./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB --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 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-22 09:01:17,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 09:01:17,919 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2023-11-22 09:01:17,929 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 09:01:17,930 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 09:01:17,964 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 09:01:17,965 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 09:01:17,965 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 09:01:17,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 09:01:17,967 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 09:01:17,968 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 09:01:17,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 09:01:17,969 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 09:01:17,970 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 09:01:17,970 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 09:01:17,971 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-22 09:01:17,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 09:01:17,972 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-22 09:01:17,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 09:01:17,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 09:01:17,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 09:01:17,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 09:01:17,976 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-22 09:01:17,976 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-22 09:01:17,977 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-22 09:01:17,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 09:01:17,978 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 09:01:17,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 09:01:17,979 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 09:01:17,980 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 09:01:17,980 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 09:01:17,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 09:01:17,982 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 09:01:17,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 09:01:17,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 09:01:17,983 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 09:01:17,984 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-11-22 09:01:17,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 09:01:17,985 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 09:01:17,985 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-22 09:01:17,986 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-22 09:01:17,987 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 09:01:17,988 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-22 09:01:17,988 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-22 09:01:17,989 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_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e [2023-11-22 09:01:18,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 09:01:18,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 09:01:18,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 09:01:18,323 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 09:01:18,323 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 09:01:18,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-22 09:01:21,606 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 09:01:21,838 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 09:01:21,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-22 09:01:21,848 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/data/df72155d9/44691e6ac65b4a2c9541144a7e3223f2/FLAG8d58facf5 [2023-11-22 09:01:21,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/data/df72155d9/44691e6ac65b4a2c9541144a7e3223f2 [2023-11-22 09:01:21,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 09:01:21,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 09:01:21,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 09:01:21,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 09:01:21,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 09:01:21,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:01:21" (1/1) ... [2023-11-22 09:01:21,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10040a62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:21, skipping insertion in model container [2023-11-22 09:01:21,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:01:21" (1/1) ... [2023-11-22 09:01:21,902 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 09:01:22,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 09:01:22,112 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 09:01:22,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 09:01:22,146 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 09:01:22,146 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 09:01:22,155 INFO L206 MainTranslator]: Completed translation [2023-11-22 09:01:22,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22 WrapperNode [2023-11-22 09:01:22,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 09:01:22,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 09:01:22,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 09:01:22,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 09:01:22,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,196 INFO L138 Inliner]: procedures = 21, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-22 09:01:22,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 09:01:22,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 09:01:22,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 09:01:22,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 09:01:22,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,212 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,222 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,225 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 09:01:22,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 09:01:22,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 09:01:22,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 09:01:22,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (1/1) ... [2023-11-22 09:01:22,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 09:01:22,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 09:01:22,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-22 09:01:22,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-22 09:01:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 09:01:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-22 09:01:22,374 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-22 09:01:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-22 09:01:22,374 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-22 09:01:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-22 09:01:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 09:01:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-22 09:01:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-22 09:01:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-22 09:01:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 09:01:22,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 09:01:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-22 09:01:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 09:01:22,380 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-22 09:01:22,537 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 09:01:22,541 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 09:01:22,871 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 09:01:23,133 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 09:01:23,134 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-22 09:01:23,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:01:23 BoogieIcfgContainer [2023-11-22 09:01:23,135 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 09:01:23,137 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 09:01:23,138 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 09:01:23,141 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 09:01:23,142 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:01:21" (1/3) ... [2023-11-22 09:01:23,143 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f7f9309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:01:23, skipping insertion in model container [2023-11-22 09:01:23,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:01:22" (2/3) ... [2023-11-22 09:01:23,144 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f7f9309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:01:23, skipping insertion in model container [2023-11-22 09:01:23,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:01:23" (3/3) ... [2023-11-22 09:01:23,145 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-2.wvr.c [2023-11-22 09:01:23,155 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-22 09:01:23,164 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 09:01:23,164 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-22 09:01:23,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f7f9309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:01:23, skipping insertion in model container [2023-11-22 09:01:23,165 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-22 09:01:23,166 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-22 09:01:23,166 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-22 09:01:23,166 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-22 09:01:23,167 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:01:23" (3/3) ... [2023-11-22 09:01:23,169 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-22 09:01:23,172 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-22 09:01:23,172 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-22 09:01:23,178 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2023-11-22 09:01:23,179 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-22 09:01:23,179 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-22 09:01:23,180 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-22 09:01:23,279 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/witness.graphml [2023-11-22 09:01:23,279 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/witness.yml [2023-11-22 09:01:23,280 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-22 09:01:23,281 INFO L158 Benchmark]: Toolchain (without parser) took 1414.19ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 76.1MB in the beginning and 99.7MB in the end (delta: -23.6MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-11-22 09:01:23,282 INFO L158 Benchmark]: CDTParser took 1.29ms. Allocated memory is still 121.6MB. Free memory was 96.1MB in the beginning and 96.0MB in the end (delta: 135.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-22 09:01:23,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.64ms. Allocated memory is still 121.6MB. Free memory was 75.8MB in the beginning and 64.7MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-22 09:01:23,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.13ms. Allocated memory is still 121.6MB. Free memory was 64.7MB in the beginning and 62.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-22 09:01:23,283 INFO L158 Benchmark]: Boogie Preprocessor took 39.12ms. Allocated memory is still 121.6MB. Free memory was 62.8MB in the beginning and 61.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-22 09:01:23,284 INFO L158 Benchmark]: RCFGBuilder took 897.89ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 61.5MB in the beginning and 107.3MB in the end (delta: -45.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-22 09:01:23,284 INFO L158 Benchmark]: TraceAbstraction took 27.85ms. Allocated memory is still 157.3MB. Free memory was 106.7MB in the beginning and 104.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-22 09:01:23,285 INFO L158 Benchmark]: Witness Printer took 113.81ms. Allocated memory is still 157.3MB. Free memory was 104.6MB in the beginning and 99.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-22 09:01:23,288 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29ms. Allocated memory is still 121.6MB. Free memory was 96.1MB in the beginning and 96.0MB in the end (delta: 135.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.64ms. Allocated memory is still 121.6MB. Free memory was 75.8MB in the beginning and 64.7MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.13ms. Allocated memory is still 121.6MB. Free memory was 64.7MB in the beginning and 62.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.12ms. Allocated memory is still 121.6MB. Free memory was 62.8MB in the beginning and 61.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 897.89ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 61.5MB in the beginning and 107.3MB in the end (delta: -45.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * TraceAbstraction took 27.85ms. Allocated memory is still 157.3MB. Free memory was 106.7MB in the beginning and 104.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 113.81ms. Allocated memory is still 157.3MB. Free memory was 104.6MB in the beginning and 99.7MB in the end (delta: 5.0MB). 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! [2023-11-22 09:01:23,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edd55dac-5d0e-4ee1-83ff-9084db797542/bin/ugemcutter-verify-ybdnMwjCTB/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