./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/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_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:39:31,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:39:31,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:39:31,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:39:31,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:39:31,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:39:31,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:39:31,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:39:31,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:39:31,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:39:31,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:39:31,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:39:31,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:39:31,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:39:31,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:39:31,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:39:31,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:39:31,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:39:31,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:39:31,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:39:31,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:39:31,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:39:31,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:39:31,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:39:31,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:39:31,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:39:31,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:39:31,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:39:31,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:39:31,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:39:31,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:39:31,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:39:31,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:39:31,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:39:31,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:39:31,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:39:31,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:39:31,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:39:31,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:39:31,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:39:31,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:39:31,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-07 08:39:31,617 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:39:31,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:39:31,618 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:39:31,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:39:31,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:39:31,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:39:31,620 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:39:31,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:39:31,620 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:39:31,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:39:31,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:39:31,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:39:31,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 08:39:31,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 08:39:31,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 08:39:31,621 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:39:31,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:39:31,622 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:39:31,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 08:39:31,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:39:31,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:39:31,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 08:39:31,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:39:31,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:39:31,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 08:39:31,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 08:39:31,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:39:31,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 08:39:31,624 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 08:39:31,624 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 08:39:31,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 08:39:31,624 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:39:31,625 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_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-07 08:39:31,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:39:31,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:39:31,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:39:31,947 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:39:31,948 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:39:31,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-07 08:39:32,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/data/474cd2c8b/3f16509b90ea42d9907b4090d1ce8e09/FLAG8989a6bb4 [2021-11-07 08:39:32,902 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:39:32,902 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-07 08:39:32,955 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/data/474cd2c8b/3f16509b90ea42d9907b4090d1ce8e09/FLAG8989a6bb4 [2021-11-07 08:39:33,003 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/data/474cd2c8b/3f16509b90ea42d9907b4090d1ce8e09 [2021-11-07 08:39:33,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:39:33,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:39:33,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:39:33,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:39:33,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:39:33,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:39:33" (1/1) ... [2021-11-07 08:39:33,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325da431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:33, skipping insertion in model container [2021-11-07 08:39:33,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:39:33" (1/1) ... [2021-11-07 08:39:33,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:39:33,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:39:33,377 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_3a6af677-51a7-4670-9a8b-38efb2a1c037/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-07 08:39:34,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:39:34,723 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:39:34,747 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_3a6af677-51a7-4670-9a8b-38efb2a1c037/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-07 08:39:34,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:39:35,160 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:39:35,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35 WrapperNode [2021-11-07 08:39:35,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:39:35,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:39:35,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:39:35,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:39:35,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:39:35,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:39:35,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:39:35,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:39:35,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:39:35,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:39:35,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:39:35,572 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:39:35,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (1/1) ... [2021-11-07 08:39:35,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:39:35,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:39:35,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 08:39:35,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 08:39:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 08:39:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 08:39:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 08:39:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 08:39:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 08:39:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:39:35,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:39:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 08:39:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 08:39:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 08:39:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 08:39:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 08:39:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 08:39:39,820 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:39:39,820 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-07 08:39:39,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:39:39 BoogieIcfgContainer [2021-11-07 08:39:39,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:39:39,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 08:39:39,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 08:39:39,827 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 08:39:39,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:39:33" (1/3) ... [2021-11-07 08:39:39,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@148a18e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:39:39, skipping insertion in model container [2021-11-07 08:39:39,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:39:35" (2/3) ... [2021-11-07 08:39:39,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@148a18e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:39:39, skipping insertion in model container [2021-11-07 08:39:39,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:39:39" (3/3) ... [2021-11-07 08:39:39,830 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_pthread_mutex_unlock.i [2021-11-07 08:39:39,836 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 08:39:39,836 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 08:39:39,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@148a18e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:39:39, skipping insertion in model container [2021-11-07 08:39:39,838 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 08:39:39,838 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:39:39,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:39:39,839 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:39:39,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:39:39" (3/3) ... [2021-11-07 08:39:39,842 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 08:39:39,878 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-07 08:39:39,882 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-11-07 08:39:39,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-07 08:39:39,889 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-07 08:39:39,893 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 08:39:39,896 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:39:40,148 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/witness.graphml [2021-11-07 08:39:40,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:39:40,150 INFO L168 Benchmark]: Toolchain (without parser) took 7140.34 ms. Allocated memory was 115.3 MB in the beginning and 167.8 MB in the end (delta: 52.4 MB). Free memory was 76.9 MB in the beginning and 65.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 16.1 GB. [2021-11-07 08:39:40,151 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 79.7 MB. Free memory was 57.5 MB in the beginning and 57.5 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:39:40,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2148.56 ms. Allocated memory is still 115.3 MB. Free memory was 76.7 MB in the beginning and 53.9 MB in the end (delta: 22.7 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-11-07 08:39:40,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.45 ms. Allocated memory is still 115.3 MB. Free memory was 53.9 MB in the beginning and 74.1 MB in the end (delta: -20.1 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2021-11-07 08:39:40,152 INFO L168 Benchmark]: Boogie Preprocessor took 169.07 ms. Allocated memory is still 115.3 MB. Free memory was 74.1 MB in the beginning and 64.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 08:39:40,153 INFO L168 Benchmark]: RCFGBuilder took 4250.98 ms. Allocated memory was 115.3 MB in the beginning and 167.8 MB in the end (delta: 52.4 MB). Free memory was 64.8 MB in the beginning and 98.0 MB in the end (delta: -33.2 MB). Peak memory consumption was 87.9 MB. Max. memory is 16.1 GB. [2021-11-07 08:39:40,153 INFO L168 Benchmark]: TraceAbstraction took 13.66 ms. Allocated memory is still 167.8 MB. Free memory was 97.0 MB in the beginning and 95.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:39:40,154 INFO L168 Benchmark]: Witness Printer took 309.54 ms. Allocated memory is still 167.8 MB. Free memory was 95.9 MB in the beginning and 65.5 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:39:40,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 79.7 MB. Free memory was 57.5 MB in the beginning and 57.5 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2148.56 ms. Allocated memory is still 115.3 MB. Free memory was 76.7 MB in the beginning and 53.9 MB in the end (delta: 22.7 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 239.45 ms. Allocated memory is still 115.3 MB. Free memory was 53.9 MB in the beginning and 74.1 MB in the end (delta: -20.1 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 169.07 ms. Allocated memory is still 115.3 MB. Free memory was 74.1 MB in the beginning and 64.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4250.98 ms. Allocated memory was 115.3 MB in the beginning and 167.8 MB in the end (delta: 52.4 MB). Free memory was 64.8 MB in the beginning and 98.0 MB in the end (delta: -33.2 MB). Peak memory consumption was 87.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13.66 ms. Allocated memory is still 167.8 MB. Free memory was 97.0 MB in the beginning and 95.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 309.54 ms. Allocated memory is still 167.8 MB. Free memory was 95.9 MB in the beginning and 65.5 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 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! [2021-11-07 08:39:40,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a6af677-51a7-4670-9a8b-38efb2a1c037/bin/uautomizer-AkOaLMaTGY/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