./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg --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 f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f --- 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-b5237d8 [2022-11-21 23:22:19,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:22:19,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:22:19,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:22:19,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:22:19,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:22:19,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:22:19,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:22:19,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:22:19,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:22:19,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:22:19,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:22:19,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:22:19,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:22:19,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:22:19,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:22:19,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:22:19,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:22:19,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:22:19,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:22:19,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:22:19,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:22:19,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:22:19,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:22:19,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:22:19,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:22:19,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:22:19,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:22:19,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:22:19,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:22:19,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:22:19,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:22:19,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:22:19,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:22:19,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:22:19,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:22:19,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:22:19,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:22:19,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:22:19,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:22:19,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:22:19,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:22:19,660 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:22:19,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:22:19,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:22:19,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:22:19,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:22:19,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:22:19,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:22:19,662 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:22:19,663 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:22:19,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:22:19,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:22:19,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:22:19,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:22:19,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:22:19,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:22:19,668 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:22:19,668 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:22:19,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:22:19,669 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:22:19,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:22:19,669 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:22:19,669 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:22:19,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:22:19,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:22:19,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:22:19,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:22:19,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:22:19,671 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:22:19,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:22:19,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:22:19,671 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_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f [2022-11-21 23:22:19,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:22:19,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:22:20,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:22:20,001 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:22:20,002 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:22:20,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-11-21 23:22:22,992 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:22:23,264 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:22:23,265 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-11-21 23:22:23,273 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/data/2afc04386/dc1f6a4108e34ddd9488e5780a7f3f84/FLAG732333b70 [2022-11-21 23:22:23,288 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/data/2afc04386/dc1f6a4108e34ddd9488e5780a7f3f84 [2022-11-21 23:22:23,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:22:23,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:22:23,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:22:23,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:22:23,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:22:23,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0be906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23, skipping insertion in model container [2022-11-21 23:22:23,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:22:23,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:22:23,551 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_876ffed5-445b-4bf2-a60a-01a07c990011/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-11-21 23:22:23,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:22:23,578 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:22:23,619 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_876ffed5-445b-4bf2-a60a-01a07c990011/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-11-21 23:22:23,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:22:23,636 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:22:23,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23 WrapperNode [2022-11-21 23:22:23,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:22:23,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:22:23,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:22:23,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:22:23,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,701 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 173 [2022-11-21 23:22:23,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:22:23,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:22:23,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:22:23,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:22:23,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,735 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:22:23,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:22:23,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:22:23,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:22:23,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:23" (1/1) ... [2022-11-21 23:22:23,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:22:23,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:22:23,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:22:23,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:22:23,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:22:23,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:22:23,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:22:23,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:22:23,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:22:23,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:22:23,825 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:22:23,825 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:22:23,825 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:22:23,826 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:22:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:22:23,826 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:22:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:22:23,827 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:22:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:22:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-21 23:22:23,827 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-21 23:22:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-21 23:22:23,828 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-21 23:22:23,828 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2022-11-21 23:22:23,828 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2022-11-21 23:22:23,828 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2022-11-21 23:22:23,828 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2022-11-21 23:22:23,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:22:23,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:22:23,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:22:23,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:22:23,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:22:23,831 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:22:23,958 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:22:23,960 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:22:24,576 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:22:24,824 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:22:24,825 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:22:24,825 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-21 23:22:24,826 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2022-11-21 23:22:24,831 INFO L158 Benchmark]: Toolchain (without parser) took 1537.75ms. Allocated memory was 130.0MB in the beginning and 176.2MB in the end (delta: 46.1MB). Free memory was 97.3MB in the beginning and 131.6MB in the end (delta: -34.3MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2022-11-21 23:22:24,831 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory was 102.1MB in the beginning and 102.1MB in the end (delta: 35.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:22:24,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.58ms. Allocated memory is still 130.0MB. Free memory was 97.3MB in the beginning and 84.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:22:24,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.62ms. Allocated memory is still 130.0MB. Free memory was 84.3MB in the beginning and 81.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:22:24,833 INFO L158 Benchmark]: Boogie Preprocessor took 38.06ms. Allocated memory is still 130.0MB. Free memory was 81.9MB in the beginning and 80.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:22:24,834 INFO L158 Benchmark]: RCFGBuilder took 1088.30ms. Allocated memory was 130.0MB in the beginning and 176.2MB in the end (delta: 46.1MB). Free memory was 80.1MB in the beginning and 131.6MB in the end (delta: -51.5MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2022-11-21 23:22:24,837 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory was 102.1MB in the beginning and 102.1MB in the end (delta: 35.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.58ms. Allocated memory is still 130.0MB. Free memory was 97.3MB in the beginning and 84.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.62ms. Allocated memory is still 130.0MB. Free memory was 84.3MB in the beginning and 81.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.06ms. Allocated memory is still 130.0MB. Free memory was 81.9MB in the beginning and 80.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1088.30ms. Allocated memory was 130.0MB in the beginning and 176.2MB in the end (delta: 46.1MB). Free memory was 80.1MB in the beginning and 131.6MB in the end (delta: -51.5MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:22:24,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/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_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg --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 f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f --- 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-b5237d8 [2022-11-21 23:22:27,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:22:27,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:22:27,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:22:27,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:22:27,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:22:27,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:22:27,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:22:27,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:22:27,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:22:27,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:22:27,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:22:27,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:22:27,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:22:27,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:22:27,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:22:27,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:22:27,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:22:27,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:22:27,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:22:27,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:22:27,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:22:27,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:22:27,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:22:27,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:22:27,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:22:27,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:22:27,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:22:27,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:22:27,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:22:27,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:22:27,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:22:27,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:22:27,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:22:27,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:22:27,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:22:27,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:22:27,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:22:27,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:22:27,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:22:27,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:22:27,338 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:22:27,361 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:22:27,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:22:27,362 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:22:27,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:22:27,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:22:27,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:22:27,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:22:27,365 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:22:27,365 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:22:27,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:22:27,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:22:27,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:22:27,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:22:27,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:22:27,366 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:22:27,366 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:22:27,367 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:22:27,367 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:22:27,367 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:22:27,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:22:27,368 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:22:27,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:22:27,368 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:22:27,368 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:22:27,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:22:27,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:22:27,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:22:27,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:22:27,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:22:27,370 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:22:27,370 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:22:27,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:22:27,371 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:22:27,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:22:27,371 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_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f [2022-11-21 23:22:27,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:22:27,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:22:27,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:22:27,848 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:22:27,849 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:22:27,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-11-21 23:22:30,860 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:22:31,086 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:22:31,087 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-11-21 23:22:31,094 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/data/2f6618e46/5e62f512d57b454483b3346ff67b3a4a/FLAGd58b6a36d [2022-11-21 23:22:31,113 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/data/2f6618e46/5e62f512d57b454483b3346ff67b3a4a [2022-11-21 23:22:31,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:22:31,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:22:31,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:22:31,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:22:31,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:22:31,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d52522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31, skipping insertion in model container [2022-11-21 23:22:31,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:22:31,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:22:31,382 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_876ffed5-445b-4bf2-a60a-01a07c990011/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-11-21 23:22:31,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:22:31,406 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:22:31,452 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_876ffed5-445b-4bf2-a60a-01a07c990011/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-11-21 23:22:31,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:22:31,471 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:22:31,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31 WrapperNode [2022-11-21 23:22:31,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:22:31,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:22:31,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:22:31,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:22:31,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,540 INFO L138 Inliner]: procedures = 29, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 162 [2022-11-21 23:22:31,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:22:31,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:22:31,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:22:31,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:22:31,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,571 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:22:31,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:22:31,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:22:31,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:22:31,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:22:31" (1/1) ... [2022-11-21 23:22:31,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:22:31,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:22:31,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:22:31,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:22:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:22:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:22:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:22:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:22:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:22:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:22:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:22:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:22:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:22:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:22:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:22:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:22:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:22:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:22:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-21 23:22:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-21 23:22:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-21 23:22:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-21 23:22:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2022-11-21 23:22:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2022-11-21 23:22:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2022-11-21 23:22:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2022-11-21 23:22:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:22:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:22:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:22:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:22:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:22:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:22:31,685 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:22:31,899 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:22:31,910 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:22:32,527 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:22:32,820 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:22:32,821 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:22:32,821 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-21 23:22:32,822 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2022-11-21 23:22:32,826 INFO L158 Benchmark]: Toolchain (without parser) took 1708.85ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 51.4MB in the beginning and 67.8MB in the end (delta: -16.4MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2022-11-21 23:22:32,827 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:22:32,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.93ms. Allocated memory is still 71.3MB. Free memory was 51.2MB in the beginning and 37.7MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:22:32,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.84ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 35.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:22:32,830 INFO L158 Benchmark]: Boogie Preprocessor took 35.31ms. Allocated memory is still 71.3MB. Free memory was 35.4MB in the beginning and 33.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:22:32,830 INFO L158 Benchmark]: RCFGBuilder took 1247.63ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 33.3MB in the beginning and 67.8MB in the end (delta: -34.5MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-11-21 23:22:32,839 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.93ms. Allocated memory is still 71.3MB. Free memory was 51.2MB in the beginning and 37.7MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.84ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 35.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.31ms. Allocated memory is still 71.3MB. Free memory was 35.4MB in the beginning and 33.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1247.63ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 33.3MB in the beginning and 67.8MB in the end (delta: -34.5MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:22:32,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876ffed5-445b-4bf2-a60a-01a07c990011/bin/ukojak-jW3SillKbg/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?