./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/40_barrier_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/40_barrier_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4 --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 5eef73b6b2655059556d731e3a5babc181132142f2417a2cf863165dd8efda84 --- 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-2329fc7 [2022-12-14 19:09:21,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:09:21,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:09:21,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:09:21,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:09:21,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:09:21,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:09:21,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:09:21,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:09:21,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:09:21,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:09:21,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:09:21,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:09:21,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:09:21,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:09:21,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:09:21,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:09:21,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:09:21,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:09:21,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:09:21,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:09:21,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:09:21,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:09:21,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:09:21,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:09:21,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:09:21,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:09:21,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:09:21,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:09:21,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:09:21,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:09:21,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:09:21,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:09:21,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:09:21,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:09:21,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:09:21,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:09:21,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:09:21,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:09:21,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:09:21,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:09:21,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 19:09:21,412 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:09:21,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:09:21,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:09:21,414 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:09:21,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:09:21,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:09:21,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:09:21,415 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:09:21,415 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:09:21,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:09:21,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:09:21,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:09:21,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:09:21,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:09:21,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:09:21,416 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:09:21,416 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:09:21,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:09:21,417 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:09:21,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:09:21,417 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:09:21,417 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:09:21,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:09:21,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:09:21,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:09:21,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:09:21,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:09:21,418 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:09:21,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:09:21,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:09:21,419 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_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eef73b6b2655059556d731e3a5babc181132142f2417a2cf863165dd8efda84 [2022-12-14 19:09:21,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:09:21,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:09:21,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:09:21,623 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:09:21,624 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:09:21,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2022-12-14 19:09:24,264 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:09:24,437 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:09:24,437 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2022-12-14 19:09:24,447 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/data/9ff454b8a/523a32272a114689b92035803716425a/FLAGb1528447a [2022-12-14 19:09:24,457 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/data/9ff454b8a/523a32272a114689b92035803716425a [2022-12-14 19:09:24,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:09:24,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:09:24,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:09:24,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:09:24,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:09:24,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5447eaf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24, skipping insertion in model container [2022-12-14 19:09:24,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:09:24,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:09:24,628 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:09:24,736 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,736 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,737 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,737 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,738 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,738 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,740 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_6e7d70ee-2286-4449-adb7-3f40f1943159/sv-benchmarks/c/pthread-ext/40_barrier_vf.i[31163,31176] [2022-12-14 19:09:24,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:09:24,753 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:09:24,764 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:09:24,787 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,788 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:24,789 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:24,790 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_6e7d70ee-2286-4449-adb7-3f40f1943159/sv-benchmarks/c/pthread-ext/40_barrier_vf.i[31163,31176] [2022-12-14 19:09:24,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:09:24,816 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:09:24,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24 WrapperNode [2022-12-14 19:09:24,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:09:24,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:09:24,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:09:24,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:09:24,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,852 INFO L138 Inliner]: procedures = 174, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2022-12-14 19:09:24,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:09:24,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:09:24,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:09:24,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:09:24,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,872 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:09:24,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:09:24,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:09:24,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:09:24,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:24" (1/1) ... [2022-12-14 19:09:24,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:09:24,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:09:24,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:09:24,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:09:24,931 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 19:09:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 19:09:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:09:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-12-14 19:09:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-12-14 19:09:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:09:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:09:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 19:09:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:09:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:09:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:09:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:09:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 19:09:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-12-14 19:09:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-12-14 19:09:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:09:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:09:24,934 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 19:09:25,028 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:09:25,029 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:09:25,122 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:09:25,143 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:09:25,143 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 19:09:25,144 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2022-12-14 19:09:25,145 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2022-12-14 19:09:25,149 INFO L158 Benchmark]: Toolchain (without parser) took 688.47ms. Allocated memory is still 132.1MB. Free memory was 98.5MB in the beginning and 62.4MB in the end (delta: 36.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-12-14 19:09:25,150 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 132.1MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:09:25,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.75ms. Allocated memory is still 132.1MB. Free memory was 98.1MB in the beginning and 78.2MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 19:09:25,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.30ms. Allocated memory is still 132.1MB. Free memory was 78.2MB in the beginning and 76.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:09:25,151 INFO L158 Benchmark]: Boogie Preprocessor took 21.84ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 75.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:09:25,151 INFO L158 Benchmark]: RCFGBuilder took 272.76ms. Allocated memory is still 132.1MB. Free memory was 75.0MB in the beginning and 62.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 19:09:25,153 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 132.1MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.75ms. Allocated memory is still 132.1MB. Free memory was 98.1MB in the beginning and 78.2MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.30ms. Allocated memory is still 132.1MB. Free memory was 78.2MB in the beginning and 76.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.84ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 75.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 272.76ms. Allocated memory is still 132.1MB. Free memory was 75.0MB in the beginning and 62.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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. [2022-12-14 19:09:25,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/40_barrier_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4 --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 5eef73b6b2655059556d731e3a5babc181132142f2417a2cf863165dd8efda84 --- 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-2329fc7 [2022-12-14 19:09:26,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:09:26,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:09:26,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:09:26,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:09:26,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:09:26,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:09:26,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:09:26,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:09:26,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:09:26,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:09:26,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:09:26,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:09:26,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:09:26,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:09:26,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:09:26,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:09:26,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:09:26,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:09:26,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:09:26,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:09:26,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:09:26,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:09:26,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:09:26,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:09:26,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:09:26,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:09:26,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:09:26,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:09:26,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:09:26,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:09:26,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:09:26,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:09:26,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:09:26,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:09:26,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:09:26,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:09:26,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:09:26,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:09:26,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:09:26,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:09:26,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 19:09:26,795 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:09:26,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:09:26,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:09:26,796 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:09:26,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:09:26,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:09:26,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:09:26,797 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:09:26,797 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:09:26,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:09:26,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:09:26,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:09:26,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:09:26,798 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:09:26,798 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:09:26,798 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:09:26,799 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:09:26,799 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:09:26,799 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:09:26,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:09:26,799 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:09:26,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:09:26,800 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:09:26,800 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:09:26,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:09:26,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:09:26,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:09:26,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:09:26,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:09:26,801 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:09:26,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:09:26,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:09:26,801 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:09:26,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:09:26,802 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_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eef73b6b2655059556d731e3a5babc181132142f2417a2cf863165dd8efda84 [2022-12-14 19:09:27,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:09:27,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:09:27,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:09:27,037 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:09:27,037 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:09:27,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2022-12-14 19:09:29,653 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:09:29,800 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:09:29,801 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2022-12-14 19:09:29,811 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/data/645dedbc8/9fd6c350f0e74d30b8b4fe8afac81253/FLAG80cda6f51 [2022-12-14 19:09:29,821 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/data/645dedbc8/9fd6c350f0e74d30b8b4fe8afac81253 [2022-12-14 19:09:29,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:09:29,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:09:29,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:09:29,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:09:29,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:09:29,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ba04d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:29, skipping insertion in model container [2022-12-14 19:09:29,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:09:29" (1/1) ... [2022-12-14 19:09:29,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:09:29,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:09:29,985 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:09:30,070 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:30,071 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:30,071 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:30,071 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:30,072 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:30,072 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:30,073 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_6e7d70ee-2286-4449-adb7-3f40f1943159/sv-benchmarks/c/pthread-ext/40_barrier_vf.i[31163,31176] [2022-12-14 19:09:30,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:09:30,087 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:09:30,098 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:09:30,113 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:30,113 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:30,114 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:30,114 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:30,114 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:09:30,115 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:09:30,115 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_6e7d70ee-2286-4449-adb7-3f40f1943159/sv-benchmarks/c/pthread-ext/40_barrier_vf.i[31163,31176] [2022-12-14 19:09:30,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:09:30,142 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:09:30,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30 WrapperNode [2022-12-14 19:09:30,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:09:30,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:09:30,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:09:30,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:09:30,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,174 INFO L138 Inliner]: procedures = 177, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2022-12-14 19:09:30,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:09:30,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:09:30,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:09:30,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:09:30,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,191 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:09:30,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:09:30,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:09:30,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:09:30,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:09:30" (1/1) ... [2022-12-14 19:09:30,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:09:30,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:09:30,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:09:30,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:09:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 19:09:30,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 19:09:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-12-14 19:09:30,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-12-14 19:09:30,251 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:09:30,251 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:09:30,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 19:09:30,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:09:30,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:09:30,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:09:30,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 19:09:30,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 19:09:30,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 19:09:30,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-12-14 19:09:30,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-12-14 19:09:30,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:09:30,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:09:30,254 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 19:09:30,351 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:09:30,353 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:09:30,465 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:09:30,481 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:09:30,481 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 19:09:30,482 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2022-12-14 19:09:30,483 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2022-12-14 19:09:30,486 INFO L158 Benchmark]: Toolchain (without parser) took 661.05ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 32.9MB in the beginning and 49.3MB in the end (delta: -16.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-12-14 19:09:30,486 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:09:30,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.88ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 45.7MB in the end (delta: -12.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-12-14 19:09:30,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.56ms. Allocated memory is still 79.7MB. Free memory was 45.7MB in the beginning and 43.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:09:30,488 INFO L158 Benchmark]: Boogie Preprocessor took 19.38ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 41.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:09:30,488 INFO L158 Benchmark]: RCFGBuilder took 290.31ms. Allocated memory is still 79.7MB. Free memory was 41.9MB in the beginning and 49.3MB in the end (delta: -7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 19:09:30,490 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.88ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 45.7MB in the end (delta: -12.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.56ms. Allocated memory is still 79.7MB. Free memory was 45.7MB in the beginning and 43.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.38ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 41.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 290.31ms. Allocated memory is still 79.7MB. Free memory was 41.9MB in the beginning and 49.3MB in the end (delta: -7.4MB). Peak memory consumption was 6.3MB. 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. [2022-12-14 19:09:30,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e7d70ee-2286-4449-adb7-3f40f1943159/bin/ukojak-rkRKPMF4O4/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?