./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:28:02,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:28:02,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:28:02,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:28:02,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:28:02,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:28:02,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:28:02,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:28:02,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:28:02,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:28:02,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:28:02,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:28:02,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:28:02,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:28:02,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:28:02,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:28:02,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:28:02,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:28:02,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:28:02,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:28:02,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:28:02,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:28:02,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:28:02,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:28:02,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:28:02,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:28:02,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:28:02,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:28:02,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:28:02,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:28:02,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:28:02,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:28:02,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:28:02,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:28:02,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:28:02,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:28:02,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:28:02,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:28:02,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:28:02,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:28:02,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:28:02,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:28:02,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:28:02,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:28:02,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:28:02,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:28:02,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:28:02,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:28:02,630 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:28:02,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:28:02,631 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:28:02,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:28:02,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:28:02,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:28:02,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:28:02,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:28:02,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:28:02,634 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:28:02,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:28:02,634 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:28:02,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:28:02,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:28:02,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:28:02,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:28:02,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:28:02,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:28:02,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:28:02,636 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:28:02,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:28:02,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:28:02,637 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:28:02,639 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:28:02,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:28:02,639 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:28:02,640 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_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-10-21 19:28:02,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:28:02,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:28:02,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:28:02,984 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:28:02,984 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:28:02,985 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-21 19:28:03,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/data/3620cf695/f1571146632b4169ac9e4723d8480d52/FLAG4dff3ded0 [2021-10-21 19:28:03,876 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:28:03,877 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-21 19:28:03,928 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/data/3620cf695/f1571146632b4169ac9e4723d8480d52/FLAG4dff3ded0 [2021-10-21 19:28:04,417 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/data/3620cf695/f1571146632b4169ac9e4723d8480d52 [2021-10-21 19:28:04,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:28:04,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:28:04,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:28:04,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:28:04,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:28:04,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:28:04" (1/1) ... [2021-10-21 19:28:04,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79cf0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:04, skipping insertion in model container [2021-10-21 19:28:04,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:28:04" (1/1) ... [2021-10-21 19:28:04,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:28:04,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:28:04,768 WARN L228 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_40d59bd1-fd42-4239-91a6-ce7503b6e921/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-21 19:28:06,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:28:06,060 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:28:06,073 WARN L228 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_40d59bd1-fd42-4239-91a6-ce7503b6e921/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-21 19:28:06,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:28:06,551 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:28:06,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06 WrapperNode [2021-10-21 19:28:06,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:28:06,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:28:06,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:28:06,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:28:06,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:06,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:06,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:28:06,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:28:06,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:28:06,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:28:06,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:06,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:06,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:06,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:06,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:06,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:06,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:07,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:28:07,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:28:07,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:28:07,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:28:07,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (1/1) ... [2021-10-21 19:28:07,036 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:28:07,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:28:07,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:28:07,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:28:07,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 19:28:07,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-21 19:28:07,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 19:28:07,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-21 19:28:07,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-21 19:28:07,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:28:07,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:28:07,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-21 19:28:07,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:28:07,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-21 19:28:07,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-21 19:28:07,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 19:28:07,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:28:11,189 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:28:11,190 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-21 19:28:11,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:28:11 BoogieIcfgContainer [2021-10-21 19:28:11,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:28:11,195 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:28:11,196 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:28:11,200 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:28:11,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:28:04" (1/3) ... [2021-10-21 19:28:11,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a5cd4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:28:11, skipping insertion in model container [2021-10-21 19:28:11,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:06" (2/3) ... [2021-10-21 19:28:11,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a5cd4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:28:11, skipping insertion in model container [2021-10-21 19:28:11,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:28:11" (3/3) ... [2021-10-21 19:28:11,204 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_pthread_mutex_unlock.i [2021-10-21 19:28:11,211 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:28:11,211 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-21 19:28:11,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a5cd4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:28:11, skipping insertion in model container [2021-10-21 19:28:11,213 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:28:11,214 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:28:11,214 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:28:11,215 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:28:11,215 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:28:11" (3/3) ... [2021-10-21 19:28:11,219 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:28:11,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-21 19:28:11,264 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-10-21 19:28:11,268 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-21 19:28:11,272 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-21 19:28:11,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 19:28:11,279 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:28:11,566 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:28:11,566 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:28:11,568 INFO L168 Benchmark]: Toolchain (without parser) took 7145.44 ms. Allocated memory was 86.0 MB in the beginning and 142.6 MB in the end (delta: 56.6 MB). Free memory was 45.5 MB in the beginning and 78.3 MB in the end (delta: -32.8 MB). Peak memory consumption was 84.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:11,569 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 86.0 MB. Free memory is still 66.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:28:11,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2129.47 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 45.3 MB in the beginning and 59.6 MB in the end (delta: -14.3 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:11,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.86 ms. Allocated memory is still 107.0 MB. Free memory was 59.6 MB in the beginning and 46.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:11,571 INFO L168 Benchmark]: Boogie Preprocessor took 225.76 ms. Allocated memory was 107.0 MB in the beginning and 142.6 MB in the end (delta: 35.7 MB). Free memory was 46.5 MB in the beginning and 100.1 MB in the end (delta: -53.6 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:11,571 INFO L168 Benchmark]: RCFGBuilder took 4172.23 ms. Allocated memory is still 142.6 MB. Free memory was 100.1 MB in the beginning and 44.1 MB in the end (delta: 56.0 MB). Peak memory consumption was 76.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:11,572 INFO L168 Benchmark]: TraceAbstraction took 18.06 ms. Allocated memory is still 142.6 MB. Free memory was 44.1 MB in the beginning and 43.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:28:11,572 INFO L168 Benchmark]: Witness Printer took 351.91 ms. Allocated memory is still 142.6 MB. Free memory was 43.0 MB in the beginning and 78.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:11,575 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 86.0 MB. Free memory is still 66.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2129.47 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 45.3 MB in the beginning and 59.6 MB in the end (delta: -14.3 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 237.86 ms. Allocated memory is still 107.0 MB. Free memory was 59.6 MB in the beginning and 46.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 225.76 ms. Allocated memory was 107.0 MB in the beginning and 142.6 MB in the end (delta: 35.7 MB). Free memory was 46.5 MB in the beginning and 100.1 MB in the end (delta: -53.6 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4172.23 ms. Allocated memory is still 142.6 MB. Free memory was 100.1 MB in the beginning and 44.1 MB in the end (delta: 56.0 MB). Peak memory consumption was 76.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18.06 ms. Allocated memory is still 142.6 MB. Free memory was 44.1 MB in the beginning and 43.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 351.91 ms. Allocated memory is still 142.6 MB. Free memory was 43.0 MB in the beginning and 78.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-10-21 19:28:11,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40d59bd1-fd42-4239-91a6-ce7503b6e921/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...