./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longest.i --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_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/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_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/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_7a892e29-b66c-4e27-a6cd-73b356efab74/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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- 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 22:53:23,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:53:23,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:53:23,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:53:23,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:53:23,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:53:23,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:53:23,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:53:23,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:53:23,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:53:23,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:53:23,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:53:23,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:53:23,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:53:23,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:53:23,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:53:23,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:53:23,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:53:23,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:53:23,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:53:23,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:53:23,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:53:23,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:53:23,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:53:23,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:53:23,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:53:23,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:53:23,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:53:23,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:53:23,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:53:23,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:53:23,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:53:23,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:53:23,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:53:23,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:53:23,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:53:23,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:53:23,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:53:23,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:53:23,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:53:23,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:53:23,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 22:53:23,989 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:53:23,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:53:23,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:53:23,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:53:23,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:53:23,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:53:23,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:53:23,995 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:53:23,996 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:53:23,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:53:23,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:53:23,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:53:23,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:53:23,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:53:23,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:53:23,997 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:53:23,997 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:53:23,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:53:23,997 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:53:23,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:53:23,997 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:53:23,997 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:53:23,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:53:23,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:53:23,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:53:23,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:53:23,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:53:23,998 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:53:23,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:53:23,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:53:23,998 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_7a892e29-b66c-4e27-a6cd-73b356efab74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2022-12-14 22:53:24,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:53:24,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:53:24,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:53:24,214 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:53:24,214 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:53:24,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2022-12-14 22:53:26,910 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:53:27,119 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:53:27,119 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i [2022-12-14 22:53:27,130 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/data/429a7b627/2d3b91979eac452d9ab85dfb0ae6e354/FLAGc9bd97636 [2022-12-14 22:53:27,140 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/data/429a7b627/2d3b91979eac452d9ab85dfb0ae6e354 [2022-12-14 22:53:27,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:53:27,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:53:27,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:53:27,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:53:27,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:53:27,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363103af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27, skipping insertion in model container [2022-12-14 22:53:27,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:53:27,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:53:27,455 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_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-12-14 22:53:27,457 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_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-12-14 22:53:27,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:53:27,469 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:53:27,500 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_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-12-14 22:53:27,503 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_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-12-14 22:53:27,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:53:27,535 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:53:27,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27 WrapperNode [2022-12-14 22:53:27,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:53:27,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:53:27,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:53:27,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:53:27,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,572 INFO L138 Inliner]: procedures = 274, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 188 [2022-12-14 22:53:27,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:53:27,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:53:27,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:53:27,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:53:27,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,597 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:53:27,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:53:27,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:53:27,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:53:27,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:27" (1/1) ... [2022-12-14 22:53:27,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:53:27,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:53:27,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:53:27,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:53:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 22:53:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 22:53:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-12-14 22:53:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:53:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:53:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:53:27,664 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 22:53:27,791 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:53:27,793 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:53:28,062 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:53:28,071 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:53:28,072 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:53:28,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:53:28 BoogieIcfgContainer [2022-12-14 22:53:28,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:53:28,075 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:53:28,075 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:53:28,083 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:53:28,084 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:53:28" (1/1) ... [2022-12-14 22:53:28,084 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 22:53:28,088 INFO L158 Benchmark]: Toolchain (without parser) took 943.93ms. Allocated memory is still 134.2MB. Free memory was 99.1MB in the beginning and 92.1MB in the end (delta: 7.0MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-12-14 22:53:28,088 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 107.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:53:28,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.82ms. Allocated memory is still 134.2MB. Free memory was 99.1MB in the beginning and 69.2MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 22:53:28,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.64ms. Allocated memory is still 134.2MB. Free memory was 69.2MB in the beginning and 66.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:53:28,090 INFO L158 Benchmark]: Boogie Preprocessor took 28.12ms. Allocated memory is still 134.2MB. Free memory was 66.3MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:53:28,090 INFO L158 Benchmark]: RCFGBuilder took 473.13ms. Allocated memory is still 134.2MB. Free memory was 64.3MB in the beginning and 93.4MB in the end (delta: -29.1MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-12-14 22:53:28,091 INFO L158 Benchmark]: CodeCheck took 11.53ms. Allocated memory is still 134.2MB. Free memory was 92.8MB in the beginning and 92.1MB in the end (delta: 664.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:53:28,093 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 0.21ms. Allocated memory is still 134.2MB. Free memory is still 107.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.82ms. Allocated memory is still 134.2MB. Free memory was 99.1MB in the beginning and 69.2MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.64ms. Allocated memory is still 134.2MB. Free memory was 69.2MB in the beginning and 66.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.12ms. Allocated memory is still 134.2MB. Free memory was 66.3MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 473.13ms. Allocated memory is still 134.2MB. Free memory was 64.3MB in the beginning and 93.4MB in the end (delta: -29.1MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * CodeCheck took 11.53ms. Allocated memory is still 134.2MB. Free memory was 92.8MB in the beginning and 92.1MB in the end (delta: 664.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:53:28,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/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_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/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_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/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_7a892e29-b66c-4e27-a6cd-73b356efab74/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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- 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 22:53:29,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:53:29,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:53:29,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:53:29,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:53:29,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:53:29,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:53:29,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:53:29,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:53:29,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:53:29,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:53:29,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:53:29,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:53:29,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:53:29,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:53:29,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:53:29,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:53:29,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:53:29,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:53:29,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:53:29,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:53:29,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:53:29,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:53:29,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:53:29,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:53:29,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:53:29,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:53:29,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:53:29,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:53:29,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:53:29,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:53:29,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:53:29,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:53:29,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:53:29,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:53:29,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:53:29,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:53:29,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:53:29,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:53:29,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:53:29,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:53:29,880 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 22:53:29,903 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:53:29,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:53:29,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:53:29,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:53:29,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:53:29,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:53:29,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:53:29,905 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:53:29,905 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:53:29,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:53:29,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:53:29,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:53:29,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:53:29,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:53:29,906 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:53:29,907 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:53:29,907 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:53:29,907 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:53:29,907 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:53:29,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:53:29,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:53:29,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:53:29,908 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:53:29,908 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:53:29,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:53:29,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:53:29,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:53:29,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:53:29,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:53:29,909 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:53:29,909 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:53:29,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:53:29,910 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:53:29,910 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:53:29,910 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_7a892e29-b66c-4e27-a6cd-73b356efab74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2022-12-14 22:53:30,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:53:30,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:53:30,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:53:30,158 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:53:30,158 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:53:30,160 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2022-12-14 22:53:32,716 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:53:32,892 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:53:32,892 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i [2022-12-14 22:53:32,903 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/data/04eceb629/7daac8fdab4d4286a4358f10389e69a7/FLAG9953f91a6 [2022-12-14 22:53:32,914 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/data/04eceb629/7daac8fdab4d4286a4358f10389e69a7 [2022-12-14 22:53:32,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:53:32,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:53:32,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:53:32,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:53:32,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:53:32,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:53:32" (1/1) ... [2022-12-14 22:53:32,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f43e2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:32, skipping insertion in model container [2022-12-14 22:53:32,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:53:32" (1/1) ... [2022-12-14 22:53:32,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:53:32,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:53:33,284 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_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-12-14 22:53:33,286 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_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-12-14 22:53:33,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:53:33,305 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:53:33,339 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_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2022-12-14 22:53:33,341 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_7a892e29-b66c-4e27-a6cd-73b356efab74/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2022-12-14 22:53:33,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:53:33,382 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:53:33,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33 WrapperNode [2022-12-14 22:53:33,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:53:33,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:53:33,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:53:33,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:53:33,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,421 INFO L138 Inliner]: procedures = 278, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 184 [2022-12-14 22:53:33,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:53:33,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:53:33,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:53:33,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:53:33,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,444 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:53:33,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:53:33,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:53:33,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:53:33,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:53:33,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:53:33,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:53:33,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:53:33,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 22:53:33,505 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 22:53:33,505 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 22:53:33,505 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 22:53:33,505 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 22:53:33,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:53:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-12-14 22:53:33,506 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-12-14 22:53:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:53:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:53:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:53:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 22:53:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 22:53:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:53:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:53:33,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:53:33,508 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 22:53:33,630 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:53:33,632 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:53:33,928 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:53:33,935 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:53:33,935 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:53:33,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:53:33 BoogieIcfgContainer [2022-12-14 22:53:33,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:53:33,938 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:53:33,938 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:53:33,945 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:53:33,945 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:53:33" (1/1) ... [2022-12-14 22:53:33,945 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 22:53:33,948 INFO L158 Benchmark]: Toolchain (without parser) took 1030.50ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 41.9MB in the beginning and 44.2MB in the end (delta: -2.3MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-12-14 22:53:33,949 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:53:33,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.94ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 41.7MB in the beginning and 49.1MB in the end (delta: -7.4MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-12-14 22:53:33,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.95ms. Allocated memory is still 86.0MB. Free memory was 48.7MB in the beginning and 45.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:53:33,950 INFO L158 Benchmark]: Boogie Preprocessor took 25.84ms. Allocated memory is still 86.0MB. Free memory was 45.9MB in the beginning and 43.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:53:33,950 INFO L158 Benchmark]: RCFGBuilder took 488.96ms. Allocated memory is still 86.0MB. Free memory was 43.4MB in the beginning and 45.4MB in the end (delta: -2.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-12-14 22:53:33,950 INFO L158 Benchmark]: CodeCheck took 9.45ms. Allocated memory is still 86.0MB. Free memory was 45.1MB in the beginning and 44.2MB in the end (delta: 888.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:53:33,952 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 0.16ms. Allocated memory is still 67.1MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.94ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 41.7MB in the beginning and 49.1MB in the end (delta: -7.4MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.95ms. Allocated memory is still 86.0MB. Free memory was 48.7MB in the beginning and 45.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.84ms. Allocated memory is still 86.0MB. Free memory was 45.9MB in the beginning and 43.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 488.96ms. Allocated memory is still 86.0MB. Free memory was 43.4MB in the beginning and 45.4MB in the end (delta: -2.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * CodeCheck took 9.45ms. Allocated memory is still 86.0MB. Free memory was 45.1MB in the beginning and 44.2MB in the end (delta: 888.6kB). 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 22:53:33,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a892e29-b66c-4e27-a6cd-73b356efab74/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