./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/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_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebedbc62bd44b0c214a81c07c6f99e850a5d96675b77716f8547d1b39e8b2cf8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:25:26,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:25:26,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:25:26,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:25:26,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:25:26,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:25:26,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:25:26,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:25:26,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:25:26,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:25:26,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:25:26,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:25:26,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:25:26,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:25:26,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:25:26,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:25:26,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:25:26,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:25:26,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:25:26,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:25:26,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:25:26,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:25:26,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:25:26,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:25:26,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:25:26,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:25:26,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:25:26,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:25:26,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:25:26,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:25:26,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:25:26,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:25:26,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:25:26,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:25:26,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:25:26,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:25:26,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:25:26,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:25:26,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:25:26,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:25:26,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:25:26,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 22:25:26,645 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:25:26,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:25:26,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:25:26,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:25:26,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:25:26,647 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:25:26,647 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:25:26,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:25:26,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:25:26,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:25:26,648 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 22:25:26,648 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 22:25:26,648 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 22:25:26,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:25:26,648 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:25:26,648 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:25:26,649 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:25:26,649 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:25:26,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:25:26,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:25:26,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:25:26,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:25:26,649 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:25:26,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:25:26,650 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_ab63e8c2-6c5c-493a-b959-28b2c5574a33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebedbc62bd44b0c214a81c07c6f99e850a5d96675b77716f8547d1b39e8b2cf8 [2022-12-14 22:25:26,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:25:26,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:25:26,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:25:26,845 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:25:26,846 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:25:26,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i [2022-12-14 22:25:29,511 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:25:29,676 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:25:29,677 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i [2022-12-14 22:25:29,686 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/data/a5305f8d6/8c7f9a465a394bcea431a73cfe0b5cd4/FLAGae10c0be5 [2022-12-14 22:25:29,696 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/data/a5305f8d6/8c7f9a465a394bcea431a73cfe0b5cd4 [2022-12-14 22:25:29,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:25:29,699 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:25:29,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:25:29,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:25:29,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:25:29,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:25:29" (1/1) ... [2022-12-14 22:25:29,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb5255d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:29, skipping insertion in model container [2022-12-14 22:25:29,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:25:29" (1/1) ... [2022-12-14 22:25:29,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:25:29,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:25:30,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:25:30,038 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:25:30,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:25:30,098 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:25:30,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30 WrapperNode [2022-12-14 22:25:30,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:25:30,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:25:30,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:25:30,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:25:30,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,141 INFO L138 Inliner]: procedures = 262, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-12-14 22:25:30,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:25:30,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:25:30,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:25:30,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:25:30,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,172 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:25:30,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:25:30,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:25:30,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:25:30,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:25:30,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:25:30,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:25:30,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:25:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:25:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:25:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:25:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:25:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 22:25:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:25:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-14 22:25:30,239 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-14 22:25:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:25:30,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:25:30,241 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:25:30,353 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:25:30,355 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:25:30,509 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:25:30,514 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:25:30,514 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 22:25:30,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:25:30 BoogieIcfgContainer [2022-12-14 22:25:30,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:25:30,516 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:25:30,516 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:25:30,524 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:25:30,524 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:25:30" (1/1) ... [2022-12-14 22:25:30,524 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2022-12-14 22:25:30,529 INFO L158 Benchmark]: Toolchain (without parser) took 827.80ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 82.9MB in the beginning and 120.1MB in the end (delta: -37.2MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2022-12-14 22:25:30,530 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 125.8MB. Free memory was 90.5MB in the beginning and 90.4MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:25:30,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.35ms. Allocated memory is still 125.8MB. Free memory was 82.9MB in the beginning and 55.5MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 22:25:30,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.78ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 55.5MB in the beginning and 136.0MB in the end (delta: -80.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2022-12-14 22:25:30,532 INFO L158 Benchmark]: Boogie Preprocessor took 33.27ms. Allocated memory is still 165.7MB. Free memory was 136.0MB in the beginning and 135.8MB in the end (delta: 175.6kB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-12-14 22:25:30,533 INFO L158 Benchmark]: RCFGBuilder took 339.89ms. Allocated memory is still 165.7MB. Free memory was 135.8MB in the beginning and 121.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 22:25:30,533 INFO L158 Benchmark]: CodeCheck took 9.89ms. Allocated memory is still 165.7MB. Free memory was 121.1MB in the beginning and 120.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:25:30,536 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 125.8MB. Free memory was 90.5MB in the beginning and 90.4MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.35ms. Allocated memory is still 125.8MB. Free memory was 82.9MB in the beginning and 55.5MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.78ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 55.5MB in the beginning and 136.0MB in the end (delta: -80.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.27ms. Allocated memory is still 165.7MB. Free memory was 136.0MB in the beginning and 135.8MB in the end (delta: 175.6kB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * RCFGBuilder took 339.89ms. Allocated memory is still 165.7MB. Free memory was 135.8MB in the beginning and 121.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 9.89ms. Allocated memory is still 165.7MB. Free memory was 121.1MB in the beginning and 120.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:25:30,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/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_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebedbc62bd44b0c214a81c07c6f99e850a5d96675b77716f8547d1b39e8b2cf8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:25:32,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:25:32,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:25:32,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:25:32,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:25:32,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:25:32,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:25:32,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:25:32,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:25:32,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:25:32,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:25:32,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:25:32,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:25:32,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:25:32,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:25:32,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:25:32,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:25:32,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:25:32,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:25:32,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:25:32,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:25:32,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:25:32,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:25:32,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:25:32,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:25:32,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:25:32,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:25:32,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:25:32,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:25:32,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:25:32,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:25:32,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:25:32,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:25:32,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:25:32,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:25:32,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:25:32,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:25:32,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:25:32,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:25:32,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:25:32,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:25:32,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 22:25:32,344 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:25:32,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:25:32,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:25:32,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:25:32,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:25:32,346 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:25:32,346 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:25:32,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:25:32,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:25:32,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:25:32,347 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 22:25:32,347 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 22:25:32,347 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 22:25:32,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:25:32,347 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:25:32,347 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:25:32,348 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:25:32,348 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:25:32,348 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:25:32,348 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:25:32,348 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:25:32,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:25:32,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:25:32,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:25:32,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:25:32,349 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:25:32,349 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:25:32,350 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:25:32,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:25:32,350 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_ab63e8c2-6c5c-493a-b959-28b2c5574a33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebedbc62bd44b0c214a81c07c6f99e850a5d96675b77716f8547d1b39e8b2cf8 [2022-12-14 22:25:32,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:25:32,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:25:32,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:25:32,653 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:25:32,653 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:25:32,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i [2022-12-14 22:25:35,186 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:25:35,418 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:25:35,419 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i [2022-12-14 22:25:35,431 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/data/c5c237cd5/67f2a1a491694c0abb9eaf1936332a2a/FLAGffee987a5 [2022-12-14 22:25:35,758 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/data/c5c237cd5/67f2a1a491694c0abb9eaf1936332a2a [2022-12-14 22:25:35,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:25:35,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:25:35,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:25:35,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:25:35,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:25:35,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:25:35" (1/1) ... [2022-12-14 22:25:35,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc1d1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:35, skipping insertion in model container [2022-12-14 22:25:35,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:25:35" (1/1) ... [2022-12-14 22:25:35,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:25:35,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:25:36,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:25:36,193 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:25:36,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:25:36,312 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:25:36,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36 WrapperNode [2022-12-14 22:25:36,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:25:36,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:25:36,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:25:36,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:25:36,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,360 INFO L138 Inliner]: procedures = 265, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2022-12-14 22:25:36,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:25:36,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:25:36,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:25:36,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:25:36,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,386 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:25:36,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:25:36,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:25:36,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:25:36,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:25:36,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:25:36,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:25:36,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:25:36,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 22:25:36,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:25:36,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:25:36,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:25:36,450 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 22:25:36,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:25:36,451 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-14 22:25:36,451 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-14 22:25:36,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:25:36,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:25:36,452 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:25:36,571 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:25:36,573 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:25:36,783 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:25:36,789 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:25:36,790 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 22:25:36,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:25:36 BoogieIcfgContainer [2022-12-14 22:25:36,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:25:36,792 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:25:36,793 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:25:36,802 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:25:36,802 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:25:36" (1/1) ... [2022-12-14 22:25:36,803 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2022-12-14 22:25:36,806 INFO L158 Benchmark]: Toolchain (without parser) took 1042.37ms. Allocated memory is still 100.7MB. Free memory was 76.7MB in the beginning and 51.6MB in the end (delta: 25.1MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-12-14 22:25:36,807 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 50.3MB. Free memory was 28.9MB in the beginning and 28.9MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:25:36,807 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.95ms. Allocated memory is still 100.7MB. Free memory was 76.7MB in the beginning and 73.4MB in the end (delta: 3.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2022-12-14 22:25:36,808 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.35ms. Allocated memory is still 100.7MB. Free memory was 73.4MB in the beginning and 71.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:25:36,808 INFO L158 Benchmark]: Boogie Preprocessor took 29.21ms. Allocated memory is still 100.7MB. Free memory was 70.9MB in the beginning and 69.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:25:36,809 INFO L158 Benchmark]: RCFGBuilder took 400.45ms. Allocated memory is still 100.7MB. Free memory was 69.1MB in the beginning and 52.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 22:25:36,809 INFO L158 Benchmark]: CodeCheck took 12.26ms. Allocated memory is still 100.7MB. Free memory was 52.3MB in the beginning and 51.6MB in the end (delta: 772.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:25:36,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 50.3MB. Free memory was 28.9MB in the beginning and 28.9MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.95ms. Allocated memory is still 100.7MB. Free memory was 76.7MB in the beginning and 73.4MB in the end (delta: 3.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.35ms. Allocated memory is still 100.7MB. Free memory was 73.4MB in the beginning and 71.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.21ms. Allocated memory is still 100.7MB. Free memory was 70.9MB in the beginning and 69.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 400.45ms. Allocated memory is still 100.7MB. Free memory was 69.1MB in the beginning and 52.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12.26ms. Allocated memory is still 100.7MB. Free memory was 52.3MB in the beginning and 51.6MB in the end (delta: 772.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:25:36,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab63e8c2-6c5c-493a-b959-28b2c5574a33/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: Concurrent programs are currently unsupported