./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:20,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:20,607 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:03:20,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:03:20,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:03:20,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:20,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:20,661 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:20,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:20,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:20,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:20,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:20,669 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:20,671 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:20,672 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:20,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:20,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:20,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:20,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:20,674 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:03:20,674 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:20,675 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:20,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:20,676 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:20,677 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:20,678 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:20,678 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:20,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:20,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:20,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:20,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:20,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:20,682 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:03:20,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:03:20,683 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:20,683 INFO L153 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_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-11-24 23:03:21,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:21,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:21,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:21,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:21,072 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:21,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-24 23:03:24,252 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:24,449 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:24,449 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-24 23:03:24,458 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/data/a64e2d577/f364e5694a4d4bf1b75f09500ce855b7/FLAG273ffcbb2 [2023-11-24 23:03:24,474 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/data/a64e2d577/f364e5694a4d4bf1b75f09500ce855b7 [2023-11-24 23:03:24,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:24,479 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:24,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:24,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:24,485 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:24,486 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,487 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad743fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24, skipping insertion in model container [2023-11-24 23:03:24,488 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,514 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:24,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:24,714 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:24,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:24,748 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:24,748 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:24,756 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:24,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24 WrapperNode [2023-11-24 23:03:24,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:24,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:24,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:24,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:24,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,774 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,797 INFO L138 Inliner]: procedures = 22, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-11-24 23:03:24,798 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:24,799 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:24,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:24,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:24,809 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,812 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,820 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,827 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,830 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:24,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:24,832 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:24,832 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:24,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:24" (1/1) ... [2023-11-24 23:03:24,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:24,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:24,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:24,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:24,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:24,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:03:24,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:03:24,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:03:24,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:03:24,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:03:24,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:03:24,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:24,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:03:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:03:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:03:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:24,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:03:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:24,921 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:25,032 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:25,035 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:25,334 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:25,392 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:25,392 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:03:25,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:25 BoogieIcfgContainer [2023-11-24 23:03:25,394 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:25,395 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:25,395 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:25,406 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:25,406 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:25" (1/1) ... [2023-11-24 23:03:25,407 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-24 23:03:25,412 INFO L158 Benchmark]: Toolchain (without parser) took 932.47ms. Allocated memory is still 146.8MB. Free memory was 107.4MB in the beginning and 72.9MB in the end (delta: 34.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-24 23:03:25,413 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 146.8MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:25,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.94ms. Allocated memory is still 146.8MB. Free memory was 107.4MB in the beginning and 95.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:03:25,415 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.25ms. Allocated memory is still 146.8MB. Free memory was 95.7MB in the beginning and 94.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:25,416 INFO L158 Benchmark]: Boogie Preprocessor took 32.02ms. Allocated memory is still 146.8MB. Free memory was 94.1MB in the beginning and 92.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:25,418 INFO L158 Benchmark]: RCFGBuilder took 562.84ms. Allocated memory is still 146.8MB. Free memory was 92.5MB in the beginning and 74.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:03:25,419 INFO L158 Benchmark]: CodeCheck took 15.16ms. Allocated memory is still 146.8MB. Free memory was 74.0MB in the beginning and 72.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:25,428 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 146.8MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.94ms. Allocated memory is still 146.8MB. Free memory was 107.4MB in the beginning and 95.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.25ms. Allocated memory is still 146.8MB. Free memory was 95.7MB in the beginning and 94.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.02ms. Allocated memory is still 146.8MB. Free memory was 94.1MB in the beginning and 92.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 562.84ms. Allocated memory is still 146.8MB. Free memory was 92.5MB in the beginning and 74.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.16ms. Allocated memory is still 146.8MB. Free memory was 74.0MB in the beginning and 72.9MB 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. [2023-11-24 23:03:25,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/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_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:28,176 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:28,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:03:28,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:28,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:28,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:28,377 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:28,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:28,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:28,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:28,384 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:28,385 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:28,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:28,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:28,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:28,388 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:28,388 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:03:28,389 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:03:28,389 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:03:28,390 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:03:28,390 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:28,391 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:28,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:28,391 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:28,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:28,392 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:28,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:28,393 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:28,394 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:28,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:28,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:28,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:28,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:28,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:28,397 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:03:28,397 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:28,397 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:28,397 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:03:28,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:28,399 INFO L153 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_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-11-24 23:03:28,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:28,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:28,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:28,836 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:28,837 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:28,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-24 23:03:31,801 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:32,105 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:32,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-11-24 23:03:32,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/data/4f7d1ec15/092342bd7d0f43b29c172922333bf8af/FLAG88affc8cc [2023-11-24 23:03:32,132 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/data/4f7d1ec15/092342bd7d0f43b29c172922333bf8af [2023-11-24 23:03:32,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:32,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:32,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:32,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:32,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:32,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de2f76e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32, skipping insertion in model container [2023-11-24 23:03:32,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,171 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:32,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:32,382 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:32,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:32,451 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:32,452 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:32,461 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:32,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32 WrapperNode [2023-11-24 23:03:32,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:32,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:32,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:32,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:32,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,535 INFO L138 Inliner]: procedures = 24, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-11-24 23:03:32,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:32,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:32,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:32,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:32,546 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,580 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:32,600 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:32,600 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:32,600 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:32,601 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:32" (1/1) ... [2023-11-24 23:03:32,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:32,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:32,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:32,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:32,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:32,688 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:03:32,688 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:03:32,688 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:03:32,688 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:03:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:03:32,689 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:03:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:03:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:03:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:03:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:03:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:32,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:03:32,693 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:32,872 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:32,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:33,286 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:33,348 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:33,348 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:03:33,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:33 BoogieIcfgContainer [2023-11-24 23:03:33,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:33,351 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:33,352 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:33,364 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:33,364 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:33" (1/1) ... [2023-11-24 23:03:33,365 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-24 23:03:33,370 INFO L158 Benchmark]: Toolchain (without parser) took 1232.87ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 43.6MB in the end (delta: 14.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-24 23:03:33,370 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:33,371 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.64ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 45.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:03:33,372 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.41ms. Allocated memory is still 81.8MB. Free memory was 45.3MB in the beginning and 43.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:33,373 INFO L158 Benchmark]: Boogie Preprocessor took 62.73ms. Allocated memory is still 81.8MB. Free memory was 43.7MB in the beginning and 42.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:33,374 INFO L158 Benchmark]: RCFGBuilder took 751.00ms. Allocated memory is still 81.8MB. Free memory was 42.2MB in the beginning and 44.9MB in the end (delta: -2.7MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-11-24 23:03:33,375 INFO L158 Benchmark]: CodeCheck took 16.43ms. Allocated memory is still 81.8MB. Free memory was 44.5MB in the beginning and 43.6MB in the end (delta: 883.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:33,380 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.64ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 45.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.41ms. Allocated memory is still 81.8MB. Free memory was 45.3MB in the beginning and 43.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.73ms. Allocated memory is still 81.8MB. Free memory was 43.7MB in the beginning and 42.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 751.00ms. Allocated memory is still 81.8MB. Free memory was 42.2MB in the beginning and 44.9MB in the end (delta: -2.7MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * CodeCheck took 16.43ms. Allocated memory is still 81.8MB. Free memory was 44.5MB in the beginning and 43.6MB in the end (delta: 883.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:33,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98bcd83d-2062-46cd-afca-5d19d9bba6e1/bin/ukojak-verify-afCqCEvfdi/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