.offset|) (<= ~__ksymtab_unregister_pppox_proto~0.name.base 7) (<= ~__ksymtab_register_pppox_proto~0.name.offset 0) (<= ~__ksymtab_register_pppox_proto~0.name.base 6) (<= ~__ksymtab_pppox_unbind_sock~0.name.base 8) (<= 0 |#StackHeapBarrier|) (<= 0 |~#__kstrtab_register_pppox_proto~0.offset|) (= |#NULL.base| 0))' at error location [2022-12-14 12:26:22,725 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 12:26:22,725 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 12:26:22,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 9, 9] total 34 [2022-12-14 12:26:22,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102302102] [2022-12-14 12:26:22,725 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 12:26:22,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-12-14 12:26:22,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:26:22,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-12-14 12:26:22,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=447, Invalid=5103, Unknown=0, NotChecked=0, Total=5550 [2022-12-14 12:26:22,728 INFO L87 Difference]: Start difference. First operand 242 states and 347 transitions. Second operand has 34 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 31 states have internal predecessors, (109), 7 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (19), 6 states have call predecessors, (19), 7 states have call successors, (19) [2022-12-14 12:26:23,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:26:23,831 INFO L93 Difference]: Finished difference Result 307 states and 444 transitions. [2022-12-14 12:26:23,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 12:26:23,832 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 31 states have internal predecessors, (109), 7 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (19), 6 states have call predecessors, (19), 7 states have call successors, (19) Word has length 85 [2022-12-14 12:26:23,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:26:23,832 INFO L225 Difference]: With dead ends: 307 [2022-12-14 12:26:23,832 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 12:26:23,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2172 ImplicationChecksByTransitivity, 43.1s TimeCoverageRelationStatistics Valid=579, Invalid=6227, Unknown=0, NotChecked=0, Total=6806 [2022-12-14 12:26:23,834 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 178 mSDsluCounter, 719 mSDsCounter, 0 mSdLazyCounter, 480 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 776 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 12:26:23,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 776 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 480 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 12:26:23,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 12:26:23,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 12:26:23,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:26:23,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 12:26:23,835 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2022-12-14 12:26:23,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:26:23,835 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 12:26:23,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 31 states have internal predecessors, (109), 7 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (19), 6 states have call predecessors, (19), 7 states have call successors, (19) [2022-12-14 12:26:23,835 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 12:26:23,835 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 12:26:23,837 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 12:26:23,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 12:26:24,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-14 12:26:24,044 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 12:26:24,516 INFO L902 garLoopResultBuilder]: At program point L5899(line 5899) the Hoare annotation is: true [2022-12-14 12:26:24,517 INFO L899 garLoopResultBuilder]: For program point L5899-1(line 5899) no Hoare annotation was computed. [2022-12-14 12:26:24,517 INFO L902 garLoopResultBuilder]: At program point L5901(line 5901) the Hoare annotation is: true [2022-12-14 12:26:24,517 INFO L899 garLoopResultBuilder]: For program point ldv_init_zallocEXIT(lines 5894 5904) no Hoare annotation was computed. [2022-12-14 12:26:24,517 INFO L899 garLoopResultBuilder]: For program point L5901-1(line 5901) no Hoare annotation was computed. [2022-12-14 12:26:24,517 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5894 5904) the Hoare annotation is: true [2022-12-14 12:26:24,517 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5857 5859) the Hoare annotation is: true [2022-12-14 12:26:24,517 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5857 5859) no Hoare annotation was computed. [2022-12-14 12:26:24,517 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 6260 6266) the Hoare annotation is: true [2022-12-14 12:26:24,517 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6264) no Hoare annotation was computed. [2022-12-14 12:26:24,517 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 6260 6266) no Hoare annotation was computed. [2022-12-14 12:26:24,517 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 5929 5935) the Hoare annotation is: true [2022-12-14 12:26:24,517 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 5929 5935) no Hoare annotation was computed. [2022-12-14 12:26:24,518 INFO L895 garLoopResultBuilder]: At program point L6204(lines 6204 6209) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 5 |~#pppox_protos~0.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#ldvarg2~0#1.base|) |ULTIMATE.start_main_~#ldvarg2~0#1.offset|) 0) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|))) [2022-12-14 12:26:24,518 INFO L899 garLoopResultBuilder]: For program point L6180(lines 6180 6236) no Hoare annotation was computed. [2022-12-14 12:26:24,518 INFO L899 garLoopResultBuilder]: For program point L6362(lines 6362 6365) no Hoare annotation was computed. [2022-12-14 12:26:24,518 INFO L902 garLoopResultBuilder]: At program point L6362-1(lines 6359 6368) the Hoare annotation is: true [2022-12-14 12:26:24,518 INFO L895 garLoopResultBuilder]: At program point L6255(line 6255) the Hoare annotation is: false [2022-12-14 12:26:24,518 INFO L895 garLoopResultBuilder]: At program point L6255-1(lines 6252 6258) the Hoare annotation is: false [2022-12-14 12:26:24,518 INFO L899 garLoopResultBuilder]: For program point L6181(line 6181) no Hoare annotation was computed. [2022-12-14 12:26:24,518 INFO L899 garLoopResultBuilder]: For program point L6214-2(lines 6212 6224) no Hoare annotation was computed. [2022-12-14 12:26:24,518 INFO L895 garLoopResultBuilder]: At program point L6363(line 6363) the Hoare annotation is: false [2022-12-14 12:26:24,519 INFO L895 garLoopResultBuilder]: At program point L6173(line 6173) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= ~ldv_state_variable_1~0 0) (= 5 |~#pppox_protos~0.base|) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|))) [2022-12-14 12:26:24,519 INFO L899 garLoopResultBuilder]: For program point L6173-1(line 6173) no Hoare annotation was computed. [2022-12-14 12:26:24,519 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 12:26:24,519 INFO L899 garLoopResultBuilder]: For program point L6182(lines 6182 6197) no Hoare annotation was computed. [2022-12-14 12:26:24,519 INFO L895 garLoopResultBuilder]: At program point L6174(line 6174) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= ~ldv_state_variable_1~0 0) (= 5 |~#pppox_protos~0.base|) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|))) [2022-12-14 12:26:24,519 INFO L899 garLoopResultBuilder]: For program point L6174-1(line 6174) no Hoare annotation was computed. [2022-12-14 12:26:24,519 INFO L895 garLoopResultBuilder]: At program point main_ldv_final#1(lines 6167 6242) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2022-12-14 12:26:24,519 INFO L899 garLoopResultBuilder]: For program point L6108(lines 6108 6111) no Hoare annotation was computed. [2022-12-14 12:26:24,519 INFO L899 garLoopResultBuilder]: For program point L6199(line 6199) no Hoare annotation was computed. [2022-12-14 12:26:24,519 INFO L895 garLoopResultBuilder]: At program point L6133(lines 6106 6135) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (= |ULTIMATE.start_pppox_create_~protocol#1| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= (select (select |#memory_int| |ULTIMATE.start_main_~#ldvarg2~0#1.base|) |ULTIMATE.start_main_~#ldvarg2~0#1.offset|) |ULTIMATE.start_pppox_create_~protocol#1|) (= 5 |~#pppox_protos~0.base|) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|))) [2022-12-14 12:26:24,520 INFO L895 garLoopResultBuilder]: At program point L6117(lines 6117 6130) the Hoare annotation is: (let ((.cse0 (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|)) (.cse1 (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|)) (.cse2 (+ (* 8 |ULTIMATE.start_pppox_create_~protocol#1|) |~#pppox_protos~0.offset|))) (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select .cse0 |~#pppox_protos~0.offset|)) (= 0 (select .cse1 |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (= |ULTIMATE.start_pppox_create_~protocol#1| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= |ULTIMATE.start_pppox_create_#t~mem51#1.offset| (select .cse0 .cse2)) (= (select (select |#memory_int| |ULTIMATE.start_main_~#ldvarg2~0#1.base|) |ULTIMATE.start_main_~#ldvarg2~0#1.offset|) |ULTIMATE.start_pppox_create_~protocol#1|) (= 5 |~#pppox_protos~0.base|) (= |ULTIMATE.start_pppox_create_#t~mem51#1.base| (select .cse1 .cse2)) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|)))) [2022-12-14 12:26:24,520 INFO L899 garLoopResultBuilder]: For program point L6200(lines 6200 6232) no Hoare annotation was computed. [2022-12-14 12:26:24,520 INFO L899 garLoopResultBuilder]: For program point L6192(line 6192) no Hoare annotation was computed. [2022-12-14 12:26:24,520 INFO L899 garLoopResultBuilder]: For program point L6184(lines 6184 6194) no Hoare annotation was computed. [2022-12-14 12:26:24,520 INFO L899 garLoopResultBuilder]: For program point L6234(line 6234) no Hoare annotation was computed. [2022-12-14 12:26:24,520 INFO L899 garLoopResultBuilder]: For program point L6168-1(line 6168) no Hoare annotation was computed. [2022-12-14 12:26:24,520 INFO L895 garLoopResultBuilder]: At program point L6168(line 6168) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= ~ldv_state_variable_1~0 0) (= 5 |~#pppox_protos~0.base|) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|))) [2022-12-14 12:26:24,520 INFO L902 garLoopResultBuilder]: At program point L6193(line 6193) the Hoare annotation is: true [2022-12-14 12:26:24,521 INFO L899 garLoopResultBuilder]: For program point L6185(line 6185) no Hoare annotation was computed. [2022-12-14 12:26:24,521 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 12:26:24,521 INFO L902 garLoopResultBuilder]: At program point L6235(line 6235) the Hoare annotation is: true [2022-12-14 12:26:24,521 INFO L899 garLoopResultBuilder]: For program point L6202(lines 6202 6229) no Hoare annotation was computed. [2022-12-14 12:26:24,521 INFO L899 garLoopResultBuilder]: For program point L6227(line 6227) no Hoare annotation was computed. [2022-12-14 12:26:24,521 INFO L899 garLoopResultBuilder]: For program point L6186(lines 6186 6190) no Hoare annotation was computed. [2022-12-14 12:26:24,521 INFO L899 garLoopResultBuilder]: For program point L6211(line 6211) no Hoare annotation was computed. [2022-12-14 12:26:24,521 INFO L895 garLoopResultBuilder]: At program point L6178(lines 6167 6242) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 5 |~#pppox_protos~0.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#ldvarg2~0#1.base|) |ULTIMATE.start_main_~#ldvarg2~0#1.offset|) 0) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|))) [2022-12-14 12:26:24,521 INFO L899 garLoopResultBuilder]: For program point L6203(line 6203) no Hoare annotation was computed. [2022-12-14 12:26:24,521 INFO L895 garLoopResultBuilder]: At program point L6170(line 6170) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= ~ldv_state_variable_1~0 0) (= 5 |~#pppox_protos~0.base|) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|))) [2022-12-14 12:26:24,522 INFO L895 garLoopResultBuilder]: At program point L6170-1(line 6170) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= ~ldv_state_variable_1~0 0) (= 5 |~#pppox_protos~0.base|) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|))) [2022-12-14 12:26:24,522 INFO L902 garLoopResultBuilder]: At program point L6228(line 6228) the Hoare annotation is: true [2022-12-14 12:26:24,522 INFO L899 garLoopResultBuilder]: For program point L6121-2(lines 6119 6130) no Hoare annotation was computed. [2022-12-14 12:26:24,522 INFO L895 garLoopResultBuilder]: At program point L6212(lines 6212 6225) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (not (= |ULTIMATE.start_main_~#ldvarg2~0#1.base| |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) |~#pppox_protos~0.offset|)) (= |ULTIMATE.start_main_~#ldvarg2~0#1.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg0~0#1.base|)) (= 5 |~#pppox_protos~0.base|) (= (select (select |#memory_int| |ULTIMATE.start_main_~#ldvarg2~0#1.base|) |ULTIMATE.start_main_~#ldvarg2~0#1.offset|) 0) (= |~#pppox_protos~0.offset| 0) (not (= 5 |ULTIMATE.start_main_~#ldvarg2~0#1.base|))) [2022-12-14 12:26:24,522 INFO L899 garLoopResultBuilder]: For program point L6334(lines 6334 6341) no Hoare annotation was computed. [2022-12-14 12:26:24,522 INFO L899 garLoopResultBuilder]: For program point L6335-1(lines 6335 6338) no Hoare annotation was computed. [2022-12-14 12:26:24,522 INFO L899 garLoopResultBuilder]: For program point L6335(lines 6335 6338) no Hoare annotation was computed. [2022-12-14 12:26:24,522 INFO L902 garLoopResultBuilder]: At program point L6336(line 6336) the Hoare annotation is: true [2022-12-14 12:26:24,522 INFO L899 garLoopResultBuilder]: For program point L6334-2(lines 6331 6344) no Hoare annotation was computed. [2022-12-14 12:26:24,522 INFO L899 garLoopResultBuilder]: For program point ldv_module_putEXIT(lines 6331 6344) no Hoare annotation was computed. [2022-12-14 12:26:24,522 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6331 6344) the Hoare annotation is: true [2022-12-14 12:26:24,522 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (let ((.cse8 (= |ldv_memset_#Ultimate.C_memset_#ptr#1.offset| 0))) (let ((.cse0 (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| |ldv_memset_#Ultimate.C_memset_#ptr#1.base| (select |#memory_$Pointer$.base| |ldv_memset_#Ultimate.C_memset_#ptr#1.base|)))) (.cse1 (= |ldv_memset_#in~c#1| (select (select |#memory_int| |ldv_memset_#Ultimate.C_memset_#ptr#1.base|) 0))) (.cse3 (+ |ldv_memset_#Ultimate.C_memset_#t~loopctr92#1| |ldv_memset_#Ultimate.C_memset_#ptr#1.offset|)) (.cse6 (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| |ldv_memset_#Ultimate.C_memset_#ptr#1.base| (select |#memory_$Pointer$.offset| |ldv_memset_#Ultimate.C_memset_#ptr#1.base|)))) (.cse2 (= |ldv_memset_#Ultimate.C_memset_#ptr#1.base| |ldv_memset_#in~s#1.base|)) (.cse4 (or (= |ldv_memset_#in~s#1.offset| |ldv_memset_#Ultimate.C_memset_#ptr#1.offset|) .cse8)) (.cse5 (= |ldv_memset_#Ultimate.C_memset_#value#1| |ldv_memset_#in~c#1|)) (.cse7 (= |ldv_memset_#in~n#1| |ldv_memset_#Ultimate.C_memset_#amount#1|))) (or (not (= ~ldv_state_variable_1~0 0)) (and .cse0 .cse1 .cse2 (<= 1 .cse3) .cse4 .cse5 .cse6 .cse7) (not (= ~ldv_module_refcounter~0 1)) (and .cse0 .cse2 (or (not .cse8) (and .cse1 (<= 2 .cse3))) .cse4 .cse5 .cse6) (and (= |ldv_memset_#Ultimate.C_memset_#t~loopctr92#1| 0) .cse2 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) .cse4 .cse5 .cse7)))) [2022-12-14 12:26:24,522 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5905 5912) the Hoare annotation is: (or (not (= ~ldv_state_variable_1~0 0)) (not (= ~ldv_module_refcounter~0 1)) (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) [2022-12-14 12:26:24,522 INFO L899 garLoopResultBuilder]: For program point ldv_memsetEXIT(lines 5905 5912) no Hoare annotation was computed. [2022-12-14 12:26:24,522 INFO L899 garLoopResultBuilder]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2022-12-14 12:26:24,522 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2022-12-14 12:26:24,525 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:26:24,526 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 12:26:24,534 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,535 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,535 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,535 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,536 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,537 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,537 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,538 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,538 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,538 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,538 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,538 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,538 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,538 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,539 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,540 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,541 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,541 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,541 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,542 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,542 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,542 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,542 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,543 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,544 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,544 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,544 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,544 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,545 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,545 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,545 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,545 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,545 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,546 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,547 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,547 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,547 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,548 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,548 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,548 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,548 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,550 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,550 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,550 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,550 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,551 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,551 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,552 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,552 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,553 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,553 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,553 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,553 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,554 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,554 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,555 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,555 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,555 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,556 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,556 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,556 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 12:26:24 BoogieIcfgContainer [2022-12-14 12:26:24,557 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 12:26:24,558 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 12:26:24,558 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 12:26:24,558 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 12:26:24,558 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:24:19" (3/4) ... [2022-12-14 12:26:24,561 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 12:26:24,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-12-14 12:26:24,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-12-14 12:26:24,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_module_put [2022-12-14 12:26:24,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2022-12-14 12:26:24,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-12-14 12:26:24,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2022-12-14 12:26:24,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2022-12-14 12:26:24,573 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2022-12-14 12:26:24,574 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-12-14 12:26:24,574 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-14 12:26:24,574 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 12:26:24,592 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_state_variable_1 == 0) || (((((((#memory_$Pointer$ == \old(#memory_$Pointer$)[#Ultimate.C_memset_#ptr#1 := #memory_$Pointer$[#Ultimate.C_memset_#ptr#1]] && \old(c) == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr#1][0]) && #Ultimate.C_memset_#ptr#1 == s) && 1 <= aux-#t~loopctr92-aux + #Ultimate.C_memset_#ptr#1) && (s == #Ultimate.C_memset_#ptr#1 || #Ultimate.C_memset_#ptr#1 == 0)) && unknown-#value-unknown == \old(c)) && #memory_$Pointer$ == \old(#memory_$Pointer$)[#Ultimate.C_memset_#ptr#1 := #memory_$Pointer$[#Ultimate.C_memset_#ptr#1]]) && \old(n) == unknown-#amount-unknown)) || !(ldv_module_refcounter == 1)) || (((((#memory_$Pointer$ == \old(#memory_$Pointer$)[#Ultimate.C_memset_#ptr#1 := #memory_$Pointer$[#Ultimate.C_memset_#ptr#1]] && #Ultimate.C_memset_#ptr#1 == s) && (!(#Ultimate.C_memset_#ptr#1 == 0) || (\old(c) == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr#1][0] && 2 <= aux-#t~loopctr92-aux + #Ultimate.C_memset_#ptr#1))) && (s == #Ultimate.C_memset_#ptr#1 || #Ultimate.C_memset_#ptr#1 == 0)) && unknown-#value-unknown == \old(c)) && #memory_$Pointer$ == \old(#memory_$Pointer$)[#Ultimate.C_memset_#ptr#1 := #memory_$Pointer$[#Ultimate.C_memset_#ptr#1]])) || ((((((aux-#t~loopctr92-aux == 0 && #Ultimate.C_memset_#ptr#1 == s) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && (s == #Ultimate.C_memset_#ptr#1 || #Ultimate.C_memset_#ptr#1 == 0)) && unknown-#value-unknown == \old(c)) && \old(n) == unknown-#amount-unknown) [2022-12-14 12:26:24,616 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 12:26:24,617 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 12:26:24,617 INFO L158 Benchmark]: Toolchain (without parser) took 126702.93ms. Allocated memory was 142.6MB in the beginning and 553.6MB in the end (delta: 411.0MB). Free memory was 98.0MB in the beginning and 214.6MB in the end (delta: -116.7MB). Peak memory consumption was 295.7MB. Max. memory is 16.1GB. [2022-12-14 12:26:24,617 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 85.2MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:26:24,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 868.32ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 98.0MB in the beginning and 95.8MB in the end (delta: 2.2MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2022-12-14 12:26:24,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.22ms. Allocated memory is still 182.5MB. Free memory was 95.8MB in the beginning and 92.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 12:26:24,617 INFO L158 Benchmark]: Boogie Preprocessor took 32.11ms. Allocated memory is still 182.5MB. Free memory was 92.6MB in the beginning and 88.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 12:26:24,618 INFO L158 Benchmark]: RCFGBuilder took 571.94ms. Allocated memory is still 182.5MB. Free memory was 88.4MB in the beginning and 107.7MB in the end (delta: -19.2MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2022-12-14 12:26:24,618 INFO L158 Benchmark]: TraceAbstraction took 125112.41ms. Allocated memory was 182.5MB in the beginning and 553.6MB in the end (delta: 371.2MB). Free memory was 106.6MB in the beginning and 221.9MB in the end (delta: -115.4MB). Peak memory consumption was 255.8MB. Max. memory is 16.1GB. [2022-12-14 12:26:24,618 INFO L158 Benchmark]: Witness Printer took 58.89ms. Allocated memory is still 553.6MB. Free memory was 221.9MB in the beginning and 214.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 12:26:24,619 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 85.2MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 868.32ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 98.0MB in the beginning and 95.8MB in the end (delta: 2.2MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.22ms. Allocated memory is still 182.5MB. Free memory was 95.8MB in the beginning and 92.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.11ms. Allocated memory is still 182.5MB. Free memory was 92.6MB in the beginning and 88.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 571.94ms. Allocated memory is still 182.5MB. Free memory was 88.4MB in the beginning and 107.7MB in the end (delta: -19.2MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * TraceAbstraction took 125112.41ms. Allocated memory was 182.5MB in the beginning and 553.6MB in the end (delta: 371.2MB). Free memory was 106.6MB in the beginning and 221.9MB in the end (delta: -115.4MB). Peak memory consumption was 255.8MB. Max. memory is 16.1GB. * Witness Printer took 58.89ms. Allocated memory is still 553.6MB. Free memory was 221.9MB in the beginning and 214.6MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - 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: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * 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 - PositiveResult [Line: 6264]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 125.0s, OverallIterations: 10, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 693 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 693 mSDsluCounter, 2277 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1592 mSDsCounter, 129 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1075 IncrementalHoareTripleChecker+Invalid, 1204 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 129 mSolverCounterUnsat, 685 mSDtfsCounter, 1075 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 882 GetRequests, 687 SyntacticMatches, 4 SemanticMatches, 191 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2976 ImplicationChecksByTransitivity, 82.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=9, InterpolantAutomatonStates: 61, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 325 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 74 PreInvPairs, 111 NumberOfFragments, 631 HoareAnnotationTreeSize, 74 FomulaSimplifications, 673 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 29 FomulaSimplificationsInter, 1347 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 9.0s InterpolantComputationTime, 1041 NumberOfCodeBlocks, 1027 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1236 ConstructedInterpolants, 0 QuantifiedInterpolants, 4955 SizeOfPredicates, 109 NumberOfNonLiveVariables, 4814 ConjunctsInSsa, 198 ConjunctsInUnsatCore, 19 InterpolantComputations, 8 PerfectInterpolantSequences, 585/699 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6167]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 - InvariantResult [Line: 6359]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5929]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant [2022-12-14 12:26:24,623 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,624 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,625 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,626 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,626 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,626 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,626 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,626 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,626 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,626 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,626 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,626 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,627 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,628 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-14 12:26:24,629 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled Derived loop invariant: (((!(ldv_state_variable_1 == 0) || (((((((#memory_$Pointer$ == \old(#memory_$Pointer$)[#Ultimate.C_memset_#ptr#1 := #memory_$Pointer$[#Ultimate.C_memset_#ptr#1]] && \old(c) == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr#1][0]) && #Ultimate.C_memset_#ptr#1 == s) && 1 <= aux-#t~loopctr92-aux + #Ultimate.C_memset_#ptr#1) && (s == #Ultimate.C_memset_#ptr#1 || #Ultimate.C_memset_#ptr#1 == 0)) && unknown-#value-unknown == \old(c)) && #memory_$Pointer$ == \old(#memory_$Pointer$)[#Ultimate.C_memset_#ptr#1 := #memory_$Pointer$[#Ultimate.C_memset_#ptr#1]]) && \old(n) == unknown-#amount-unknown)) || !(ldv_module_refcounter == 1)) || (((((#memory_$Pointer$ == \old(#memory_$Pointer$)[#Ultimate.C_memset_#ptr#1 := #memory_$Pointer$[#Ultimate.C_memset_#ptr#1]] && #Ultimate.C_memset_#ptr#1 == s) && (!(#Ultimate.C_memset_#ptr#1 == 0) || (\old(c) == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr#1][0] && 2 <= aux-#t~loopctr92-aux + #Ultimate.C_memset_#ptr#1))) && (s == #Ultimate.C_memset_#ptr#1 || #Ultimate.C_memset_#ptr#1 == 0)) && unknown-#value-unknown == \old(c)) && #memory_$Pointer$ == \old(#memory_$Pointer$)[#Ultimate.C_memset_#ptr#1 := #memory_$Pointer$[#Ultimate.C_memset_#ptr#1]])) || ((((((aux-#t~loopctr92-aux == 0 && #Ultimate.C_memset_#ptr#1 == s) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && (s == #Ultimate.C_memset_#ptr#1 || #Ultimate.C_memset_#ptr#1 == 0)) && unknown-#value-unknown == \old(c)) && \old(n) == unknown-#amount-unknown) - InvariantResult [Line: 6117]: Loop Invariant [2022-12-14 12:26:24,630 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,630 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,630 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,630 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,631 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,631 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,631 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,631 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((((ldv_module_refcounter == 1 && !(ldvarg2 == ldvarg0)) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && ldvarg2 == 0) && protocol == 0) && !(5 == ldvarg0)) && pppox_protos[protocol] == #memory_$Pointer$[pppox_protos][8 * protocol + pppox_protos]) && unknown-#memory_int-unknown[ldvarg2][ldvarg2] == protocol) && 5 == pppox_protos) && pppox_protos[protocol] == #memory_$Pointer$[pppox_protos][8 * protocol + pppox_protos]) && pppox_protos == 0) && !(5 == ldvarg2) - InvariantResult [Line: 6212]: Loop Invariant [2022-12-14 12:26:24,631 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,631 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,632 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,632 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((ldv_module_refcounter == 1 && !(ldvarg2 == ldvarg0)) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && ldvarg2 == 0) && !(5 == ldvarg0)) && 5 == pppox_protos) && unknown-#memory_int-unknown[ldvarg2][ldvarg2] == 0) && pppox_protos == 0) && !(5 == ldvarg2) - InvariantResult [Line: 6167]: Loop Invariant [2022-12-14 12:26:24,632 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,632 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,632 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,633 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((ldv_module_refcounter == 1 && !(ldvarg2 == ldvarg0)) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && ldvarg2 == 0) && !(5 == ldvarg0)) && 5 == pppox_protos) && unknown-#memory_int-unknown[ldvarg2][ldvarg2] == 0) && pppox_protos == 0) && !(5 == ldvarg2) - InvariantResult [Line: 6170]: Loop Invariant [2022-12-14 12:26:24,633 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,633 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,633 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,633 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((ldv_module_refcounter == 1 && !(ldvarg2 == ldvarg0)) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && ldvarg2 == 0) && !(5 == ldvarg0)) && ldv_state_variable_1 == 0) && 5 == pppox_protos) && pppox_protos == 0) && !(5 == ldvarg2) - InvariantResult [Line: 6204]: Loop Invariant [2022-12-14 12:26:24,633 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,634 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,634 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,634 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((ldv_module_refcounter == 1 && !(ldvarg2 == ldvarg0)) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && ldvarg2 == 0) && !(5 == ldvarg0)) && 5 == pppox_protos) && unknown-#memory_int-unknown[ldvarg2][ldvarg2] == 0) && pppox_protos == 0) && !(5 == ldvarg2) - InvariantResult [Line: 6106]: Loop Invariant [2022-12-14 12:26:24,634 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,634 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2022-12-14 12:26:24,635 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2022-12-14 12:26:24,635 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((ldv_module_refcounter == 1 && !(ldvarg2 == ldvarg0)) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && 0 == #memory_$Pointer$[pppox_protos][pppox_protos]) && ldvarg2 == 0) && protocol == 0) && !(5 == ldvarg0)) && unknown-#memory_int-unknown[ldvarg2][ldvarg2] == protocol) && 5 == pppox_protos) && pppox_protos == 0) && !(5 == ldvarg2) RESULT: Ultimate proved your program to be correct! [2022-12-14 12:26:24,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_513dc1e1-647b-4c2e-8b5d-0da884fe1261/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE