./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4 --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 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 00:06:51,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:06:51,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:06:51,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:06:51,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:06:51,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:06:51,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:06:51,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:06:51,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:06:51,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:06:51,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:06:51,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:06:51,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:06:51,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:06:51,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:06:51,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:06:51,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:06:51,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:06:51,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:06:51,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:06:51,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:06:51,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:06:51,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:06:51,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:06:51,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:06:51,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:06:51,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:06:51,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:06:51,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:06:51,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:06:51,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:06:51,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:06:51,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:06:51,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:06:51,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:06:51,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:06:51,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:06:51,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:06:51,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:06:51,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:06:51,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:06:51,742 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 00:06:51,764 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:06:51,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:06:51,765 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:06:51,765 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:06:51,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:06:51,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:06:51,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:06:51,766 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:06:51,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:06:51,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:06:51,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:06:51,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:06:51,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:06:51,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:06:51,767 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:06:51,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:06:51,768 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:06:51,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:06:51,768 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:06:51,768 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:06:51,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:06:51,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:06:51,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:06:51,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:06:51,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:06:51,769 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:06:51,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:06:51,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:06:51,770 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_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-12-15 00:06:51,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:06:51,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:06:51,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:06:51,973 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:06:51,974 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:06:51,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-12-15 00:06:54,495 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:06:54,622 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:06:54,623 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-12-15 00:06:54,628 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/data/ec29c0ff1/29f381858d8f46538e47b13839518134/FLAG225c318d8 [2022-12-15 00:06:54,638 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/data/ec29c0ff1/29f381858d8f46538e47b13839518134 [2022-12-15 00:06:54,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:06:54,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:06:54,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:06:54,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:06:54,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:06:54,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e39c384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54, skipping insertion in model container [2022-12-15 00:06:54,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:06:54,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:06:54,797 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:06:54,798 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:06:54,800 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:06:54,801 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:06:54,802 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:06:54,803 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:06:54,813 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_655d43f3-787e-4910-8de9-613cad9bf489/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 00:06:54,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:06:54,831 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:06:54,845 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:06:54,846 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:06:54,847 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:06:54,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:06:54,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:06:54,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:06:54,856 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_655d43f3-787e-4910-8de9-613cad9bf489/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 00:06:54,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:06:54,872 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:06:54,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54 WrapperNode [2022-12-15 00:06:54,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:06:54,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:06:54,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:06:54,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:06:54,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,906 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2022-12-15 00:06:54,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:06:54,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:06:54,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:06:54,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:06:54,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,934 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:06:54,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:06:54,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:06:54,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:06:54,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:06:54" (1/1) ... [2022-12-15 00:06:54,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:06:54,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:06:54,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:06:54,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:06:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:06:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:06:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:06:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-15 00:06:55,020 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-15 00:06:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:06:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:06:55,020 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:06:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:06:55,020 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:06:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 00:06:55,020 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 00:06:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:06:55,021 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:06:55,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:06:55,021 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 00:06:55,021 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 00:06:55,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:06:55,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:06:55,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 00:06:55,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:06:55,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:06:55,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:06:55,023 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:06:55,110 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:06:55,112 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:06:55,360 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:06:55,436 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:06:55,436 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 00:06:55,437 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L63-1 is neither atomic block end nor a sink node. [2022-12-15 00:06:55,438 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 00:06:55,441 INFO L158 Benchmark]: Toolchain (without parser) took 799.80ms. Allocated memory is still 165.7MB. Free memory was 113.7MB in the beginning and 113.1MB in the end (delta: 593.4kB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-12-15 00:06:55,442 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 115.3MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:06:55,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.52ms. Allocated memory is still 165.7MB. Free memory was 113.2MB in the beginning and 100.5MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 00:06:55,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.38ms. Allocated memory is still 165.7MB. Free memory was 100.5MB in the beginning and 98.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:06:55,443 INFO L158 Benchmark]: Boogie Preprocessor took 32.16ms. Allocated memory is still 165.7MB. Free memory was 98.5MB in the beginning and 96.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:06:55,444 INFO L158 Benchmark]: RCFGBuilder took 500.40ms. Allocated memory is still 165.7MB. Free memory was 96.9MB in the beginning and 113.1MB in the end (delta: -16.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-12-15 00:06:55,446 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 115.3MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.52ms. Allocated memory is still 165.7MB. Free memory was 113.2MB in the beginning and 100.5MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.38ms. Allocated memory is still 165.7MB. Free memory was 100.5MB in the beginning and 98.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.16ms. Allocated memory is still 165.7MB. Free memory was 98.5MB in the beginning and 96.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 500.40ms. Allocated memory is still 165.7MB. Free memory was 96.9MB in the beginning and 113.1MB in the end (delta: -16.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:06:55,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4 --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 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 00:06:57,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:06:57,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:06:57,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:06:57,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:06:57,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:06:57,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:06:57,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:06:57,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:06:57,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:06:57,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:06:57,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:06:57,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:06:57,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:06:57,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:06:57,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:06:57,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:06:57,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:06:57,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:06:57,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:06:57,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:06:57,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:06:57,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:06:57,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:06:57,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:06:57,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:06:57,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:06:57,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:06:57,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:06:57,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:06:57,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:06:57,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:06:57,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:06:57,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:06:57,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:06:57,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:06:57,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:06:57,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:06:57,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:06:57,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:06:57,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:06:57,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 00:06:57,272 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:06:57,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:06:57,273 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:06:57,273 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:06:57,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:06:57,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:06:57,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:06:57,275 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:06:57,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:06:57,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:06:57,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:06:57,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:06:57,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:06:57,276 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:06:57,276 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:06:57,276 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:06:57,276 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:06:57,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:06:57,276 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:06:57,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:06:57,277 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:06:57,277 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:06:57,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:06:57,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:06:57,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:06:57,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:06:57,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:06:57,278 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:06:57,278 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:06:57,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:06:57,278 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:06:57,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:06:57,279 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-12-15 00:06:57,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:06:57,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:06:57,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:06:57,514 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:06:57,514 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:06:57,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-12-15 00:07:00,100 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:07:00,271 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:07:00,272 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-12-15 00:07:00,277 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/data/812ef658e/6096e6900d8f4ab884426d9148aa8628/FLAG77f0c8886 [2022-12-15 00:07:00,661 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/data/812ef658e/6096e6900d8f4ab884426d9148aa8628 [2022-12-15 00:07:00,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:07:00,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:07:00,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:07:00,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:07:00,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:07:00,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a99cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00, skipping insertion in model container [2022-12-15 00:07:00,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:07:00,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:07:00,801 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:00,802 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:00,803 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:00,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:00,804 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:00,805 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:00,811 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_655d43f3-787e-4910-8de9-613cad9bf489/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 00:07:00,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:07:00,830 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-15 00:07:00,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:07:00,838 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:00,839 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:00,840 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:00,841 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:00,841 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:00,842 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:00,846 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_655d43f3-787e-4910-8de9-613cad9bf489/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 00:07:00,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:07:00,853 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:07:00,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:00,866 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:00,867 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:00,867 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:00,867 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:07:00,868 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:07:00,872 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_655d43f3-787e-4910-8de9-613cad9bf489/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-12-15 00:07:00,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:07:00,887 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:07:00,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00 WrapperNode [2022-12-15 00:07:00,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:07:00,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:07:00,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:07:00,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:07:00,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,917 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2022-12-15 00:07:00,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:07:00,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:07:00,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:07:00,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:07:00,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,946 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:07:00,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:07:00,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:07:00,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:07:00,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:07:00" (1/1) ... [2022-12-15 00:07:00,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:07:00,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:07:00,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:07:00,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:07:01,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:07:01,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:07:01,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:07:01,005 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-15 00:07:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-15 00:07:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 00:07:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-15 00:07:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-15 00:07:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-15 00:07:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-15 00:07:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-15 00:07:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-15 00:07:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:07:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:07:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 00:07:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 00:07:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:07:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:07:01,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 00:07:01,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:07:01,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:07:01,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:07:01,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 00:07:01,008 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:07:01,103 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:07:01,106 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:07:01,449 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:07:01,560 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:07:01,561 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 00:07:01,561 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L63-1 is neither atomic block end nor a sink node. [2022-12-15 00:07:01,562 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 00:07:01,565 INFO L158 Benchmark]: Toolchain (without parser) took 899.71ms. Allocated memory is still 81.8MB. Free memory was 60.4MB in the beginning and 49.5MB in the end (delta: 11.0MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2022-12-15 00:07:01,565 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 58.7MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:07:01,566 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.80ms. Allocated memory is still 81.8MB. Free memory was 60.2MB in the beginning and 44.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 00:07:01,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.57ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 42.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:07:01,566 INFO L158 Benchmark]: Boogie Preprocessor took 32.12ms. Allocated memory is still 81.8MB. Free memory was 42.9MB in the beginning and 62.8MB in the end (delta: -19.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-12-15 00:07:01,567 INFO L158 Benchmark]: RCFGBuilder took 613.40ms. Allocated memory is still 81.8MB. Free memory was 62.8MB in the beginning and 49.5MB in the end (delta: 13.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2022-12-15 00:07:01,569 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 58.7MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.80ms. Allocated memory is still 81.8MB. Free memory was 60.2MB in the beginning and 44.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.57ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 42.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.12ms. Allocated memory is still 81.8MB. Free memory was 42.9MB in the beginning and 62.8MB in the end (delta: -19.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 613.40ms. Allocated memory is still 81.8MB. Free memory was 62.8MB in the beginning and 49.5MB in the end (delta: 13.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:07:01,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_655d43f3-787e-4910-8de9-613cad9bf489/bin/ukojak-rkRKPMF4O4/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?