./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_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:36:22,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:36:22,930 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-23 20:36:22,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:36:22,937 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:36:22,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:36:22,966 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:36:22,967 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:36:22,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:36:22,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:36:22,969 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:36:22,970 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:36:22,971 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:36:22,971 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:36:22,972 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:36:22,973 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:36:22,973 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:36:22,974 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:36:22,974 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:36:22,975 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:36:22,976 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:36:22,976 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:36:22,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:36:22,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:36:22,978 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:36:22,979 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:36:22,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:36:22,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:36:22,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:36:22,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:36:22,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:36:22,982 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:36:22,982 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:36:22,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:36:22,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:36:22,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:36:22,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:36:22,985 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:36:22,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:36:22,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:22,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:36:22,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:36:22,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:36:22,988 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:36:22,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:36:22,989 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:36:22,989 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:36:22,989 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:36:22,990 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:36:22,990 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 387afe7095db5eeb3a9188bc3fe181fa803bb62f73944f6d781c5c9340fce39e [2023-11-23 20:36:23,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:36:23,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:36:23,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:36:23,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:36:23,299 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:36:23,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-23 20:36:26,645 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:36:26,847 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:36:26,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2023-11-23 20:36:26,856 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/data/ff14f67bb/ba066fd655954ea7801f62ca1975aa64/FLAG4326077f0 [2023-11-23 20:36:26,871 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/data/ff14f67bb/ba066fd655954ea7801f62ca1975aa64 [2023-11-23 20:36:26,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:36:26,875 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:36:26,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:26,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:36:26,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:36:26,883 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:26" (1/1) ... [2023-11-23 20:36:26,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c90c7e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:26, skipping insertion in model container [2023-11-23 20:36:26,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:26" (1/1) ... [2023-11-23 20:36:26,907 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:36:27,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:27,098 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:36:27,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:27,155 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:36:27,155 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:36:27,164 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:36:27,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27 WrapperNode [2023-11-23 20:36:27,165 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:27,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:27,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:36:27,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:36:27,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,199 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,228 INFO L138 Inliner]: procedures = 21, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-23 20:36:27,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:27,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:36:27,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:36:27,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:36:27,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,247 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,284 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:36:27,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:36:27,287 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:36:27,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:36:27,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (1/1) ... [2023-11-23 20:36:27,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:27,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:36:27,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:36:27,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:36:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:36:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:36:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:36:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:36:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:36:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:36:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:36:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:36:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:36:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:36:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:36:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:36:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:36:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:36:27,378 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:36:27,501 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:36:27,503 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:36:27,758 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:36:28,009 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:36:28,009 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:36:28,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:28 BoogieIcfgContainer [2023-11-23 20:36:28,011 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:36:28,016 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:36:28,016 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:36:28,021 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:36:28,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:36:26" (1/3) ... [2023-11-23 20:36:28,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573d2df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:28, skipping insertion in model container [2023-11-23 20:36:28,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:27" (2/3) ... [2023-11-23 20:36:28,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573d2df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:28, skipping insertion in model container [2023-11-23 20:36:28,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:28" (3/3) ... [2023-11-23 20:36:28,028 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-2.wvr.c [2023-11-23 20:36:28,041 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-23 20:36:28,053 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:36:28,054 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-23 20:36:28,057 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573d2df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:36:28, skipping insertion in model container [2023-11-23 20:36:28,058 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:36:28,059 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:36:28,060 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:36:28,060 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:36:28,061 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:28" (3/3) ... [2023-11-23 20:36:28,064 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:36:28,070 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-23 20:36:28,071 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-23 20:36:28,078 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2023-11-23 20:36:28,079 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-23 20:36:28,079 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-23 20:36:28,080 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 20:36:28,179 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 20:36:28,180 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 20:36:28,180 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:36:28,182 INFO L158 Benchmark]: Toolchain (without parser) took 1305.97ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 71.4MB in the end (delta: 49.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-23 20:36:28,182 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:36:28,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.47ms. Allocated memory is still 167.8MB. Free memory was 120.4MB in the beginning and 109.1MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:36:28,183 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.36ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:36:28,184 INFO L158 Benchmark]: Boogie Preprocessor took 57.09ms. Allocated memory is still 167.8MB. Free memory was 107.7MB in the beginning and 106.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:36:28,185 INFO L158 Benchmark]: RCFGBuilder took 724.65ms. Allocated memory is still 167.8MB. Free memory was 106.4MB in the beginning and 79.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:36:28,185 INFO L158 Benchmark]: TraceAbstraction took 41.66ms. Allocated memory is still 167.8MB. Free memory was 78.4MB in the beginning and 76.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:36:28,186 INFO L158 Benchmark]: Witness Printer took 120.77ms. Allocated memory is still 167.8MB. Free memory was 76.3MB in the beginning and 71.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:36:28,189 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.47ms. Allocated memory is still 167.8MB. Free memory was 120.4MB in the beginning and 109.1MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.36ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.09ms. Allocated memory is still 167.8MB. Free memory was 107.7MB in the beginning and 106.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 724.65ms. Allocated memory is still 167.8MB. Free memory was 106.4MB in the beginning and 79.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 41.66ms. Allocated memory is still 167.8MB. Free memory was 78.4MB in the beginning and 76.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 120.77ms. Allocated memory is still 167.8MB. Free memory was 76.3MB in the beginning and 71.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. 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! [2023-11-23 20:36:28,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a124c143-1236-4531-a586-a75c34cf2a9b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE