./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-1_3-join.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/config/GemCutterReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_3-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8c7f2059024755e8d2127555397365a96bb56530f6a4795548fd916204307c42 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:07:41,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:07:41,535 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2023-11-24 22:07:41,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:07:41,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:07:41,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:07:41,582 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:07:41,583 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:07:41,584 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:07:41,589 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:07:41,590 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:07:41,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:07:41,591 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:07:41,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:07:41,593 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:07:41,594 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:07:41,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:07:41,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:07:41,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:07:41,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:07:41,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:07:41,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:07:41,597 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:07:41,597 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:07:41,598 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:07:41,598 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:07:41,599 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:07:41,599 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:07:41,600 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:07:41,600 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 22:07:41,601 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:07:41,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:07:41,602 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:07:41,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:07:41,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:07:41,603 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 22:07:41,603 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-11-24 22:07:41,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:07:41,604 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:07:41,604 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-24 22:07:41,604 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-24 22:07:41,604 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:07:41,605 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-24 22:07:41,605 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-24 22:07:41,606 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7f2059024755e8d2127555397365a96bb56530f6a4795548fd916204307c42 [2023-11-24 22:07:41,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:07:41,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:07:41,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:07:41,961 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:07:41,962 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:07:41,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/../../sv-benchmarks/c/ldv-races/race-1_3-join.i [2023-11-24 22:07:45,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:07:45,417 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:07:45,420 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/sv-benchmarks/c/ldv-races/race-1_3-join.i [2023-11-24 22:07:45,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/data/ca9e4ff78/83e244fd3e704b7a9a9e7404da581ff6/FLAGfd0182340 [2023-11-24 22:07:45,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/data/ca9e4ff78/83e244fd3e704b7a9a9e7404da581ff6 [2023-11-24 22:07:45,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:07:45,470 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:07:45,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:07:45,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:07:45,480 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:07:45,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:07:45" (1/1) ... [2023-11-24 22:07:45,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45533485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:45, skipping insertion in model container [2023-11-24 22:07:45,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:07:45" (1/1) ... [2023-11-24 22:07:45,554 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:07:46,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:07:46,587 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:07:46,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:07:46,851 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:07:46,852 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:07:46,867 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:07:46,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46 WrapperNode [2023-11-24 22:07:46,868 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:07:46,870 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:07:46,870 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:07:46,870 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:07:46,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:46,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:46,944 INFO L138 Inliner]: procedures = 483, calls = 35, calls flagged for inlining = 9, calls inlined = 12, statements flattened = 101 [2023-11-24 22:07:46,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:07:46,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:07:46,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:07:46,947 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:07:46,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:46,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:46,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:46,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:47,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:47,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:47,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:47,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:47,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:07:47,039 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:07:47,039 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:07:47,039 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:07:47,040 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (1/1) ... [2023-11-24 22:07:47,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:07:47,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/z3 [2023-11-24 22:07:47,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 22:07:47,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 22:07:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:07:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:07:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:07:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:07:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:07:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:07:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:07:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:07:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:07:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:07:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:07:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:07:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:07:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:07:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:07:47,113 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:07:47,422 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:07:47,424 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:07:47,637 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:07:47,905 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:07:47,905 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:07:47,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:07:47 BoogieIcfgContainer [2023-11-24 22:07:47,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:07:47,908 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 22:07:47,909 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 22:07:47,912 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 22:07:47,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 10:07:45" (1/3) ... [2023-11-24 22:07:47,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40ca3a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:07:47, skipping insertion in model container [2023-11-24 22:07:47,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:46" (2/3) ... [2023-11-24 22:07:47,915 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40ca3a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:07:47, skipping insertion in model container [2023-11-24 22:07:47,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:07:47" (3/3) ... [2023-11-24 22:07:47,916 INFO L112 eAbstractionObserver]: Analyzing ICFG race-1_3-join.i [2023-11-24 22:07:47,925 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-24 22:07:47,937 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 22:07:47,937 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-24 22:07:47,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40ca3a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 10:07:47, skipping insertion in model container [2023-11-24 22:07:47,941 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 22:07:47,943 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:07:47,944 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:07:47,944 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:07:47,945 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:07:47" (3/3) ... [2023-11-24 22:07:47,947 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:07:47,951 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-24 22:07:47,966 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 87 nodes and edges [2023-11-24 22:07:47,967 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-24 22:07:47,967 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-24 22:07:47,968 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:07:48,077 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/witness.graphml [2023-11-24 22:07:48,078 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/witness.yml [2023-11-24 22:07:48,078 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:07:48,085 INFO L158 Benchmark]: Toolchain (without parser) took 2609.26ms. Allocated memory was 123.7MB in the beginning and 157.3MB in the end (delta: 33.6MB). Free memory was 75.9MB in the beginning and 101.8MB in the end (delta: -25.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-24 22:07:48,085 INFO L158 Benchmark]: CDTParser took 1.34ms. Allocated memory is still 123.7MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:07:48,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1397.19ms. Allocated memory was 123.7MB in the beginning and 157.3MB in the end (delta: 33.6MB). Free memory was 75.9MB in the beginning and 100.2MB in the end (delta: -24.3MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2023-11-24 22:07:48,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.94ms. Allocated memory is still 157.3MB. Free memory was 100.2MB in the beginning and 97.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:07:48,089 INFO L158 Benchmark]: Boogie Preprocessor took 91.79ms. Allocated memory is still 157.3MB. Free memory was 97.2MB in the beginning and 94.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:07:48,089 INFO L158 Benchmark]: RCFGBuilder took 867.62ms. Allocated memory is still 157.3MB. Free memory was 94.4MB in the beginning and 110.1MB in the end (delta: -15.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 22:07:48,090 INFO L158 Benchmark]: TraceAbstraction took 32.92ms. Allocated memory is still 157.3MB. Free memory was 109.1MB in the beginning and 107.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:07:48,090 INFO L158 Benchmark]: Witness Printer took 135.18ms. Allocated memory is still 157.3MB. Free memory was 107.0MB in the beginning and 101.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:07:48,095 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34ms. Allocated memory is still 123.7MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1397.19ms. Allocated memory was 123.7MB in the beginning and 157.3MB in the end (delta: 33.6MB). Free memory was 75.9MB in the beginning and 100.2MB in the end (delta: -24.3MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.94ms. Allocated memory is still 157.3MB. Free memory was 100.2MB in the beginning and 97.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.79ms. Allocated memory is still 157.3MB. Free memory was 97.2MB in the beginning and 94.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 867.62ms. Allocated memory is still 157.3MB. Free memory was 94.4MB in the beginning and 110.1MB in the end (delta: -15.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 32.92ms. Allocated memory is still 157.3MB. Free memory was 109.1MB in the beginning and 107.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 135.18ms. Allocated memory is still 157.3MB. Free memory was 107.0MB in the beginning and 101.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-24 22:07:48,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765385f1-7db7-4ec8-89c1-ff91e8ac7910/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE