./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/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_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/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_8ef56540-8708-44a9-997f-79531cfbbdf6/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 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 --- 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 17:18:44,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:18:44,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:18:44,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:18:44,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:18:44,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:18:44,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:18:44,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:18:44,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:18:44,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:18:44,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:18:44,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:18:44,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:18:44,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:18:44,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:18:44,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:18:44,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:18:44,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:18:44,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:18:44,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:18:44,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:18:44,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:18:44,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:18:44,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:18:44,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:18:44,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:18:44,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:18:44,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:18:44,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:18:44,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:18:44,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:18:44,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:18:44,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:18:44,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:18:44,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:18:44,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:18:44,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:18:44,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:18:44,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:18:44,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:18:44,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:18:44,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:18:44,737 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:18:44,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:18:44,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:18:44,738 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:18:44,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:18:44,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:18:44,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:18:44,740 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:18:44,740 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:18:44,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:18:44,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:18:44,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:18:44,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:18:44,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:18:44,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:18:44,741 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:18:44,742 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:18:44,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:18:44,742 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:18:44,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:18:44,743 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:18:44,743 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:18:44,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:18:44,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:18:44,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:18:44,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:18:44,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:18:44,744 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:18:44,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:18:44,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:18:44,745 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_8ef56540-8708-44a9-997f-79531cfbbdf6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 [2022-11-20 17:18:44,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:18:45,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:18:45,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:18:45,078 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:18:45,078 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:18:45,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2022-11-20 17:18:48,104 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:18:48,307 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:18:48,308 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2022-11-20 17:18:48,315 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/data/afd86db77/b71349503fc04ef5a89f8c92e06b23de/FLAGf4d06d3eb [2022-11-20 17:18:48,332 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/data/afd86db77/b71349503fc04ef5a89f8c92e06b23de [2022-11-20 17:18:48,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:18:48,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:18:48,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:18:48,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:18:48,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:18:48,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f899dd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48, skipping insertion in model container [2022-11-20 17:18:48,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:18:48,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:18:48,592 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_8ef56540-8708-44a9-997f-79531cfbbdf6/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c[2495,2508] [2022-11-20 17:18:48,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:18:48,607 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:18:48,629 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_8ef56540-8708-44a9-997f-79531cfbbdf6/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c[2495,2508] [2022-11-20 17:18:48,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:18:48,646 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:18:48,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48 WrapperNode [2022-11-20 17:18:48,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:18:48,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:18:48,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:18:48,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:18:48,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,687 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2022-11-20 17:18:48,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:18:48,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:18:48,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:18:48,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:18:48,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,711 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:18:48,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:18:48,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:18:48,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:18:48,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:48" (1/1) ... [2022-11-20 17:18:48,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:18:48,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:18:48,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:18:48,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:18:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 17:18:48,794 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 17:18:48,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:18:48,794 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:18:48,794 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:18:48,794 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:18:48,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:18:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:18:48,795 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:18:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:18:48,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:18:48,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:18:48,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:18:48,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:18:48,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:18:48,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:18:48,798 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 17:18:48,904 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:18:48,906 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:18:49,249 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:18:49,257 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:18:49,258 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:18:49,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:49 BoogieIcfgContainer [2022-11-20 17:18:49,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:18:49,261 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:18:49,261 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:18:49,301 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:18:49,302 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:49" (1/1) ... [2022-11-20 17:18:49,302 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 17:18:49,314 INFO L158 Benchmark]: Toolchain (without parser) took 973.97ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 69.7MB in the beginning and 139.0MB in the end (delta: -69.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:18:49,314 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:18:49,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.94ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 69.5MB in the beginning and 136.6MB in the end (delta: -67.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.86ms. Allocated memory is still 169.9MB. Free memory was 136.6MB in the beginning and 135.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,316 INFO L158 Benchmark]: Boogie Preprocessor took 24.60ms. Allocated memory is still 169.9MB. Free memory was 135.2MB in the beginning and 133.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:18:49,317 INFO L158 Benchmark]: RCFGBuilder took 544.96ms. Allocated memory is still 169.9MB. Free memory was 133.9MB in the beginning and 117.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,318 INFO L158 Benchmark]: CodeCheck took 51.23ms. Allocated memory is still 169.9MB. Free memory was 117.1MB in the beginning and 139.0MB in the end (delta: -21.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:18:49,321 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 134.2MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.94ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 69.5MB in the beginning and 136.6MB in the end (delta: -67.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.86ms. Allocated memory is still 169.9MB. Free memory was 136.6MB in the beginning and 135.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.60ms. Allocated memory is still 169.9MB. Free memory was 135.2MB in the beginning and 133.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 544.96ms. Allocated memory is still 169.9MB. Free memory was 133.9MB in the beginning and 117.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 51.23ms. Allocated memory is still 169.9MB. Free memory was 117.1MB in the beginning and 139.0MB in the end (delta: -21.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:18:49,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/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_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/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_8ef56540-8708-44a9-997f-79531cfbbdf6/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 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 --- 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 17:18:51,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:18:51,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:18:51,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:18:51,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:18:51,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:18:51,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:18:51,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:18:51,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:18:51,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:18:51,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:18:51,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:18:51,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:18:51,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:18:51,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:18:51,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:18:51,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:18:51,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:18:51,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:18:51,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:18:51,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:18:51,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:18:51,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:18:51,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:18:51,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:18:51,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:18:51,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:18:51,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:18:51,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:18:51,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:18:51,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:18:51,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:18:51,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:18:51,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:18:51,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:18:51,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:18:51,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:18:51,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:18:51,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:18:51,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:18:51,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:18:51,811 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:18:51,866 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:18:51,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:18:51,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:18:51,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:18:51,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:18:51,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:18:51,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:18:51,870 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:18:51,870 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:18:51,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:18:51,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:18:51,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:18:51,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:18:51,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:18:51,872 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:18:51,872 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:18:51,873 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:18:51,873 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:18:51,873 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:18:51,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:18:51,873 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:18:51,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:18:51,874 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:18:51,874 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:18:51,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:18:51,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:18:51,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:18:51,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:18:51,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:18:51,875 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:18:51,875 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:18:51,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:18:51,876 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:18:51,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:18:51,876 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_8ef56540-8708-44a9-997f-79531cfbbdf6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 [2022-11-20 17:18:52,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:18:52,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:18:52,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:18:52,305 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:18:52,307 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:18:52,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2022-11-20 17:18:55,451 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:18:55,683 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:18:55,683 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2022-11-20 17:18:55,691 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/data/18925301c/993da28de0ee4980b2ccb1bc7bf51d65/FLAG6fd93498d [2022-11-20 17:18:55,706 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/data/18925301c/993da28de0ee4980b2ccb1bc7bf51d65 [2022-11-20 17:18:55,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:18:55,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:18:55,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:18:55,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:18:55,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:18:55,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:55,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a0e9965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55, skipping insertion in model container [2022-11-20 17:18:55,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:55,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:18:55,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:18:55,914 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_8ef56540-8708-44a9-997f-79531cfbbdf6/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c[2495,2508] [2022-11-20 17:18:55,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:18:55,932 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:18:55,958 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_8ef56540-8708-44a9-997f-79531cfbbdf6/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c[2495,2508] [2022-11-20 17:18:55,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:18:55,995 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:18:55,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55 WrapperNode [2022-11-20 17:18:55,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:18:55,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:18:55,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:18:55,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:18:56,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,030 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2022-11-20 17:18:56,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:18:56,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:18:56,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:18:56,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:18:56,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,054 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:18:56,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:18:56,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:18:56,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:18:56,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:55" (1/1) ... [2022-11-20 17:18:56,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:18:56,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:18:56,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:18:56,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:18:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 17:18:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 17:18:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:18:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:18:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:18:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:18:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:18:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:18:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:18:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:18:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:18:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:18:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:18:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:18:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:18:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:18:56,133 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 17:18:56,244 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:18:56,248 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:18:56,565 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:18:56,575 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:18:56,576 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:18:56,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:56 BoogieIcfgContainer [2022-11-20 17:18:56,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:18:56,595 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:18:56,595 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:18:56,617 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:18:56,618 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:56" (1/1) ... [2022-11-20 17:18:56,619 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 17:18:56,628 INFO L158 Benchmark]: Toolchain (without parser) took 916.95ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 41.1MB in the beginning and 73.7MB in the end (delta: -32.7MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2022-11-20 17:18:56,630 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:18:56,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.32ms. Allocated memory is still 71.3MB. Free memory was 40.9MB in the beginning and 50.4MB in the end (delta: -9.5MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2022-11-20 17:18:56,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.18ms. Allocated memory is still 71.3MB. Free memory was 50.4MB in the beginning and 48.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:18:56,648 INFO L158 Benchmark]: Boogie Preprocessor took 27.10ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 47.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:18:56,648 INFO L158 Benchmark]: RCFGBuilder took 535.70ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 30.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:18:56,649 INFO L158 Benchmark]: CodeCheck took 30.74ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 30.3MB in the beginning and 73.7MB in the end (delta: -43.5MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-11-20 17:18:56,653 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.32ms. Allocated memory is still 71.3MB. Free memory was 40.9MB in the beginning and 50.4MB in the end (delta: -9.5MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.18ms. Allocated memory is still 71.3MB. Free memory was 50.4MB in the beginning and 48.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.10ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 47.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 535.70ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 30.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 30.74ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 30.3MB in the beginning and 73.7MB in the end (delta: -43.5MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:18:56,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef56540-8708-44a9-997f-79531cfbbdf6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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