./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/fib_safe-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d91b46fd69b3013c60bad92e46ce1ef1ddf2b09c97cd6d95697162ae1af201f2 --- 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-dbf71c6-m [2022-10-17 16:58:53,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:53,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:53,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:53,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:53,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:53,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:53,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:53,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:53,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:53,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:53,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:53,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:53,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:53,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:53,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:53,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:53,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:53,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:53,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:53,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:53,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:53,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:53,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:53,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:53,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:53,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:53,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:53,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:53,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:53,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:53,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:53,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:53,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:53,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:53,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:53,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:53,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:53,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:53,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:53,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:53,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:58:53,659 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:53,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:53,662 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:53,662 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:53,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:53,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:53,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:53,664 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:53,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:53,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:53,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:53,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:53,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:53,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:53,675 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:53,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:53,676 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:53,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:53,676 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:53,677 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:53,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:53,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:53,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:53,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:53,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:53,678 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:53,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:53,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:53,679 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_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d91b46fd69b3013c60bad92e46ce1ef1ddf2b09c97cd6d95697162ae1af201f2 [2022-10-17 16:58:53,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:53,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:53,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:53,984 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:53,985 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:53,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/fib_safe-12.i [2022-10-17 16:58:54,055 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data/5e07cb973/fec42e55d28b4df9a473d259da0f1e69/FLAG92e09d844 [2022-10-17 16:58:54,542 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:54,543 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/sv-benchmarks/c/pthread/fib_safe-12.i [2022-10-17 16:58:54,557 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data/5e07cb973/fec42e55d28b4df9a473d259da0f1e69/FLAG92e09d844 [2022-10-17 16:58:54,865 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data/5e07cb973/fec42e55d28b4df9a473d259da0f1e69 [2022-10-17 16:58:54,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:54,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:54,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:54,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:54,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:54,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:54" (1/1) ... [2022-10-17 16:58:54,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ab7ed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:54, skipping insertion in model container [2022-10-17 16:58:54,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:54" (1/1) ... [2022-10-17 16:58:54,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:54,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:55,301 WARN L230 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_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/sv-benchmarks/c/pthread/fib_safe-12.i[30815,30828] [2022-10-17 16:58:55,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:55,316 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:55,386 WARN L230 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_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/sv-benchmarks/c/pthread/fib_safe-12.i[30815,30828] [2022-10-17 16:58:55,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:55,429 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:55,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55 WrapperNode [2022-10-17 16:58:55,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:55,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:55,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:55,433 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:55,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,501 INFO L138 Inliner]: procedures = 164, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2022-10-17 16:58:55,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:55,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:55,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:55,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:55,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,547 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:55,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:55,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:55,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:55,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:55,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:55,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:55,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:58:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:58:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:58:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:58:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:58:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:58:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:58:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:58:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:58:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:55,674 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:58:55,838 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:55,841 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:56,064 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:56,075 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:56,075 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:58:56,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:56 BoogieIcfgContainer [2022-10-17 16:58:56,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:56,078 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:56,078 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:56,089 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:56,089 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:56" (1/1) ... [2022-10-17 16:58:56,090 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) [2022-10-17 16:58:56,098 INFO L158 Benchmark]: Toolchain (without parser) took 1224.35ms. Allocated memory is still 100.7MB. Free memory was 77.2MB in the beginning and 47.4MB in the end (delta: 29.8MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2022-10-17 16:58:56,099 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:58:56,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.88ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 65.4MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:58:56,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.78ms. Allocated memory is still 100.7MB. Free memory was 65.4MB in the beginning and 63.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:56,104 INFO L158 Benchmark]: Boogie Preprocessor took 49.69ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 61.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:56,105 INFO L158 Benchmark]: RCFGBuilder took 525.06ms. Allocated memory is still 100.7MB. Free memory was 61.7MB in the beginning and 48.4MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:58:56,106 INFO L158 Benchmark]: CodeCheck took 14.44ms. Allocated memory is still 100.7MB. Free memory was 48.4MB in the beginning and 47.4MB in the end (delta: 928.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:56,116 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 0.31ms. Allocated memory is still 100.7MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.88ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 65.4MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.78ms. Allocated memory is still 100.7MB. Free memory was 65.4MB in the beginning and 63.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.69ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 61.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 525.06ms. Allocated memory is still 100.7MB. Free memory was 61.7MB in the beginning and 48.4MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.44ms. Allocated memory is still 100.7MB. Free memory was 48.4MB in the beginning and 47.4MB in the end (delta: 928.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:58:56,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d91b46fd69b3013c60bad92e46ce1ef1ddf2b09c97cd6d95697162ae1af201f2 --- 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-dbf71c6-m [2022-10-17 16:58:58,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:58,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:58,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:58,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:58,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:58,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:58,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:58,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:58,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:58,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:58,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:58,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:58,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:58,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:58,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:58,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:58,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:58,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:58,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:58,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:58,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:58,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:58,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:58,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:58,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:58,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:58,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:58,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:58,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:58,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:58,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:58,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:58,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:58,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:58,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:58,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:58,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:58,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:58,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:58,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:58,813 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:58:58,853 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:58,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:58,858 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:58,858 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:58,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:58,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:58,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:58,860 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:58,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:58,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:58,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:58,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:58,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:58,862 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:58:58,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:58:58,863 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:58:58,863 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:58,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:58,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:58,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:58,864 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:58,864 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:58,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:58,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:58,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:58,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:58,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:58,865 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:58:58,866 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:58:58,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:58,866 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:58:58,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:58:58,867 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_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d91b46fd69b3013c60bad92e46ce1ef1ddf2b09c97cd6d95697162ae1af201f2 [2022-10-17 16:58:59,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:59,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:59,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:59,286 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:59,287 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:59,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/fib_safe-12.i [2022-10-17 16:58:59,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data/b3047f3be/d743e1ffab0b485e8c7b398be6bc8b89/FLAGd190abe51 [2022-10-17 16:58:59,980 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:59,981 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/sv-benchmarks/c/pthread/fib_safe-12.i [2022-10-17 16:58:59,995 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data/b3047f3be/d743e1ffab0b485e8c7b398be6bc8b89/FLAGd190abe51 [2022-10-17 16:59:00,253 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/data/b3047f3be/d743e1ffab0b485e8c7b398be6bc8b89 [2022-10-17 16:59:00,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:00,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:00,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:00,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:00,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:00,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32a2ac1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00, skipping insertion in model container [2022-10-17 16:59:00,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:00,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:00,661 WARN L230 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_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/sv-benchmarks/c/pthread/fib_safe-12.i[30815,30828] [2022-10-17 16:59:00,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:00,677 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:00,722 WARN L230 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_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/sv-benchmarks/c/pthread/fib_safe-12.i[30815,30828] [2022-10-17 16:59:00,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:00,762 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:00,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00 WrapperNode [2022-10-17 16:59:00,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:00,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:00,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:00,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:00,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,811 INFO L138 Inliner]: procedures = 167, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2022-10-17 16:59:00,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:00,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:00,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:00,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:00,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,847 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:00,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:00,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:00,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:00,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:00,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:00,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:00,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:59:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:59:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:59:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:59:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:59:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:59:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:59:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:59:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:59:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:59:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:00,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:00,996 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:59:01,240 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:01,242 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:01,483 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:01,490 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:01,491 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:59:01,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:01 BoogieIcfgContainer [2022-10-17 16:59:01,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:59:01,494 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:59:01,495 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:59:01,504 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:59:01,505 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:01" (1/1) ... [2022-10-17 16:59:01,505 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) [2022-10-17 16:59:01,512 INFO L158 Benchmark]: Toolchain (without parser) took 1253.08ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.0MB in the beginning and 35.1MB in the end (delta: -5.1MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2022-10-17 16:59:01,513 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 54.5MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:59:01,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.17ms. Allocated memory is still 54.5MB. Free memory was 29.7MB in the beginning and 26.5MB in the end (delta: 3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:59:01,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.05ms. Allocated memory is still 54.5MB. Free memory was 26.5MB in the beginning and 24.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:59:01,517 INFO L158 Benchmark]: Boogie Preprocessor took 57.19ms. Allocated memory is still 54.5MB. Free memory was 24.5MB in the beginning and 22.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:59:01,518 INFO L158 Benchmark]: RCFGBuilder took 623.06ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 22.6MB in the beginning and 36.1MB in the end (delta: -13.5MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-10-17 16:59:01,519 INFO L158 Benchmark]: CodeCheck took 14.55ms. Allocated memory is still 67.1MB. Free memory was 35.9MB in the beginning and 35.1MB in the end (delta: 743.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:59:01,528 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 0.27ms. Allocated memory is still 54.5MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.17ms. Allocated memory is still 54.5MB. Free memory was 29.7MB in the beginning and 26.5MB in the end (delta: 3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.05ms. Allocated memory is still 54.5MB. Free memory was 26.5MB in the beginning and 24.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.19ms. Allocated memory is still 54.5MB. Free memory was 24.5MB in the beginning and 22.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 623.06ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 22.6MB in the beginning and 36.1MB in the end (delta: -13.5MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * CodeCheck took 14.55ms. Allocated memory is still 67.1MB. Free memory was 35.9MB in the beginning and 35.1MB in the end (delta: 743.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:59:01,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffc1a13b-cb2f-47cd-a05f-1da8d3ac5e5d/bin/ukojak-92XMlrwhuB/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