./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ --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 c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 --- 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-6b4ec56 [2022-11-20 18:13:34,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:13:34,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:13:34,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:13:34,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:13:34,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:13:34,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:13:34,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:13:34,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:13:34,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:13:34,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:13:34,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:13:34,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:13:34,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:13:34,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:13:34,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:13:34,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:13:34,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:13:34,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:13:34,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:13:34,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:13:34,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:13:34,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:13:34,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:13:34,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:13:34,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:13:34,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:13:34,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:13:34,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:13:34,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:13:34,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:13:34,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:13:34,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:13:34,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:13:34,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:13:34,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:13:34,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:13:34,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:13:34,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:13:34,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:13:34,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:13:34,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:13:34,840 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:13:34,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:13:34,842 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:13:34,842 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:13:34,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:13:34,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:13:34,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:13:34,844 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:13:34,844 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:13:34,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:13:34,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:13:34,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:13:34,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:13:34,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:13:34,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:13:34,847 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:13:34,847 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:13:34,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:13:34,848 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:13:34,848 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:13:34,848 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:13:34,848 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:13:34,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:13:34,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:13:34,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:13:34,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:13:34,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:13:34,850 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:13:34,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:13:34,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:13:34,850 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_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 [2022-11-20 18:13:35,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:13:35,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:13:35,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:13:35,169 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:13:35,170 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:13:35,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2022-11-20 18:13:38,244 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:13:38,498 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:13:38,498 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2022-11-20 18:13:38,505 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/data/ddc66eb42/149b03e860894a309ba422a6e90ee61a/FLAGa706f6eee [2022-11-20 18:13:38,528 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/data/ddc66eb42/149b03e860894a309ba422a6e90ee61a [2022-11-20 18:13:38,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:13:38,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:13:38,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:13:38,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:13:38,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:13:38,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@243f8a5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38, skipping insertion in model container [2022-11-20 18:13:38,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:13:38,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:13:38,732 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_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c[2554,2567] [2022-11-20 18:13:38,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:13:38,743 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:13:38,766 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_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c[2554,2567] [2022-11-20 18:13:38,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:13:38,780 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:13:38,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38 WrapperNode [2022-11-20 18:13:38,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:13:38,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:13:38,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:13:38,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:13:38,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,821 INFO L138 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2022-11-20 18:13:38,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:13:38,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:13:38,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:13:38,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:13:38,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,848 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:13:38,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:13:38,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:13:38,853 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:13:38,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:38" (1/1) ... [2022-11-20 18:13:38,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:13:38,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:13:38,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:13:38,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:13:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:13:38,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:13:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:13:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:13:38,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:13:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:13:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:13:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:13:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:13:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:13:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:13:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:13:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:13:38,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:13:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:13:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:13:38,966 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:13:39,104 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:13:39,107 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:13:39,376 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:13:39,406 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:13:39,406 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:13:39,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:13:39 BoogieIcfgContainer [2022-11-20 18:13:39,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:13:39,422 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:13:39,422 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:13:39,444 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:13:39,444 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:13:39" (1/1) ... [2022-11-20 18:13:39,445 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) [2022-11-20 18:13:39,450 INFO L158 Benchmark]: Toolchain (without parser) took 912.01ms. Allocated memory is still 230.7MB. Free memory was 196.4MB in the beginning and 167.1MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 18:13:39,450 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 153.1MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:13:39,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.58ms. Allocated memory is still 230.7MB. Free memory was 196.4MB in the beginning and 185.1MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:13:39,452 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.72ms. Allocated memory is still 230.7MB. Free memory was 185.1MB in the beginning and 183.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:13:39,453 INFO L158 Benchmark]: Boogie Preprocessor took 29.01ms. Allocated memory is still 230.7MB. Free memory was 183.4MB in the beginning and 181.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:13:39,454 INFO L158 Benchmark]: RCFGBuilder took 569.33ms. Allocated memory is still 230.7MB. Free memory was 181.9MB in the beginning and 168.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:13:39,455 INFO L158 Benchmark]: CodeCheck took 25.78ms. Allocated memory is still 230.7MB. Free memory was 168.2MB in the beginning and 167.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:13:39,459 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 0.19ms. Allocated memory is still 153.1MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.58ms. Allocated memory is still 230.7MB. Free memory was 196.4MB in the beginning and 185.1MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.72ms. Allocated memory is still 230.7MB. Free memory was 185.1MB in the beginning and 183.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.01ms. Allocated memory is still 230.7MB. Free memory was 183.4MB in the beginning and 181.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 569.33ms. Allocated memory is still 230.7MB. Free memory was 181.9MB in the beginning and 168.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 25.78ms. Allocated memory is still 230.7MB. Free memory was 168.2MB in the beginning and 167.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:13:39,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/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_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ --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 c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 --- 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-6b4ec56 [2022-11-20 18:13:42,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:13:42,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:13:42,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:13:42,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:13:42,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:13:42,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:13:42,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:13:42,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:13:42,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:13:42,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:13:42,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:13:42,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:13:42,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:13:42,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:13:42,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:13:42,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:13:42,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:13:42,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:13:42,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:13:42,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:13:42,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:13:42,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:13:42,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:13:42,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:13:42,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:13:42,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:13:42,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:13:42,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:13:42,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:13:42,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:13:42,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:13:42,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:13:42,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:13:42,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:13:42,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:13:42,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:13:42,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:13:42,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:13:42,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:13:42,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:13:42,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:13:42,229 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:13:42,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:13:42,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:13:42,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:13:42,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:13:42,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:13:42,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:13:42,233 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:13:42,233 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:13:42,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:13:42,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:13:42,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:13:42,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:13:42,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:13:42,236 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:13:42,236 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:13:42,236 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:13:42,236 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:13:42,237 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:13:42,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:13:42,237 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:13:42,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:13:42,238 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:13:42,238 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:13:42,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:13:42,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:13:42,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:13:42,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:13:42,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:13:42,239 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:13:42,240 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:13:42,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:13:42,240 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:13:42,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:13:42,241 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_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 [2022-11-20 18:13:42,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:13:42,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:13:42,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:13:42,675 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:13:42,675 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:13:42,677 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2022-11-20 18:13:45,906 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:13:46,184 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:13:46,185 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2022-11-20 18:13:46,191 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/data/0ddb0bcb4/eb272d9e30eb4187a8ae2a31422d12e0/FLAG2bbaea6af [2022-11-20 18:13:46,203 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/data/0ddb0bcb4/eb272d9e30eb4187a8ae2a31422d12e0 [2022-11-20 18:13:46,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:13:46,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:13:46,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:13:46,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:13:46,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:13:46,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d778a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46, skipping insertion in model container [2022-11-20 18:13:46,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:13:46,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:13:46,402 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_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c[2554,2567] [2022-11-20 18:13:46,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:13:46,417 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:13:46,438 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_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c[2554,2567] [2022-11-20 18:13:46,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:13:46,454 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:13:46,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46 WrapperNode [2022-11-20 18:13:46,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:13:46,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:13:46,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:13:46,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:13:46,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,509 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2022-11-20 18:13:46,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:13:46,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:13:46,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:13:46,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:13:46,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,558 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:13:46,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:13:46,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:13:46,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:13:46,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:46" (1/1) ... [2022-11-20 18:13:46,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:13:46,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:13:46,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:13:46,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:13:46,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:13:46,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:13:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:13:46,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:13:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:13:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:13:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:13:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:13:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:13:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:13:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:13:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:13:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:13:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:13:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:13:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:13:46,659 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:13:46,801 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:13:46,803 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:13:47,081 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:13:47,112 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:13:47,112 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:13:47,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:13:47 BoogieIcfgContainer [2022-11-20 18:13:47,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:13:47,116 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:13:47,116 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:13:47,131 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:13:47,131 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:13:47" (1/1) ... [2022-11-20 18:13:47,132 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) [2022-11-20 18:13:47,136 INFO L158 Benchmark]: Toolchain (without parser) took 928.58ms. Allocated memory is still 79.7MB. Free memory was 57.5MB in the beginning and 52.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-11-20 18:13:47,137 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:13:47,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.92ms. Allocated memory is still 79.7MB. Free memory was 57.5MB in the beginning and 46.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:13:47,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.78ms. Allocated memory is still 79.7MB. Free memory was 46.4MB in the beginning and 44.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:13:47,139 INFO L158 Benchmark]: Boogie Preprocessor took 58.87ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 43.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:13:47,140 INFO L158 Benchmark]: RCFGBuilder took 545.63ms. Allocated memory is still 79.7MB. Free memory was 43.1MB in the beginning and 53.5MB in the end (delta: -10.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:13:47,140 INFO L158 Benchmark]: CodeCheck took 18.84ms. Allocated memory is still 79.7MB. Free memory was 53.1MB in the beginning and 52.3MB in the end (delta: 820.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:13:47,144 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 0.34ms. Allocated memory is still 79.7MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.92ms. Allocated memory is still 79.7MB. Free memory was 57.5MB in the beginning and 46.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.78ms. Allocated memory is still 79.7MB. Free memory was 46.4MB in the beginning and 44.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.87ms. Allocated memory is still 79.7MB. Free memory was 44.6MB in the beginning and 43.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 545.63ms. Allocated memory is still 79.7MB. Free memory was 43.1MB in the beginning and 53.5MB in the end (delta: -10.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 18.84ms. Allocated memory is still 79.7MB. Free memory was 53.1MB in the beginning and 52.3MB in the end (delta: 820.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:13:47,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5e94f2-f041-4ef9-aa23-03f1537d82ab/bin/ukojak-pZX7IvK2PQ/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