./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/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_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:29:25,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:29:25,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:29:25,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:29:25,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:29:25,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:29:25,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:29:25,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:29:25,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:29:25,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:29:25,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:29:25,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:29:25,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:29:25,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:29:25,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:29:25,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:29:25,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:29:25,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:29:25,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:29:25,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:29:25,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:29:25,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:29:25,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:29:25,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:29:25,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:29:25,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:29:25,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:29:25,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:29:25,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:29:25,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:29:25,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:29:25,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:29:25,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:29:25,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:29:25,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:29:25,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:29:25,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:29:25,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:29:25,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:29:25,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:29:25,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:29:25,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:29:25,830 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:29:25,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:29:25,831 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:29:25,831 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:29:25,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:29:25,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:29:25,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:29:25,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:29:25,834 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:29:25,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:29:25,835 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:29:25,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:29:25,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:29:25,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:29:25,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:29:25,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:29:25,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:29:25,837 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:29:25,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:29:25,838 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:29:25,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:29:25,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:29:25,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:29:25,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:29:25,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:29:25,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:29:25,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:29:25,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:29:25,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:29:25,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:29:25,842 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:29:25,842 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:29:25,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:29:25,843 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_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2022-11-02 20:29:26,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:29:26,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:29:26,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:29:26,307 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:29:26,308 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:29:26,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2022-11-02 20:29:26,396 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/data/c927c2027/7e0df93bb5554b9d89d05868f2a11f7c/FLAGf5ab8a85d [2022-11-02 20:29:27,376 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:29:27,377 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2022-11-02 20:29:27,437 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/data/c927c2027/7e0df93bb5554b9d89d05868f2a11f7c/FLAGf5ab8a85d [2022-11-02 20:29:27,910 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/data/c927c2027/7e0df93bb5554b9d89d05868f2a11f7c [2022-11-02 20:29:27,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:29:27,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:29:27,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:29:27,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:29:27,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:29:27,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:29:27" (1/1) ... [2022-11-02 20:29:27,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78805007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:27, skipping insertion in model container [2022-11-02 20:29:27,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:29:27" (1/1) ... [2022-11-02 20:29:27,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:29:28,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:29:28,410 WARN L230 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_3d186cb3-5a84-428b-aab1-a49d923975af/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2022-11-02 20:29:30,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:29:30,097 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:29:30,112 WARN L230 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_3d186cb3-5a84-428b-aab1-a49d923975af/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2022-11-02 20:29:30,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:29:30,653 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:29:30,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30 WrapperNode [2022-11-02 20:29:30,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:29:30,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:29:30,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:29:30,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:29:30,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:30,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:30,899 INFO L138 Inliner]: procedures = 474, calls = 840, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1013 [2022-11-02 20:29:30,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:29:30,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:29:30,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:29:30,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:29:30,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:30,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:30,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:30,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:31,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:31,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:31,052 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:31,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:31,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:29:31,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:29:31,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:29:31,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:29:31,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (1/1) ... [2022-11-02 20:29:31,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:29:31,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:31,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:31,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:29:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-11-02 20:29:31,210 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-11-02 20:29:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-02 20:29:31,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-11-02 20:29:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:29:31,211 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:29:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:29:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 20:29:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 20:29:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-02 20:29:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-11-02 20:29:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-11-02 20:29:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-11-02 20:29:31,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:29:31,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:29:31,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:29:31,214 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-11-02 20:29:31,215 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-11-02 20:29:31,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:29:31,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:29:31,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:29:31,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:29:31,216 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-11-02 20:29:31,216 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-11-02 20:29:31,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-02 20:29:31,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-02 20:29:31,217 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-11-02 20:29:31,217 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-11-02 20:29:31,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:29:31,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:29:31,218 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-11-02 20:29:31,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-11-02 20:29:31,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:29:31,219 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:29:31,219 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:29:31,219 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-02 20:29:31,220 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-02 20:29:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:29:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:29:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-02 20:29:31,221 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-02 20:29:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-11-02 20:29:31,222 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-11-02 20:29:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:29:31,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:29:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:29:31,223 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-11-02 20:29:31,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-11-02 20:29:31,223 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-02 20:29:31,223 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-02 20:29:31,223 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-02 20:29:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-02 20:29:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-02 20:29:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-02 20:29:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-11-02 20:29:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-11-02 20:29:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-11-02 20:29:31,228 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-11-02 20:29:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:29:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-11-02 20:29:31,229 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-11-02 20:29:31,230 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-11-02 20:29:31,230 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-11-02 20:29:31,230 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-02 20:29:31,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-02 20:29:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 20:29:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 20:29:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:29:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:29:31,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:29:31,786 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:29:31,795 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:29:34,612 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:29:34,624 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:29:34,624 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-02 20:29:34,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:29:34 BoogieIcfgContainer [2022-11-02 20:29:34,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:29:34,631 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:29:34,631 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:29:34,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:29:34,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:29:27" (1/3) ... [2022-11-02 20:29:34,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e16b90b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:29:34, skipping insertion in model container [2022-11-02 20:29:34,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:30" (2/3) ... [2022-11-02 20:29:34,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e16b90b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:29:34, skipping insertion in model container [2022-11-02 20:29:34,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:29:34" (3/3) ... [2022-11-02 20:29:34,643 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_pthread_mutex_unlock.i [2022-11-02 20:29:34,668 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:29:34,669 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-02 20:29:34,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e16b90b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:29:34, skipping insertion in model container [2022-11-02 20:29:34,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:29:34,672 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:29:34,673 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:29:34,673 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:29:34,674 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:29:34" (3/3) ... [2022-11-02 20:29:34,681 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:29:34,691 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-11-02 20:29:34,691 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-11-02 20:29:34,691 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-11-02 20:29:34,692 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-11-02 20:29:34,692 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-11-02 20:29:34,692 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-11-02 20:29:34,692 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:29:34,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-11-02 20:29:34,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-11-02 20:29:34,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:29:34,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-02 20:29:34,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-11-02 20:29:34,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-02 20:29:34,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-11-02 20:29:34,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-11-02 20:29:34,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-02 20:29:34,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-11-02 20:29:34,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-11-02 20:29:34,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-02 20:29:34,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-11-02 20:29:34,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-11-02 20:29:34,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-11-02 20:29:34,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-11-02 20:29:34,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-11-02 20:29:34,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-02 20:29:34,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-11-02 20:29:34,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:29:34,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-11-02 20:29:34,722 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2022-11-02 20:29:34,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-11-02 20:29:34,726 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-02 20:29:34,728 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-02 20:29:34,730 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:29:34,732 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:29:34,938 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:29:34,938 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:29:34,943 INFO L158 Benchmark]: Toolchain (without parser) took 7018.65ms. Allocated memory was 100.7MB in the beginning and 178.3MB in the end (delta: 77.6MB). Free memory was 58.1MB in the beginning and 96.0MB in the end (delta: -37.9MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2022-11-02 20:29:34,943 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 100.7MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:29:34,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2731.29ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 57.9MB in the beginning and 64.9MB in the end (delta: -7.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-11-02 20:29:34,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 244.84ms. Allocated memory is still 121.6MB. Free memory was 64.9MB in the beginning and 56.0MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:29:34,946 INFO L158 Benchmark]: Boogie Preprocessor took 184.69ms. Allocated memory is still 121.6MB. Free memory was 55.5MB in the beginning and 80.2MB in the end (delta: -24.7MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2022-11-02 20:29:34,947 INFO L158 Benchmark]: RCFGBuilder took 3529.79ms. Allocated memory was 121.6MB in the beginning and 178.3MB in the end (delta: 56.6MB). Free memory was 80.2MB in the beginning and 115.9MB in the end (delta: -35.7MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. [2022-11-02 20:29:34,947 INFO L158 Benchmark]: TraceAbstraction took 40.51ms. Allocated memory is still 178.3MB. Free memory was 114.9MB in the beginning and 112.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:29:34,948 INFO L158 Benchmark]: Witness Printer took 265.92ms. Allocated memory is still 178.3MB. Free memory was 112.8MB in the beginning and 96.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-02 20:29:34,950 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 100.7MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2731.29ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 57.9MB in the beginning and 64.9MB in the end (delta: -7.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 244.84ms. Allocated memory is still 121.6MB. Free memory was 64.9MB in the beginning and 56.0MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 184.69ms. Allocated memory is still 121.6MB. Free memory was 55.5MB in the beginning and 80.2MB in the end (delta: -24.7MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3529.79ms. Allocated memory was 121.6MB in the beginning and 178.3MB in the end (delta: 56.6MB). Free memory was 80.2MB in the beginning and 115.9MB in the end (delta: -35.7MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. * TraceAbstraction took 40.51ms. Allocated memory is still 178.3MB. Free memory was 114.9MB in the beginning and 112.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 265.92ms. Allocated memory is still 178.3MB. Free memory was 112.8MB in the beginning and 96.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-02 20:29:34,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d186cb3-5a84-428b-aab1-a49d923975af/bin/uautomizer-Dbtcem3rbc/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