./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f0362e5bdd04ddb68671929eb7c82f3a55838c2357b753aa3b8d313416b3614 --- 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-6b4ec56 [2022-11-20 17:29:23,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:29:23,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:29:23,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:29:23,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:29:23,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:29:23,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:29:23,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:29:23,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:29:23,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:29:23,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:29:23,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:29:23,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:29:23,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:29:23,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:29:23,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:29:23,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:29:23,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:29:23,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:29:23,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:29:23,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:29:23,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:29:23,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:29:23,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:29:23,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:29:23,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:29:23,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:29:23,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:29:23,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:29:23,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:29:23,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:29:23,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:29:23,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:29:23,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:29:23,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:29:23,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:29:23,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:29:23,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:29:23,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:29:23,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:29:23,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:29:23,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:29:23,817 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:29:23,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:29:23,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:29:23,819 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:29:23,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:29:23,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:29:23,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:29:23,823 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:29:23,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:29:23,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:29:23,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:29:23,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:29:23,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:29:23,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:29:23,825 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:29:23,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:29:23,826 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:29:23,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:29:23,826 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:29:23,826 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:29:23,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:29:23,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:29:23,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:29:23,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:29:23,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:29:23,828 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:29:23,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:29:23,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:29:23,828 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f0362e5bdd04ddb68671929eb7c82f3a55838c2357b753aa3b8d313416b3614 [2022-11-20 17:29:24,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:29:24,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:29:24,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:29:24,119 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:29:24,120 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:29:24,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2022-11-20 17:29:27,232 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:29:27,425 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:29:27,426 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2022-11-20 17:29:27,433 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/data/78efa8f7b/3ed2689888cd457eb4cdc7877f192ee1/FLAGac63592aa [2022-11-20 17:29:27,448 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/data/78efa8f7b/3ed2689888cd457eb4cdc7877f192ee1 [2022-11-20 17:29:27,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:29:27,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:29:27,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:29:27,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:29:27,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:29:27,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48622967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27, skipping insertion in model container [2022-11-20 17:29:27,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:29:27,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:29:27,674 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2022-11-20 17:29:27,678 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2022-11-20 17:29:27,680 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2022-11-20 17:29:27,682 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2022-11-20 17:29:27,684 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2022-11-20 17:29:27,685 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2022-11-20 17:29:27,688 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2022-11-20 17:29:27,690 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2022-11-20 17:29:27,691 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2022-11-20 17:29:27,693 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2022-11-20 17:29:27,696 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2022-11-20 17:29:27,697 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2022-11-20 17:29:27,699 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2022-11-20 17:29:27,701 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2022-11-20 17:29:27,704 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2022-11-20 17:29:27,705 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2022-11-20 17:29:27,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:29:27,724 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:29:27,754 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2022-11-20 17:29:27,755 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2022-11-20 17:29:27,757 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2022-11-20 17:29:27,759 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2022-11-20 17:29:27,760 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2022-11-20 17:29:27,761 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2022-11-20 17:29:27,764 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2022-11-20 17:29:27,765 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2022-11-20 17:29:27,766 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2022-11-20 17:29:27,767 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2022-11-20 17:29:27,770 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2022-11-20 17:29:27,771 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2022-11-20 17:29:27,773 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2022-11-20 17:29:27,774 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2022-11-20 17:29:27,776 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2022-11-20 17:29:27,778 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_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2022-11-20 17:29:27,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:29:27,794 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:29:27,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27 WrapperNode [2022-11-20 17:29:27,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:29:27,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:29:27,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:29:27,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:29:27,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,835 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 192 [2022-11-20 17:29:27,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:29:27,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:29:27,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:29:27,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:29:27,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,857 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:29:27,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:29:27,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:29:27,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:29:27,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:27" (1/1) ... [2022-11-20 17:29:27,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:29:27,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:29:27,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:29:27,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:29:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:29:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:29:28,030 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:29:28,032 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:29:28,282 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:29:28,299 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:29:28,308 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:29:28,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:28 BoogieIcfgContainer [2022-11-20 17:29:28,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:29:28,312 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:29:28,312 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:29:28,337 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:29:28,337 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:28" (1/1) ... [2022-11-20 17:29:28,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:29:28,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 58 states and 79 transitions. [2022-11-20 17:29:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2022-11-20 17:29:28,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:29:28,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:28,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:28,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:28,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:28,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2022-11-20 17:29:28,745 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-11-20 17:29:28,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:29:28,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:28,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:29,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:29,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2022-11-20 17:29:29,076 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2022-11-20 17:29:29,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:29:29,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:29,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:29,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:29,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:29,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:29,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2022-11-20 17:29:29,375 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2022-11-20 17:29:29,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:29:29,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:29,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:29,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:29,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2022-11-20 17:29:29,684 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2022-11-20 17:29:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:29:29,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:29,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:30,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:30,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2022-11-20 17:29:30,060 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2022-11-20 17:29:30,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:29:30,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:30,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:30,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:31,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2022-11-20 17:29:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2022-11-20 17:29:31,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:29:31,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:31,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:31,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2022-11-20 17:29:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2022-11-20 17:29:31,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:29:31,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:31,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:33,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:33,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 80 states and 112 transitions. [2022-11-20 17:29:33,336 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2022-11-20 17:29:33,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:29:33,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:33,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:33,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:34,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:34,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2022-11-20 17:29:34,616 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2022-11-20 17:29:34,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:29:34,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:34,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:34,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 123 transitions. [2022-11-20 17:29:36,275 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2022-11-20 17:29:36,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:29:36,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:36,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:36,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:39,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 96 states and 125 transitions. [2022-11-20 17:29:39,022 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2022-11-20 17:29:39,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:29:39,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:39,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:39,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:43,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:43,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 109 states and 148 transitions. [2022-11-20 17:29:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 148 transitions. [2022-11-20 17:29:43,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:29:43,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:43,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:44,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:46,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:46,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2022-11-20 17:29:46,133 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2022-11-20 17:29:46,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:29:46,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:46,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:46,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:47,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 119 states and 163 transitions. [2022-11-20 17:29:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 163 transitions. [2022-11-20 17:29:47,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:29:47,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:47,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:47,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 133 states and 186 transitions. [2022-11-20 17:29:55,075 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 186 transitions. [2022-11-20 17:29:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:29:55,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:55,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:55,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:56,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:56,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 136 states and 189 transitions. [2022-11-20 17:29:56,505 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 189 transitions. [2022-11-20 17:29:56,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:29:56,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:56,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:56,629 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:29:59,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:59,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 141 states and 194 transitions. [2022-11-20 17:29:59,264 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 194 transitions. [2022-11-20 17:29:59,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:29:59,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:59,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:01,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:01,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 144 states and 197 transitions. [2022-11-20 17:30:01,310 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 197 transitions. [2022-11-20 17:30:01,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:30:01,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:01,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:01,337 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:30:01,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:01,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 145 states and 197 transitions. [2022-11-20 17:30:01,605 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 197 transitions. [2022-11-20 17:30:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:30:01,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:01,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:01,671 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:30:07,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:07,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 154 states and 209 transitions. [2022-11-20 17:30:07,614 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 209 transitions. [2022-11-20 17:30:07,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:30:07,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:07,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:07,663 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:10,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:10,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 159 states and 215 transitions. [2022-11-20 17:30:10,948 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 215 transitions. [2022-11-20 17:30:10,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:30:10,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:10,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:11,202 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:14,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:14,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 164 states and 225 transitions. [2022-11-20 17:30:14,676 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 225 transitions. [2022-11-20 17:30:14,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:30:14,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:14,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:14,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:30:15,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:15,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 165 states and 225 transitions. [2022-11-20 17:30:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 225 transitions. [2022-11-20 17:30:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:30:15,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:15,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:15,399 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:17,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 167 states and 227 transitions. [2022-11-20 17:30:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 227 transitions. [2022-11-20 17:30:17,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:30:17,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:17,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:17,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:22,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 175 states and 251 transitions. [2022-11-20 17:30:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 251 transitions. [2022-11-20 17:30:22,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:30:22,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:22,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:30:23,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:23,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 177 states and 252 transitions. [2022-11-20 17:30:23,678 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 252 transitions. [2022-11-20 17:30:23,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:30:23,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:23,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:24,255 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:26,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:26,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 179 states and 259 transitions. [2022-11-20 17:30:26,764 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 259 transitions. [2022-11-20 17:30:26,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:30:26,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:26,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:29,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:29,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 182 states and 271 transitions. [2022-11-20 17:30:29,053 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 271 transitions. [2022-11-20 17:30:29,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:30:29,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:29,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:29,127 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:31,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:31,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 186 states and 281 transitions. [2022-11-20 17:30:31,547 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 281 transitions. [2022-11-20 17:30:31,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:30:31,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:31,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:31,610 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:38,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:38,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 196 states and 300 transitions. [2022-11-20 17:30:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 300 transitions. [2022-11-20 17:30:38,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:30:38,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:38,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:38,989 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:42,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:42,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 201 states and 309 transitions. [2022-11-20 17:30:42,275 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 309 transitions. [2022-11-20 17:30:42,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:30:42,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:42,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:42,406 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:30:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:46,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 206 states and 316 transitions. [2022-11-20 17:30:46,343 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 316 transitions. [2022-11-20 17:30:46,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:30:46,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:46,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:30:49,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:49,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 207 states and 319 transitions. [2022-11-20 17:30:49,499 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 319 transitions. [2022-11-20 17:30:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:30:49,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:49,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:49,569 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:53,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 212 states and 327 transitions. [2022-11-20 17:30:53,288 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 327 transitions. [2022-11-20 17:30:53,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:30:53,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:53,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:53,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:30:54,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:54,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 214 states and 335 transitions. [2022-11-20 17:30:54,417 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 335 transitions. [2022-11-20 17:30:54,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:30:54,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:54,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:54,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:30:57,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:57,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 218 states and 340 transitions. [2022-11-20 17:30:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 340 transitions. [2022-11-20 17:30:57,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:30:57,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:57,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:31:02,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:02,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 218 states and 339 transitions. [2022-11-20 17:31:02,001 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 339 transitions. [2022-11-20 17:31:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:31:02,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:02,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:31:02,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:02,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 218 states and 338 transitions. [2022-11-20 17:31:02,907 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 338 transitions. [2022-11-20 17:31:02,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:31:02,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:02,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 226 states and 350 transitions. [2022-11-20 17:31:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 350 transitions. [2022-11-20 17:31:10,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:31:10,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:10,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:10,612 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:31:12,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:12,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 228 states and 357 transitions. [2022-11-20 17:31:12,573 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 357 transitions. [2022-11-20 17:31:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:31:12,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:12,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:13,795 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:30,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:30,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 236 states and 376 transitions. [2022-11-20 17:31:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 376 transitions. [2022-11-20 17:31:30,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:31:30,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:30,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:31:34,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:34,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 241 states and 380 transitions. [2022-11-20 17:31:34,746 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 380 transitions. [2022-11-20 17:31:34,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:31:34,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:34,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:34,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:34,813 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:31:46,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:46,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 251 states and 393 transitions. [2022-11-20 17:31:46,706 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 393 transitions. [2022-11-20 17:31:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:31:46,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:46,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 256 states and 399 transitions. [2022-11-20 17:31:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 399 transitions. [2022-11-20 17:31:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:31:51,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:51,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:51,582 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:31:56,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:56,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 262 states and 415 transitions. [2022-11-20 17:31:56,441 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 415 transitions. [2022-11-20 17:31:56,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:31:56,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:56,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:56,494 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:31:57,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 262 states and 411 transitions. [2022-11-20 17:31:57,578 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 411 transitions. [2022-11-20 17:31:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:31:57,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:57,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-20 17:32:04,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:04,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 262 states and 410 transitions. [2022-11-20 17:32:04,352 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 410 transitions. [2022-11-20 17:32:04,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:32:04,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:04,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:04,554 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:14,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:14,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 270 states and 424 transitions. [2022-11-20 17:32:14,465 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 424 transitions. [2022-11-20 17:32:14,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:32:14,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:14,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:14,532 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:32:24,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:24,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 279 states and 434 transitions. [2022-11-20 17:32:24,719 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 434 transitions. [2022-11-20 17:32:24,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:32:24,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:24,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:24,784 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-20 17:32:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:34,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 288 states and 444 transitions. [2022-11-20 17:32:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 444 transitions. [2022-11-20 17:32:34,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:32:34,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:34,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:34,724 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:32:40,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:40,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 292 states and 447 transitions. [2022-11-20 17:32:40,232 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 447 transitions. [2022-11-20 17:32:40,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:32:40,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:40,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:40,306 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-20 17:32:45,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:45,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2022-11-20 17:32:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2022-11-20 17:32:45,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:32:45,409 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 53 iterations. [2022-11-20 17:32:45,418 INFO L754 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2022-11-20 17:32:46,949 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:32:46,954 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-11-20 17:32:46,964 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2022-11-20 17:32:46,973 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2022-11-20 17:32:46,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:32:46 ImpRootNode [2022-11-20 17:32:46,977 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:32:46,977 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:32:46,978 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:32:46,978 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:32:46,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:28" (3/4) ... [2022-11-20 17:32:46,983 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:32:46,999 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-20 17:32:47,000 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 17:32:47,000 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:32:47,001 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:32:47,096 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:32:47,097 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:32:47,097 INFO L158 Benchmark]: Toolchain (without parser) took 199645.07ms. Allocated memory was 136.3MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 92.0MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 192.4MB. Max. memory is 16.1GB. [2022-11-20 17:32:47,098 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:32:47,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.41ms. Allocated memory is still 136.3MB. Free memory was 92.0MB in the beginning and 75.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:32:47,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.84ms. Allocated memory is still 136.3MB. Free memory was 75.6MB in the beginning and 73.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:32:47,099 INFO L158 Benchmark]: Boogie Preprocessor took 24.30ms. Allocated memory is still 136.3MB. Free memory was 73.9MB in the beginning and 72.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:32:47,100 INFO L158 Benchmark]: RCFGBuilder took 449.72ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 72.6MB in the beginning and 141.4MB in the end (delta: -68.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2022-11-20 17:32:47,100 INFO L158 Benchmark]: CodeCheck took 198664.95ms. Allocated memory was 176.2MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 141.4MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 983.3MB. Max. memory is 16.1GB. [2022-11-20 17:32:47,100 INFO L158 Benchmark]: Witness Printer took 119.59ms. Allocated memory is still 1.6GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:32:47,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 58 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 197.0s, OverallIterations: 53, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17673 SdHoareTripleChecker+Valid, 63.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13780 mSDsluCounter, 4511 SdHoareTripleChecker+Invalid, 53.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3077 mSDsCounter, 5640 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 40565 IncrementalHoareTripleChecker+Invalid, 46205 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5640 mSolverCounterUnsat, 1434 mSDtfsCounter, 40565 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11882 GetRequests, 10726 SyntacticMatches, 164 SemanticMatches, 992 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419104 ImplicationChecksByTransitivity, 189.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 10.0s InterpolantComputationTime, 1324 NumberOfCodeBlocks, 1324 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 1272 ConstructedInterpolants, 0 QuantifiedInterpolants, 4276 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 52 InterpolantComputations, 26 PerfectInterpolantSequences, 264/506 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 47]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 59]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 76]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 88]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 100]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 112]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 141]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 153]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 165]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 177]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 193]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 205]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 217]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 229]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 245]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 257]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: (((((2 + main__i <= main__len && main__limit + 4 <= main__bufsize) && main__i == 0) && main__j == 0) && 5 + main__j <= main__bufsize) || ((((!(2 + main__i <= main__len) && 0 <= main__j) && 5 + main__j <= main__bufsize) && !(main__len <= main__i)) && 0 <= main__i)) || (((((2 + main__i <= main__len && 0 <= main__j) && main__limit + 4 <= main__bufsize) && 5 + main__j <= main__bufsize) && !(main__i == 0)) && 0 <= main__i) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: (((((1 <= main__j && 5 <= main__bufsize) && main__limit + 4 <= main__bufsize) && !(main__i == 0)) && 0 <= main__i) || (main__len <= main__i && 0 <= main__i)) || (((!(1 <= main__j) && 0 <= main__j) && main__limit + 4 <= main__bufsize) && 0 <= main__i) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (main__limit + 4 <= main__bufsize && 0 <= main__i) || (main__len <= main__i && 0 <= main__i) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.41ms. Allocated memory is still 136.3MB. Free memory was 92.0MB in the beginning and 75.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.84ms. Allocated memory is still 136.3MB. Free memory was 75.6MB in the beginning and 73.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.30ms. Allocated memory is still 136.3MB. Free memory was 73.9MB in the beginning and 72.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 449.72ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 72.6MB in the beginning and 141.4MB in the end (delta: -68.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * CodeCheck took 198664.95ms. Allocated memory was 176.2MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 141.4MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 983.3MB. Max. memory is 16.1GB. * Witness Printer took 119.59ms. Allocated memory is still 1.6GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:32:47,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db0d1ff-f2d5-4f8d-a548-4af97149eda2/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE