./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/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_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- 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 21:04:13,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:04:13,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:04:13,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:04:13,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:04:13,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:04:13,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:04:13,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:04:13,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:04:13,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:04:13,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:04:13,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:04:13,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:04:13,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:04:13,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:04:13,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:04:13,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:04:13,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:04:13,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:04:13,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:04:13,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:04:13,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:04:13,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:04:13,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:04:13,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:04:13,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:04:13,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:04:13,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:04:13,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:04:13,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:04:13,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:04:13,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:04:13,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:04:13,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:04:13,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:04:13,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:04:13,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:04:13,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:04:13,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:04:13,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:04:13,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:04:13,365 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 21:04:13,386 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:04:13,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:04:13,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:04:13,387 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:04:13,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:04:13,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:04:13,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:04:13,388 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:04:13,388 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:04:13,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:04:13,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:04:13,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:04:13,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:04:13,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:04:13,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:04:13,390 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:04:13,390 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:04:13,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:04:13,390 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:04:13,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:04:13,391 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:04:13,391 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:04:13,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:04:13,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:04:13,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:04:13,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:04:13,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:04:13,392 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:04:13,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:04:13,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:04:13,392 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_22834b3a-28fa-4272-98f8-3a545ac9a337/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2022-12-14 21:04:13,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:04:13,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:04:13,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:04:13,603 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:04:13,603 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:04:13,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-12-14 21:04:16,170 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:04:16,332 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:04:16,333 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-12-14 21:04:16,338 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/data/78aedc51b/83715eb8fe494e8b85cccf16323f52e6/FLAG266abe5d1 [2022-12-14 21:04:16,728 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/data/78aedc51b/83715eb8fe494e8b85cccf16323f52e6 [2022-12-14 21:04:16,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:04:16,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:04:16,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:04:16,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:04:16,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:04:16,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17e9032b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16, skipping insertion in model container [2022-12-14 21:04:16,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:04:16,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:04:16,857 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:04:16,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:04:16,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:04:16,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:04:16,866 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_22834b3a-28fa-4272-98f8-3a545ac9a337/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-12-14 21:04:16,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:04:16,873 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:04:16,882 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:04:16,882 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:04:16,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:04:16,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:04:16,887 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_22834b3a-28fa-4272-98f8-3a545ac9a337/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-12-14 21:04:16,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:04:16,898 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:04:16,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16 WrapperNode [2022-12-14 21:04:16,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:04:16,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:04:16,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:04:16,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:04:16,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,922 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2022-12-14 21:04:16,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:04:16,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:04:16,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:04:16,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:04:16,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,936 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:04:16,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:04:16,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:04:16,938 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:04:16,939 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:16" (1/1) ... [2022-12-14 21:04:16,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:04:16,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:04:16,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:04:16,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:04:16,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:04:16,987 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 21:04:16,987 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 21:04:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 21:04:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 21:04:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 21:04:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 21:04:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 21:04:16,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 21:04:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:04:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:04:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:04:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 21:04:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 21:04:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:04:16,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:04:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:04:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:04:16,990 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 21:04:17,066 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:04:17,067 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:04:17,207 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:04:17,234 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:04:17,234 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 21:04:17,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:04:17 BoogieIcfgContainer [2022-12-14 21:04:17,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:04:17,238 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:04:17,238 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:04:17,248 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:04:17,248 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:04:17" (1/1) ... [2022-12-14 21:04:17,249 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 21:04:17,253 INFO L158 Benchmark]: Toolchain (without parser) took 520.52ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 83.1MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 21:04:17,253 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 142.6MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:04:17,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 165.79ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 100.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 21:04:17,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.68ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 99.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:04:17,255 INFO L158 Benchmark]: Boogie Preprocessor took 14.63ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 97.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:04:17,256 INFO L158 Benchmark]: RCFGBuilder took 299.22ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 84.4MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 21:04:17,257 INFO L158 Benchmark]: CodeCheck took 13.37ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 83.1MB in the end (delta: 740.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:04:17,260 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 142.6MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 165.79ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 100.6MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.68ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 99.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 14.63ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 97.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 299.22ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 84.4MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 13.37ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 83.1MB in the end (delta: 740.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:04:17,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/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_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/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_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- 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 21:04:18,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:04:18,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:04:18,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:04:18,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:04:18,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:04:18,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:04:18,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:04:18,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:04:18,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:04:18,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:04:18,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:04:18,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:04:18,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:04:18,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:04:18,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:04:18,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:04:18,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:04:18,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:04:18,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:04:18,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:04:18,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:04:18,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:04:18,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:04:18,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:04:18,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:04:18,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:04:18,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:04:18,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:04:18,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:04:18,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:04:18,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:04:18,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:04:18,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:04:18,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:04:18,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:04:18,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:04:18,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:04:18,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:04:18,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:04:18,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:04:18,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 21:04:18,971 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:04:18,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:04:18,971 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:04:18,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:04:18,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:04:18,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:04:18,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:04:18,972 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:04:18,972 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:04:18,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:04:18,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:04:18,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:04:18,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:04:18,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:04:18,973 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:04:18,973 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:04:18,973 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:04:18,973 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:04:18,974 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:04:18,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:04:18,974 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:04:18,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:04:18,974 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:04:18,974 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:04:18,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:04:18,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:04:18,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:04:18,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:04:18,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:04:18,975 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:04:18,975 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:04:18,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:04:18,975 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:04:18,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:04:18,976 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_22834b3a-28fa-4272-98f8-3a545ac9a337/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2022-12-14 21:04:19,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:04:19,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:04:19,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:04:19,208 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:04:19,208 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:04:19,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-12-14 21:04:21,813 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:04:21,955 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:04:21,956 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-12-14 21:04:21,961 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/data/1d17452cd/76058e3d3ab447f5bfad10a6749a8a09/FLAGb592703a2 [2022-12-14 21:04:21,974 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/data/1d17452cd/76058e3d3ab447f5bfad10a6749a8a09 [2022-12-14 21:04:21,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:04:21,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:04:21,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:04:21,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:04:21,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:04:21,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:04:21" (1/1) ... [2022-12-14 21:04:21,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e11270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:21, skipping insertion in model container [2022-12-14 21:04:21,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:04:21" (1/1) ... [2022-12-14 21:04:21,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:04:22,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:04:22,125 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:04:22,126 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:04:22,128 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:04:22,129 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:04:22,136 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_22834b3a-28fa-4272-98f8-3a545ac9a337/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-12-14 21:04:22,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:04:22,147 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:04:22,157 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:04:22,157 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:04:22,158 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 21:04:22,158 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 21:04:22,162 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_22834b3a-28fa-4272-98f8-3a545ac9a337/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-12-14 21:04:22,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:04:22,180 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:04:22,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22 WrapperNode [2022-12-14 21:04:22,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:04:22,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:04:22,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:04:22,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:04:22,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,209 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2022-12-14 21:04:22,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:04:22,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:04:22,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:04:22,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:04:22,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,224 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:04:22,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:04:22,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:04:22,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:04:22,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:04:22,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:04:22,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:04:22,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:04:22,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:04:22,284 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 21:04:22,284 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 21:04:22,284 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 21:04:22,285 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 21:04:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 21:04:22,285 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 21:04:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 21:04:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 21:04:22,285 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 21:04:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:04:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 21:04:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 21:04:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 21:04:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:04:22,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:04:22,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:04:22,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 21:04:22,287 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 21:04:22,365 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:04:22,367 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:04:22,521 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:04:22,546 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:04:22,547 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 21:04:22,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:04:22 BoogieIcfgContainer [2022-12-14 21:04:22,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:04:22,549 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:04:22,549 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:04:22,557 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:04:22,557 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:04:22" (1/1) ... [2022-12-14 21:04:22,557 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 21:04:22,560 INFO L158 Benchmark]: Toolchain (without parser) took 582.41ms. Allocated memory is still 75.5MB. Free memory was 50.9MB in the beginning and 37.9MB in the end (delta: 13.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-12-14 21:04:22,561 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:04:22,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.34ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 56.7MB in the end (delta: -6.2MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-12-14 21:04:22,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.54ms. Allocated memory is still 75.5MB. Free memory was 56.4MB in the beginning and 55.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:04:22,562 INFO L158 Benchmark]: Boogie Preprocessor took 17.07ms. Allocated memory is still 75.5MB. Free memory was 55.0MB in the beginning and 53.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:04:22,562 INFO L158 Benchmark]: RCFGBuilder took 321.70ms. Allocated memory is still 75.5MB. Free memory was 53.4MB in the beginning and 39.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 21:04:22,563 INFO L158 Benchmark]: CodeCheck took 9.99ms. Allocated memory is still 75.5MB. Free memory was 38.7MB in the beginning and 37.9MB in the end (delta: 843.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:04:22,565 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 0.17ms. Allocated memory is still 54.5MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.34ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 56.7MB in the end (delta: -6.2MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.54ms. Allocated memory is still 75.5MB. Free memory was 56.4MB in the beginning and 55.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.07ms. Allocated memory is still 75.5MB. Free memory was 55.0MB in the beginning and 53.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 321.70ms. Allocated memory is still 75.5MB. Free memory was 53.4MB in the beginning and 39.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 9.99ms. Allocated memory is still 75.5MB. Free memory was 38.7MB in the beginning and 37.9MB in the end (delta: 843.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:04:22,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22834b3a-28fa-4272-98f8-3a545ac9a337/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