./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-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 375c8b791fa06d541fb014bd5076ab9979e5fb4b76e2515aaac1f292cd2a1d79 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:32:09,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:32:09,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:32:09,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:32:09,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:32:09,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:32:09,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:32:09,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:32:09,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:32:09,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:32:09,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:32:09,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:32:09,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:32:09,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:32:09,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:32:09,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:32:09,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:32:09,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:32:09,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:32:09,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:32:09,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:32:09,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:32:09,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:32:09,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:32:09,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:32:09,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:32:09,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:32:09,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:32:09,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:32:09,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:32:09,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:32:09,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:32:09,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:32:09,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:32:09,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:32:09,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:32:09,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:32:09,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:32:09,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:32:09,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:32:09,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:32:09,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:32:09,172 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:32:09,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:32:09,173 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:32:09,173 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:32:09,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:32:09,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:32:09,174 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:32:09,175 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:32:09,175 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:32:09,175 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:32:09,175 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:32:09,175 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:32:09,176 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:32:09,176 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:32:09,176 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:32:09,176 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:32:09,177 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:32:09,177 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:32:09,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:32:09,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:32:09,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:32:09,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:32:09,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:32:09,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:32:09,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:32:09,179 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:32:09,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:32:09,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:32:09,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:32:09,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:32:09,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:32:09,180 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:32:09,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:32:09,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:32:09,181 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:32:09,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:32:09,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:32:09,182 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:32:09,182 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_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 375c8b791fa06d541fb014bd5076ab9979e5fb4b76e2515aaac1f292cd2a1d79 [2022-11-25 22:32:09,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:32:09,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:32:09,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:32:09,538 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:32:09,538 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:32:09,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2022-11-25 22:32:12,719 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:32:13,367 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:32:13,399 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2022-11-25 22:32:13,459 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/data/6de89dc88/7983ecb9ac9c4df68e85c2c0cc605ec1/FLAGcdb291d58 [2022-11-25 22:32:13,478 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/data/6de89dc88/7983ecb9ac9c4df68e85c2c0cc605ec1 [2022-11-25 22:32:13,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:32:13,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:32:13,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:32:13,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:32:13,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:32:13,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:32:13" (1/1) ... [2022-11-25 22:32:13,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ae5ea5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:13, skipping insertion in model container [2022-11-25 22:32:13,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:32:13" (1/1) ... [2022-11-25 22:32:13,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:32:13,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:32:14,401 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:32:14,409 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 22:32:14,421 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:32:14,430 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 22:32:14,478 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 22:32:14,560 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 22:32:14,670 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:32:14,678 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:32:14,679 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:32:14,694 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:32:14,703 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 22:32:14,718 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 22:32:14,731 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-11-25 22:32:14,739 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-11-25 22:32:14,940 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-11-25 22:32:14,959 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-25 22:32:15,064 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:32:15,065 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:32:15,066 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 22:32:15,069 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 22:32:15,071 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:32:15,084 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:32:15,085 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:32:15,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,110 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,116 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,123 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 22:32:15,126 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:32:15,129 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,152 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,155 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,156 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-25 22:32:15,159 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,163 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,164 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,165 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-25 22:32:15,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,169 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,169 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,171 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,175 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,176 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:32:15,178 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,195 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,207 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,208 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,213 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,213 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,215 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,217 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,220 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,221 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:32:15,223 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:32:15,224 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:32:15,225 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 22:32:15,230 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-25 22:32:15,236 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,245 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,247 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,255 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,258 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,259 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,274 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:32:15,284 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:32:15,285 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:32:15,290 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:32:15,294 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 22:32:15,298 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-11-25 22:32:15,302 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-25 22:32:15,305 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 22:32:15,306 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,307 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-11-25 22:32:15,312 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 22:32:15,313 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:32:15,318 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,350 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 22:32:15,352 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:32:15,352 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:32:15,353 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:32:15,354 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-25 22:32:15,355 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-25 22:32:15,356 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-25 22:32:15,357 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-25 22:32:15,357 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-25 22:32:15,358 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_6 [2022-11-25 22:32:15,359 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_6 [2022-11-25 22:32:15,362 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_3 [2022-11-25 22:32:15,364 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 22:32:15,368 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:32:15,369 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:32:15,370 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:32:15,370 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:32:15,371 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:32:15,371 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:32:15,372 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 22:32:15,372 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 22:32:15,376 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_60657bff-8169-4bf7-a623-00bf165740ed/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i[258653,258666] [2022-11-25 22:32:15,402 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-11-25 22:32:15,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:32:15,468 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:32:15,641 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:32:15,642 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 22:32:15,642 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:32:15,643 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 22:32:15,644 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 22:32:15,647 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 22:32:15,654 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:32:15,655 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:32:15,656 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:32:15,658 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:32:15,659 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 22:32:15,661 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 22:32:15,661 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-11-25 22:32:15,663 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-11-25 22:32:15,670 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-11-25 22:32:15,671 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-25 22:32:15,676 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:32:15,677 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:32:15,677 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 22:32:15,678 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 22:32:15,682 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:32:15,701 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:32:15,702 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:32:15,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,713 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 22:32:15,713 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:32:15,716 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,722 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,725 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,726 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,727 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,728 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-25 22:32:15,730 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,733 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,734 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,735 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-25 22:32:15,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,737 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,738 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,738 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,739 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,739 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,742 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,742 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:32:15,744 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,751 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,754 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,756 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,760 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,761 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,765 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,766 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,766 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,770 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,771 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:32:15,772 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:32:15,774 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:32:15,774 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 22:32:15,778 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-25 22:32:15,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,784 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,789 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,790 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:32:15,797 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:32:15,798 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:32:15,799 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:32:15,800 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:32:15,801 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 22:32:15,801 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-11-25 22:32:15,802 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-25 22:32:15,804 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-25 22:32:15,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,806 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-11-25 22:32:15,808 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 22:32:15,808 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:32:15,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:32:15,818 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 22:32:15,820 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:32:15,820 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:32:15,821 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:32:15,822 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-25 22:32:15,822 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-25 22:32:15,823 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-25 22:32:15,824 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-25 22:32:15,824 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-25 22:32:15,825 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_6 [2022-11-25 22:32:15,826 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_6 [2022-11-25 22:32:15,828 WARN L623 FunctionHandler]: Unknown extern function ldv_shutdown_3 [2022-11-25 22:32:15,830 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 22:32:15,835 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:32:15,835 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:32:15,836 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:32:15,837 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:32:15,837 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:32:15,838 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:32:15,838 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 22:32:15,839 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 22:32:15,839 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_60657bff-8169-4bf7-a623-00bf165740ed/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i[258653,258666] [2022-11-25 22:32:15,841 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-11-25 22:32:15,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:32:16,003 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:32:16,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16 WrapperNode [2022-11-25 22:32:16,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:32:16,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:32:16,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:32:16,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:32:16,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,237 INFO L138 Inliner]: procedures = 226, calls = 1460, calls flagged for inlining = 121, calls inlined = 118, statements flattened = 3849 [2022-11-25 22:32:16,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:32:16,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:32:16,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:32:16,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:32:16,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,481 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:32:16,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:32:16,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:32:16,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:32:16,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (1/1) ... [2022-11-25 22:32:16,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:32:16,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:32:16,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:32:16,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:32:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_drvinfo [2022-11-25 22:32:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_drvinfo [2022-11-25 22:32:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2022-11-25 22:32:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2022-11-25 22:32:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 22:32:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 22:32:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 22:32:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 22:32:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 22:32:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 22:32:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 22:32:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 22:32:16,611 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-25 22:32:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-25 22:32:16,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-25 22:32:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-25 22:32:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-25 22:32:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-25 22:32:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 22:32:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 22:32:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-11-25 22:32:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-11-25 22:32:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 22:32:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 22:32:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-25 22:32:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-25 22:32:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 22:32:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 22:32:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 22:32:16,618 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 22:32:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 22:32:16,619 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 22:32:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-25 22:32:16,619 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-25 22:32:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-25 22:32:16,625 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-25 22:32:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-25 22:32:16,625 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-25 22:32:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:32:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-25 22:32:16,625 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-25 22:32:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-11-25 22:32:16,625 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-11-25 22:32:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:32:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-25 22:32:16,626 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-25 22:32:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 22:32:16,626 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 22:32:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-25 22:32:16,626 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-25 22:32:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-25 22:32:16,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-25 22:32:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-25 22:32:16,627 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-25 22:32:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:32:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-25 22:32:16,627 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-25 22:32:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 22:32:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-25 22:32:16,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-25 22:32:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-11-25 22:32:16,627 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2022-11-25 22:32:16,628 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-25 22:32:16,628 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-25 22:32:16,628 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 22:32:16,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 22:32:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 22:32:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 22:32:16,707 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 22:32:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 22:32:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-25 22:32:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-25 22:32:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:32:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2022-11-25 22:32:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2022-11-25 22:32:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 22:32:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 22:32:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 22:32:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 22:32:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2022-11-25 22:32:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2022-11-25 22:32:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-25 22:32:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-25 22:32:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 22:32:16,708 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 22:32:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:32:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-25 22:32:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-25 22:32:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 22:32:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 22:32:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-25 22:32:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-25 22:32:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:32:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-25 22:32:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-25 22:32:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:32:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 22:32:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 22:32:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:32:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-25 22:32:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-25 22:32:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2022-11-25 22:32:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2022-11-25 22:32:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-11-25 22:32:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-11-25 22:32:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-25 22:32:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-25 22:32:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2022-11-25 22:32:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2022-11-25 22:32:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-25 22:32:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-25 22:32:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-25 22:32:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-25 22:32:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-11-25 22:32:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-11-25 22:32:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-25 22:32:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-25 22:32:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-25 22:32:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-25 22:32:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:32:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-25 22:32:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-25 22:32:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-25 22:32:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-25 22:32:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-11-25 22:32:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-11-25 22:32:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-11-25 22:32:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-11-25 22:32:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:32:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:32:17,494 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:32:17,498 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:32:18,337 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 22:32:20,581 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:32:21,820 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:32:21,821 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 22:32:21,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:32:21 BoogieIcfgContainer [2022-11-25 22:32:21,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:32:21,830 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:32:21,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:32:21,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:32:21,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:32:13" (1/3) ... [2022-11-25 22:32:21,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@520b446a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:32:21, skipping insertion in model container [2022-11-25 22:32:21,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:32:16" (2/3) ... [2022-11-25 22:32:21,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@520b446a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:32:21, skipping insertion in model container [2022-11-25 22:32:21,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:32:21" (3/3) ... [2022-11-25 22:32:21,838 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--packetengines--hamachi.ko-entry_point.cil.out.i [2022-11-25 22:32:21,861 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:32:21,862 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 22:32:21,969 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:32:21,977 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;@57ce9861, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:32:21,978 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 22:32:21,992 INFO L276 IsEmpty]: Start isEmpty. Operand has 880 states, 537 states have (on average 1.366852886405959) internal successors, (734), 565 states have internal predecessors, (734), 285 states have call successors, (285), 57 states have call predecessors, (285), 56 states have return successors, (277), 267 states have call predecessors, (277), 277 states have call successors, (277) [2022-11-25 22:32:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-25 22:32:22,033 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:32:22,034 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:32:22,035 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:32:22,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:32:22,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1080445252, now seen corresponding path program 1 times [2022-11-25 22:32:22,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:32:22,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840744390] [2022-11-25 22:32:22,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:22,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:32:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:23,080 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:32:23,081 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:32:23,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840744390] [2022-11-25 22:32:23,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840744390] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:32:23,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:32:23,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:32:23,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659248182] [2022-11-25 22:32:23,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:32:23,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:32:23,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:32:23,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:32:23,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:32:23,142 INFO L87 Difference]: Start difference. First operand has 880 states, 537 states have (on average 1.366852886405959) internal successors, (734), 565 states have internal predecessors, (734), 285 states have call successors, (285), 57 states have call predecessors, (285), 56 states have return successors, (277), 267 states have call predecessors, (277), 277 states have call successors, (277) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:32:25,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:32:26,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:32:26,677 INFO L93 Difference]: Finished difference Result 2235 states and 3276 transitions. [2022-11-25 22:32:26,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:32:26,679 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 120 [2022-11-25 22:32:26,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:32:26,710 INFO L225 Difference]: With dead ends: 2235 [2022-11-25 22:32:26,710 INFO L226 Difference]: Without dead ends: 1347 [2022-11-25 22:32:26,719 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:32:26,726 INFO L413 NwaCegarLoop]: 1281 mSDtfsCounter, 720 mSDsluCounter, 1050 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 720 SdHoareTripleChecker+Valid, 2331 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:32:26,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [720 Valid, 2331 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 345 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-25 22:32:26,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1347 states. [2022-11-25 22:32:26,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1347 to 1342. [2022-11-25 22:32:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1342 states, 836 states have (on average 1.332535885167464) internal successors, (1114), 863 states have internal predecessors, (1114), 407 states have call successors, (407), 99 states have call predecessors, (407), 98 states have return successors, (406), 392 states have call predecessors, (406), 406 states have call successors, (406) [2022-11-25 22:32:26,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1342 states and 1927 transitions. [2022-11-25 22:32:26,924 INFO L78 Accepts]: Start accepts. Automaton has 1342 states and 1927 transitions. Word has length 120 [2022-11-25 22:32:26,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:32:26,926 INFO L495 AbstractCegarLoop]: Abstraction has 1342 states and 1927 transitions. [2022-11-25 22:32:26,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:32:26,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1927 transitions. [2022-11-25 22:32:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-25 22:32:26,940 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:32:26,940 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:32:26,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:32:26,941 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:32:26,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:32:26,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1161312711, now seen corresponding path program 1 times [2022-11-25 22:32:26,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:32:26,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359401826] [2022-11-25 22:32:26,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:26,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:32:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:27,655 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:32:27,655 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:32:27,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359401826] [2022-11-25 22:32:27,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359401826] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:32:27,656 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:32:27,656 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:32:27,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735471175] [2022-11-25 22:32:27,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:32:27,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:32:27,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:32:27,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:32:27,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:32:27,659 INFO L87 Difference]: Start difference. First operand 1342 states and 1927 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 22:32:30,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:32:31,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:32:31,747 INFO L93 Difference]: Finished difference Result 3159 states and 4515 transitions. [2022-11-25 22:32:31,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 22:32:31,748 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 133 [2022-11-25 22:32:31,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:32:31,768 INFO L225 Difference]: With dead ends: 3159 [2022-11-25 22:32:31,769 INFO L226 Difference]: Without dead ends: 1841 [2022-11-25 22:32:31,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:32:31,778 INFO L413 NwaCegarLoop]: 1258 mSDtfsCounter, 686 mSDsluCounter, 3603 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 690 SdHoareTripleChecker+Valid, 4861 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:32:31,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [690 Valid, 4861 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 572 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2022-11-25 22:32:31,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2022-11-25 22:32:31,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1829. [2022-11-25 22:32:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1829 states, 1147 states have (on average 1.3251961639058414) internal successors, (1520), 1182 states have internal predecessors, (1520), 540 states have call successors, (540), 142 states have call predecessors, (540), 141 states have return successors, (539), 523 states have call predecessors, (539), 539 states have call successors, (539) [2022-11-25 22:32:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1829 states and 2599 transitions. [2022-11-25 22:32:31,916 INFO L78 Accepts]: Start accepts. Automaton has 1829 states and 2599 transitions. Word has length 133 [2022-11-25 22:32:31,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:32:31,919 INFO L495 AbstractCegarLoop]: Abstraction has 1829 states and 2599 transitions. [2022-11-25 22:32:31,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 22:32:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2599 transitions. [2022-11-25 22:32:31,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-25 22:32:31,930 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:32:31,930 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:32:31,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:32:31,931 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:32:31,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:32:31,941 INFO L85 PathProgramCache]: Analyzing trace with hash -876968819, now seen corresponding path program 1 times [2022-11-25 22:32:31,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:32:31,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300970053] [2022-11-25 22:32:31,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:31,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:32:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:32,540 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:32:32,541 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:32:32,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300970053] [2022-11-25 22:32:32,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300970053] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:32:32,541 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:32:32,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:32:32,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362568143] [2022-11-25 22:32:32,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:32:32,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:32:32,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:32:32,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:32:32,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:32:32,549 INFO L87 Difference]: Start difference. First operand 1829 states and 2599 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 22:32:35,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:32:36,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:32:36,452 INFO L93 Difference]: Finished difference Result 3651 states and 5190 transitions. [2022-11-25 22:32:36,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 22:32:36,452 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 134 [2022-11-25 22:32:36,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:32:36,463 INFO L225 Difference]: With dead ends: 3651 [2022-11-25 22:32:36,463 INFO L226 Difference]: Without dead ends: 1846 [2022-11-25 22:32:36,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:32:36,471 INFO L413 NwaCegarLoop]: 1258 mSDtfsCounter, 684 mSDsluCounter, 3603 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 4861 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:32:36,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [688 Valid, 4861 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 572 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2022-11-25 22:32:36,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1846 states. [2022-11-25 22:32:36,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1846 to 1834. [2022-11-25 22:32:36,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1834 states, 1151 states have (on average 1.3240660295395308) internal successors, (1524), 1186 states have internal predecessors, (1524), 540 states have call successors, (540), 143 states have call predecessors, (540), 142 states have return successors, (539), 523 states have call predecessors, (539), 539 states have call successors, (539) [2022-11-25 22:32:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1834 states and 2603 transitions. [2022-11-25 22:32:36,607 INFO L78 Accepts]: Start accepts. Automaton has 1834 states and 2603 transitions. Word has length 134 [2022-11-25 22:32:36,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:32:36,608 INFO L495 AbstractCegarLoop]: Abstraction has 1834 states and 2603 transitions. [2022-11-25 22:32:36,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 22:32:36,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2603 transitions. [2022-11-25 22:32:36,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-25 22:32:36,611 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:32:36,612 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:32:36,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 22:32:36,612 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:32:36,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:32:36,613 INFO L85 PathProgramCache]: Analyzing trace with hash 502326800, now seen corresponding path program 1 times [2022-11-25 22:32:36,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:32:36,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279143218] [2022-11-25 22:32:36,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:36,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:32:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:37,101 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:32:37,102 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:32:37,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279143218] [2022-11-25 22:32:37,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279143218] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:32:37,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:32:37,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:32:37,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634567176] [2022-11-25 22:32:37,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:32:37,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:32:37,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:32:37,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:32:37,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:32:37,110 INFO L87 Difference]: Start difference. First operand 1834 states and 2603 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 22:32:40,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:32:41,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:32:41,213 INFO L93 Difference]: Finished difference Result 4156 states and 5877 transitions. [2022-11-25 22:32:41,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 22:32:41,214 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 132 [2022-11-25 22:32:41,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:32:41,230 INFO L225 Difference]: With dead ends: 4156 [2022-11-25 22:32:41,230 INFO L226 Difference]: Without dead ends: 2346 [2022-11-25 22:32:41,239 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:32:41,240 INFO L413 NwaCegarLoop]: 1263 mSDtfsCounter, 688 mSDsluCounter, 3615 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 4878 SdHoareTripleChecker+Invalid, 587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:32:41,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [692 Valid, 4878 Invalid, 587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 584 Invalid, 1 Unknown, 0 Unchecked, 3.8s Time] [2022-11-25 22:32:41,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2346 states. [2022-11-25 22:32:41,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2346 to 2315. [2022-11-25 22:32:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2315 states, 1458 states have (on average 1.3209876543209877) internal successors, (1926), 1503 states have internal predecessors, (1926), 671 states have call successors, (671), 186 states have call predecessors, (671), 185 states have return successors, (670), 650 states have call predecessors, (670), 670 states have call successors, (670) [2022-11-25 22:32:41,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 2315 states and 3267 transitions. [2022-11-25 22:32:41,446 INFO L78 Accepts]: Start accepts. Automaton has 2315 states and 3267 transitions. Word has length 132 [2022-11-25 22:32:41,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:32:41,447 INFO L495 AbstractCegarLoop]: Abstraction has 2315 states and 3267 transitions. [2022-11-25 22:32:41,448 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 22:32:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 3267 transitions. [2022-11-25 22:32:41,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-25 22:32:41,454 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:32:41,454 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:32:41,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 22:32:41,455 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:32:41,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:32:41,455 INFO L85 PathProgramCache]: Analyzing trace with hash -334681578, now seen corresponding path program 1 times [2022-11-25 22:32:41,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:32:41,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669027544] [2022-11-25 22:32:41,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:41,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:32:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:41,976 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:32:41,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:32:41,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669027544] [2022-11-25 22:32:41,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669027544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:32:41,977 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:32:41,977 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:32:41,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121060210] [2022-11-25 22:32:41,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:32:41,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:32:41,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:32:41,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:32:41,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:32:41,980 INFO L87 Difference]: Start difference. First operand 2315 states and 3267 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 22:32:44,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:32:46,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:32:46,076 INFO L93 Difference]: Finished difference Result 4165 states and 5878 transitions. [2022-11-25 22:32:46,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 22:32:46,076 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 135 [2022-11-25 22:32:46,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:32:46,089 INFO L225 Difference]: With dead ends: 4165 [2022-11-25 22:32:46,089 INFO L226 Difference]: Without dead ends: 2116 [2022-11-25 22:32:46,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:32:46,098 INFO L413 NwaCegarLoop]: 1258 mSDtfsCounter, 682 mSDsluCounter, 3603 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 4861 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:32:46,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [686 Valid, 4861 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 572 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2022-11-25 22:32:46,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2116 states. [2022-11-25 22:32:46,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2116 to 2098. [2022-11-25 22:32:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2098 states, 1324 states have (on average 1.3270392749244713) internal successors, (1757), 1364 states have internal predecessors, (1757), 605 states have call successors, (605), 169 states have call predecessors, (605), 168 states have return successors, (604), 587 states have call predecessors, (604), 604 states have call successors, (604) [2022-11-25 22:32:46,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 2098 states and 2966 transitions. [2022-11-25 22:32:46,265 INFO L78 Accepts]: Start accepts. Automaton has 2098 states and 2966 transitions. Word has length 135 [2022-11-25 22:32:46,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:32:46,267 INFO L495 AbstractCegarLoop]: Abstraction has 2098 states and 2966 transitions. [2022-11-25 22:32:46,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-25 22:32:46,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2966 transitions. [2022-11-25 22:32:46,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-25 22:32:46,273 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:32:46,273 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:32:46,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 22:32:46,274 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:32:46,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:32:46,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1909629102, now seen corresponding path program 1 times [2022-11-25 22:32:46,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:32:46,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524788413] [2022-11-25 22:32:46,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:46,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:32:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2022-11-25 22:32:46,906 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:32:46,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524788413] [2022-11-25 22:32:46,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524788413] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:32:46,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623948763] [2022-11-25 22:32:46,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:46,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:32:46,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:32:46,914 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:32:46,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 22:32:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:47,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 2758 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 22:32:47,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:32:48,107 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:32:48,108 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:32:48,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623948763] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:32:48,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:32:48,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-11-25 22:32:48,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294274655] [2022-11-25 22:32:48,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:32:48,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 22:32:48,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:32:48,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 22:32:48,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2022-11-25 22:32:48,111 INFO L87 Difference]: Start difference. First operand 2098 states and 2966 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:32:51,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:32:53,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:32:53,982 INFO L93 Difference]: Finished difference Result 5433 states and 7683 transitions. [2022-11-25 22:32:53,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 22:32:53,983 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 146 [2022-11-25 22:32:53,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:32:54,004 INFO L225 Difference]: With dead ends: 5433 [2022-11-25 22:32:54,005 INFO L226 Difference]: Without dead ends: 3618 [2022-11-25 22:32:54,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2022-11-25 22:32:54,018 INFO L413 NwaCegarLoop]: 1748 mSDtfsCounter, 1091 mSDsluCounter, 8088 mSDsCounter, 0 mSdLazyCounter, 1210 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 9836 SdHoareTripleChecker+Invalid, 1213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1210 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-11-25 22:32:54,019 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 9836 Invalid, 1213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1210 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2022-11-25 22:32:54,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3618 states. [2022-11-25 22:32:54,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3618 to 3578. [2022-11-25 22:32:54,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3578 states, 2275 states have (on average 1.3314285714285714) internal successors, (3029), 2351 states have internal predecessors, (3029), 1011 states have call successors, (1011), 289 states have call predecessors, (1011), 291 states have return successors, (1019), 976 states have call predecessors, (1019), 1010 states have call successors, (1019) [2022-11-25 22:32:54,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 3578 states and 5059 transitions. [2022-11-25 22:32:54,255 INFO L78 Accepts]: Start accepts. Automaton has 3578 states and 5059 transitions. Word has length 146 [2022-11-25 22:32:54,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:32:54,256 INFO L495 AbstractCegarLoop]: Abstraction has 3578 states and 5059 transitions. [2022-11-25 22:32:54,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:32:54,256 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 5059 transitions. [2022-11-25 22:32:54,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-25 22:32:54,261 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:32:54,261 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:32:54,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-25 22:32:54,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:32:54,473 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:32:54,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:32:54,473 INFO L85 PathProgramCache]: Analyzing trace with hash 199778076, now seen corresponding path program 1 times [2022-11-25 22:32:54,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:32:54,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099668812] [2022-11-25 22:32:54,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:54,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:32:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:55,180 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:32:55,181 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:32:55,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099668812] [2022-11-25 22:32:55,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099668812] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:32:55,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474298869] [2022-11-25 22:32:55,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:55,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:32:55,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:32:55,183 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:32:55,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 22:32:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:56,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 2760 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 22:32:56,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:32:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:32:56,331 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:32:56,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474298869] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:32:56,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:32:56,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-25 22:32:56,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836517283] [2022-11-25 22:32:56,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:32:56,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 22:32:56,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:32:56,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 22:32:56,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-25 22:32:56,334 INFO L87 Difference]: Start difference. First operand 3578 states and 5059 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:32:59,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:33:01,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:33:01,961 INFO L93 Difference]: Finished difference Result 8412 states and 11886 transitions. [2022-11-25 22:33:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 22:33:01,962 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2022-11-25 22:33:01,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:33:01,995 INFO L225 Difference]: With dead ends: 8412 [2022-11-25 22:33:01,995 INFO L226 Difference]: Without dead ends: 5117 [2022-11-25 22:33:02,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-25 22:33:02,012 INFO L413 NwaCegarLoop]: 1798 mSDtfsCounter, 1091 mSDsluCounter, 8276 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 10074 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:33:02,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 10074 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1257 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2022-11-25 22:33:02,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5117 states. [2022-11-25 22:33:02,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5117 to 5069. [2022-11-25 22:33:02,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5069 states, 3233 states have (on average 1.3325085060315496) internal successors, (4308), 3350 states have internal predecessors, (4308), 1417 states have call successors, (1417), 409 states have call predecessors, (1417), 418 states have return successors, (1440), 1364 states have call predecessors, (1440), 1416 states have call successors, (1440) [2022-11-25 22:33:02,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5069 states to 5069 states and 7165 transitions. [2022-11-25 22:33:02,402 INFO L78 Accepts]: Start accepts. Automaton has 5069 states and 7165 transitions. Word has length 147 [2022-11-25 22:33:02,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:33:02,406 INFO L495 AbstractCegarLoop]: Abstraction has 5069 states and 7165 transitions. [2022-11-25 22:33:02,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:33:02,407 INFO L276 IsEmpty]: Start isEmpty. Operand 5069 states and 7165 transitions. [2022-11-25 22:33:02,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-25 22:33:02,412 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:33:02,412 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:33:02,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 22:33:02,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:33:02,623 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:33:02,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:33:02,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1395108747, now seen corresponding path program 1 times [2022-11-25 22:33:02,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:33:02,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881179997] [2022-11-25 22:33:02,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:33:02,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:33:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:33:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:33:03,279 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:33:03,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881179997] [2022-11-25 22:33:03,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881179997] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:33:03,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667441362] [2022-11-25 22:33:03,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:33:03,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:33:03,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:33:03,281 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:33:03,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 22:33:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:33:04,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 2762 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 22:33:04,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:33:04,465 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:33:04,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:33:04,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667441362] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:33:04,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:33:04,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-25 22:33:04,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977352094] [2022-11-25 22:33:04,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:33:04,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 22:33:04,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:33:04,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 22:33:04,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-25 22:33:04,468 INFO L87 Difference]: Start difference. First operand 5069 states and 7165 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:33:07,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:33:09,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:33:09,879 INFO L93 Difference]: Finished difference Result 11390 states and 16090 transitions. [2022-11-25 22:33:09,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 22:33:09,880 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 148 [2022-11-25 22:33:09,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:33:09,920 INFO L225 Difference]: With dead ends: 11390 [2022-11-25 22:33:09,920 INFO L226 Difference]: Without dead ends: 6604 [2022-11-25 22:33:09,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-25 22:33:09,943 INFO L413 NwaCegarLoop]: 1798 mSDtfsCounter, 1091 mSDsluCounter, 8276 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 10074 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:33:09,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 10074 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1257 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-11-25 22:33:09,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6604 states. [2022-11-25 22:33:10,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6604 to 5071. [2022-11-25 22:33:10,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5071 states, 3235 states have (on average 1.3323029366306027) internal successors, (4310), 3350 states have internal predecessors, (4310), 1417 states have call successors, (1417), 409 states have call predecessors, (1417), 418 states have return successors, (1440), 1366 states have call predecessors, (1440), 1416 states have call successors, (1440) [2022-11-25 22:33:10,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5071 states to 5071 states and 7167 transitions. [2022-11-25 22:33:10,308 INFO L78 Accepts]: Start accepts. Automaton has 5071 states and 7167 transitions. Word has length 148 [2022-11-25 22:33:10,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:33:10,309 INFO L495 AbstractCegarLoop]: Abstraction has 5071 states and 7167 transitions. [2022-11-25 22:33:10,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:33:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand 5071 states and 7167 transitions. [2022-11-25 22:33:10,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-25 22:33:10,314 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:33:10,314 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:33:10,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 22:33:10,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:33:10,526 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:33:10,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:33:10,527 INFO L85 PathProgramCache]: Analyzing trace with hash 573894723, now seen corresponding path program 1 times [2022-11-25 22:33:10,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:33:10,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544905098] [2022-11-25 22:33:10,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:33:10,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:33:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:33:11,169 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:33:11,170 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:33:11,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544905098] [2022-11-25 22:33:11,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544905098] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:33:11,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974157852] [2022-11-25 22:33:11,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:33:11,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:33:11,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:33:11,172 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:33:11,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 22:33:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:33:12,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 2764 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 22:33:12,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:33:12,276 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:33:12,276 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:33:12,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [974157852] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:33:12,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:33:12,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-25 22:33:12,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66930728] [2022-11-25 22:33:12,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:33:12,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 22:33:12,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:33:12,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 22:33:12,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-25 22:33:12,279 INFO L87 Difference]: Start difference. First operand 5071 states and 7167 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:33:15,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:33:17,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:33:17,561 INFO L93 Difference]: Finished difference Result 11396 states and 16096 transitions. [2022-11-25 22:33:17,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 22:33:17,561 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 149 [2022-11-25 22:33:17,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:33:17,596 INFO L225 Difference]: With dead ends: 11396 [2022-11-25 22:33:17,597 INFO L226 Difference]: Without dead ends: 6608 [2022-11-25 22:33:17,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-25 22:33:17,616 INFO L413 NwaCegarLoop]: 1798 mSDtfsCounter, 1091 mSDsluCounter, 8276 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 10074 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:33:17,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 10074 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1257 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2022-11-25 22:33:17,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6608 states. [2022-11-25 22:33:17,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6608 to 5073. [2022-11-25 22:33:17,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5073 states, 3237 states have (on average 1.3320976212542477) internal successors, (4312), 3350 states have internal predecessors, (4312), 1417 states have call successors, (1417), 409 states have call predecessors, (1417), 418 states have return successors, (1440), 1368 states have call predecessors, (1440), 1416 states have call successors, (1440) [2022-11-25 22:33:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5073 states to 5073 states and 7169 transitions. [2022-11-25 22:33:17,890 INFO L78 Accepts]: Start accepts. Automaton has 5073 states and 7169 transitions. Word has length 149 [2022-11-25 22:33:17,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:33:17,891 INFO L495 AbstractCegarLoop]: Abstraction has 5073 states and 7169 transitions. [2022-11-25 22:33:17,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:33:17,891 INFO L276 IsEmpty]: Start isEmpty. Operand 5073 states and 7169 transitions. [2022-11-25 22:33:17,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-25 22:33:17,897 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:33:17,897 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:33:17,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 22:33:18,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-25 22:33:18,116 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:33:18,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:33:18,117 INFO L85 PathProgramCache]: Analyzing trace with hash 262715146, now seen corresponding path program 1 times [2022-11-25 22:33:18,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:33:18,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813095128] [2022-11-25 22:33:18,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:33:18,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:33:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:33:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2022-11-25 22:33:18,771 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:33:18,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813095128] [2022-11-25 22:33:18,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813095128] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:33:18,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271728905] [2022-11-25 22:33:18,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:33:18,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:33:18,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:33:18,773 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:33:18,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60657bff-8169-4bf7-a623-00bf165740ed/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 22:33:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:33:19,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 2833 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-25 22:33:19,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:33:19,997 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2022-11-25 22:33:19,998 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:33:20,523 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-25 22:33:20,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271728905] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:33:20,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1381616499] [2022-11-25 22:33:20,549 INFO L159 IcfgInterpreter]: Started Sifa with 82 locations of interest [2022-11-25 22:33:20,550 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:33:20,554 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:33:20,560 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:33:20,560 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:33:24,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:24,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:24,751 INFO L217 Elim1Store]: Index analysis took 249 ms [2022-11-25 22:33:29,653 INFO L321 Elim1Store]: treesize reduction 1263, result has 33.9 percent of original size [2022-11-25 22:33:29,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 55 select indices, 55 select index equivalence classes, 1489 disjoint index pairs (out of 1485 index pairs), introduced 55 new quantified variables, introduced 55 case distinctions, treesize of input 285 treesize of output 822 [2022-11-25 22:33:31,221 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 9 treesize of output 11 [2022-11-25 22:33:31,767 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 9 treesize of output 11 [2022-11-25 22:33:32,211 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 9 treesize of output 11 [2022-11-25 22:33:32,496 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 9 treesize of output 11 [2022-11-25 22:33:33,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:33,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:33,215 INFO L217 Elim1Store]: Index analysis took 403 ms [2022-11-25 22:33:41,419 WARN L233 SmtUtils]: Spent 8.18s on a formula simplification. DAG size of input: 879 DAG size of output: 439 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:33:41,422 INFO L321 Elim1Store]: treesize reduction 2074, result has 25.4 percent of original size [2022-11-25 22:33:41,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 58 select indices, 58 select index equivalence classes, 1544 disjoint index pairs (out of 1653 index pairs), introduced 58 new quantified variables, introduced 165 case distinctions, treesize of input 304 treesize of output 901 [2022-11-25 22:33:42,504 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 9 treesize of output 11 [2022-11-25 22:33:42,668 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 9 treesize of output 11 [2022-11-25 22:33:42,916 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 9 treesize of output 11 [2022-11-25 22:33:52,145 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 [2022-11-25 22:33:52,154 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 [2022-11-25 22:33:52,162 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 [2022-11-25 22:33:56,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:56,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:56,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 57 select indices, 57 select index equivalence classes, 1598 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 286 treesize of output 172 [2022-11-25 22:33:57,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:57,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:58,608 INFO L217 Elim1Store]: Index analysis took 741 ms [2022-11-25 22:33:58,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 306 select indices, 306 select index equivalence classes, 17840 disjoint index pairs (out of 46665 index pairs), introduced 306 new quantified variables, introduced 0 case distinctions, treesize of input 2693 treesize of output 983 [2022-11-25 22:33:59,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:59,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:33:59,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 58 select indices, 58 select index equivalence classes, 1653 disjoint index pairs (out of 1653 index pairs), introduced 58 new quantified variables, introduced 0 case distinctions, treesize of input 291 treesize of output 175 [2022-11-25 22:34:11,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:11,973 INFO L217 Elim1Store]: Index analysis took 627 ms [2022-11-25 22:34:12,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 306 select indices, 306 select index equivalence classes, 17840 disjoint index pairs (out of 46665 index pairs), introduced 306 new quantified variables, introduced 0 case distinctions, treesize of input 2693 treesize of output 983 [2022-11-25 22:34:13,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:13,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:13,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 57 select indices, 57 select index equivalence classes, 1598 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 286 treesize of output 172 [2022-11-25 22:34:13,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:13,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:34:13,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 58 select indices, 58 select index equivalence classes, 1653 disjoint index pairs (out of 1653 index pairs), introduced 58 new quantified variables, introduced 0 case distinctions, treesize of input 291 treesize of output 175 [2022-11-25 22:35:02,399 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 [2022-11-25 22:35:02,514 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 [2022-11-25 22:35:03,156 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 [2022-11-25 22:35:04,286 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:35:04,291 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:35:04,351 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:35:44,697 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 [2022-11-25 22:35:45,595 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 [2022-11-25 22:35:45,741 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 [2022-11-25 22:35:46,576 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:35:46,658 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:35:46,666 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:36:48,519 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 [2022-11-25 22:36:48,694 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 [2022-11-25 22:36:49,526 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 [2022-11-25 22:36:50,379 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:36:50,388 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:36:50,449 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:37:18,886 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 [2022-11-25 22:37:19,286 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 [2022-11-25 22:37:19,599 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 [2022-11-25 22:37:20,745 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:37:20,775 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:37:20,798 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:38:10,408 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 [2022-11-25 22:38:10,649 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 [2022-11-25 22:38:11,073 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 [2022-11-25 22:38:12,231 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:38:12,245 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:38:12,274 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:38:47,014 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 [2022-11-25 22:38:47,133 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 [2022-11-25 22:38:47,934 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 [2022-11-25 22:38:48,932 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:38:48,937 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:38:49,006 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:40:06,039 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 [2022-11-25 22:40:06,274 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 [2022-11-25 22:40:06,767 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 [2022-11-25 22:40:08,049 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:40:08,061 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:40:08,104 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:08,490 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 [2022-11-25 22:41:09,113 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 [2022-11-25 22:41:09,569 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 [2022-11-25 22:41:10,396 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:10,440 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:41:10,471 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:33,934 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 [2022-11-25 22:42:34,075 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 [2022-11-25 22:42:34,426 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 [2022-11-25 22:42:35,840 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:35,847 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:42:35,875 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:43:58,310 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 [2022-11-25 22:43:58,682 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 [2022-11-25 22:43:58,970 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 [2022-11-25 22:44:00,246 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:44:00,275 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:44:00,296 WARN L207 Elim1Store]: Array PQE input equivalent to false