./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 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a16c99bdf3ae728e7fbcd17390cde95cbfb9e53 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a16c99bdf3ae728e7fbcd17390cde95cbfb9e53 .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:22:26,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:22:26,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:22:26,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:22:26,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:22:26,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:22:26,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:22:26,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:22:26,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:22:26,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:22:26,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:22:26,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:22:26,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:22:26,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:22:26,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:22:26,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:22:26,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:22:26,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:22:26,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:22:26,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:22:26,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:22:26,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:22:26,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:22:26,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:22:26,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:22:26,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:22:26,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:22:26,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:22:26,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:22:26,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:22:26,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:22:26,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:22:26,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:22:26,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:22:26,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:22:26,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:22:26,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:22:26,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:22:26,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:22:26,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:22:26,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:22:26,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 02:22:26,819 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:22:26,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:22:26,821 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:22:26,821 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:22:26,821 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:22:26,821 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:22:26,822 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:22:26,822 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:22:26,828 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:22:26,829 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:22:26,830 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:22:26,830 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:22:26,830 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:22:26,831 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:22:26,831 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:22:26,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:22:26,832 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:22:26,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:22:26,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:22:26,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:22:26,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:22:26,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:22:26,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:22:26,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:22:26,834 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:22:26,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:22:26,834 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:22:26,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:22:26,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:22:26,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:22:26,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:22:26,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:22:26,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:22:26,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:22:26,838 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:22:26,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:22:26,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:22:26,838 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:22:26,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:22:26,838 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a16c99bdf3ae728e7fbcd17390cde95cbfb9e53 [2021-10-16 02:22:27,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:22:27,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:22:27,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:22:27,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:22:27,122 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:22:27,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-16 02:22:27,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data/de197d14e/12fb69e4f48046379d40f08518444d58/FLAG0538a9766 [2021-10-16 02:22:27,956 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:22:27,958 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-16 02:22:28,003 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data/de197d14e/12fb69e4f48046379d40f08518444d58/FLAG0538a9766 [2021-10-16 02:22:28,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data/de197d14e/12fb69e4f48046379d40f08518444d58 [2021-10-16 02:22:28,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:22:28,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:22:28,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:22:28,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:22:28,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:22:28,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:22:28" (1/1) ... [2021-10-16 02:22:28,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ce5c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:28, skipping insertion in model container [2021-10-16 02:22:28,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:22:28" (1/1) ... [2021-10-16 02:22:28,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:22:28,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:22:28,454 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_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-16 02:22:29,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:22:29,560 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-16 02:22:29,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bf95043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:29, skipping insertion in model container [2021-10-16 02:22:29,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:22:29,563 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:22:29,566 INFO L168 Benchmark]: Toolchain (without parser) took 1505.05 ms. Allocated memory is still 140.5 MB. Free memory was 98.2 MB in the beginning and 83.7 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:22:29,568 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 140.5 MB. Free memory was 113.2 MB in the beginning and 113.2 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:22:29,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1499.29 ms. Allocated memory is still 140.5 MB. Free memory was 97.9 MB in the beginning and 83.7 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:22:29,572 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 140.5 MB. Free memory was 113.2 MB in the beginning and 113.2 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1499.29 ms. Allocated memory is still 140.5 MB. Free memory was 97.9 MB in the beginning and 83.7 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2977]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:22:31,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:22:31,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:22:32,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:22:32,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:22:32,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:22:32,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:22:32,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:22:32,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:22:32,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:22:32,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:22:32,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:22:32,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:22:32,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:22:32,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:22:32,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:22:32,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:22:32,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:22:32,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:22:32,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:22:32,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:22:32,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:22:32,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:22:32,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:22:32,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:22:32,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:22:32,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:22:32,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:22:32,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:22:32,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:22:32,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:22:32,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:22:32,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:22:32,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:22:32,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:22:32,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:22:32,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:22:32,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:22:32,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:22:32,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:22:32,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:22:32,128 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 02:22:32,174 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:22:32,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:22:32,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:22:32,177 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:22:32,177 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:22:32,177 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:22:32,177 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:22:32,178 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:22:32,178 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:22:32,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:22:32,180 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:22:32,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:22:32,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:22:32,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:22:32,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:22:32,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:22:32,182 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:22:32,182 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:22:32,182 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:22:32,183 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:22:32,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:22:32,183 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:22:32,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:22:32,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:22:32,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:22:32,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:22:32,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:22:32,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:22:32,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:22:32,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:22:32,185 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:22:32,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:22:32,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:22:32,186 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:22:32,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:22:32,187 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a16c99bdf3ae728e7fbcd17390cde95cbfb9e53 [2021-10-16 02:22:32,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:22:32,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:22:32,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:22:32,598 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:22:32,599 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:22:32,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-16 02:22:32,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data/3123e0556/d066379c97924a66b7e9ae66806a8b92/FLAGe3b0def25 [2021-10-16 02:22:33,429 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:22:33,430 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-16 02:22:33,468 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data/3123e0556/d066379c97924a66b7e9ae66806a8b92/FLAGe3b0def25 [2021-10-16 02:22:33,563 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/data/3123e0556/d066379c97924a66b7e9ae66806a8b92 [2021-10-16 02:22:33,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:22:33,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:22:33,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:22:33,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:22:33,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:22:33,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:22:33" (1/1) ... [2021-10-16 02:22:33,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5029fbe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:33, skipping insertion in model container [2021-10-16 02:22:33,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:22:33" (1/1) ... [2021-10-16 02:22:33,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:22:33,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:22:33,893 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_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-16 02:22:35,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:22:35,455 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-16 02:22:35,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:22:35,512 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_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-16 02:22:35,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:22:35,763 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 02:22:35,775 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_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-16 02:22:35,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:22:36,133 INFO L208 MainTranslator]: Completed translation [2021-10-16 02:22:36,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36 WrapperNode [2021-10-16 02:22:36,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:22:36,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 02:22:36,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 02:22:36,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 02:22:36,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 02:22:36,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 02:22:36,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 02:22:36,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 02:22:36,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 02:22:36,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 02:22:36,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 02:22:36,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 02:22:36,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (1/1) ... [2021-10-16 02:22:36,576 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:22:36,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 02:22:36,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 02:22:36,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 02:22:36,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-16 02:22:36,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-16 02:22:36,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-16 02:22:36,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-16 02:22:36,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-16 02:22:36,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-16 02:22:36,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 02:22:36,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 02:22:36,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-16 02:22:36,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-16 02:22:36,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-16 02:22:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-16 02:22:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 02:22:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-16 02:22:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-16 02:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-16 02:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-16 02:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-16 02:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-16 02:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-16 02:22:45,944 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 02:22:45,945 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-16 02:22:45,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:22:45 BoogieIcfgContainer [2021-10-16 02:22:45,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 02:22:45,950 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 02:22:45,950 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 02:22:45,953 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 02:22:45,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:22:33" (1/3) ... [2021-10-16 02:22:45,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f862b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:22:45, skipping insertion in model container [2021-10-16 02:22:45,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:22:36" (2/3) ... [2021-10-16 02:22:45,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f862b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:22:45, skipping insertion in model container [2021-10-16 02:22:45,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:22:45" (3/3) ... [2021-10-16 02:22:45,956 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_pthread_mutex_unlock.i [2021-10-16 02:22:45,962 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 02:22:45,963 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-16 02:22:45,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f862b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:22:45, skipping insertion in model container [2021-10-16 02:22:45,964 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 02:22:45,984 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 02:22:45,984 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 02:22:45,985 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 02:22:45,985 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:22:45" (3/3) ... [2021-10-16 02:22:45,989 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 02:22:46,043 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-16 02:22:46,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-16 02:22:46,051 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-16 02:22:46,054 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-16 02:22:46,058 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-16 02:22:46,062 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 02:22:46,262 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 02:22:46,263 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 02:22:46,266 INFO L168 Benchmark]: Toolchain (without parser) took 12698.21 ms. Allocated memory was 71.3 MB in the beginning and 184.5 MB in the end (delta: 113.2 MB). Free memory was 47.1 MB in the beginning and 105.0 MB in the end (delta: -57.9 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. [2021-10-16 02:22:46,267 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 52.4 MB. Free memory is still 33.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:22:46,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2566.01 ms. Allocated memory was 71.3 MB in the beginning and 113.2 MB in the end (delta: 41.9 MB). Free memory was 47.0 MB in the beginning and 75.2 MB in the end (delta: -28.2 MB). Peak memory consumption was 40.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:22:46,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.08 ms. Allocated memory is still 113.2 MB. Free memory was 74.6 MB in the beginning and 62.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:22:46,270 INFO L168 Benchmark]: Boogie Preprocessor took 196.90 ms. Allocated memory is still 113.2 MB. Free memory was 62.5 MB in the beginning and 52.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:22:46,270 INFO L168 Benchmark]: RCFGBuilder took 9383.59 ms. Allocated memory was 113.2 MB in the beginning and 184.5 MB in the end (delta: 71.3 MB). Free memory was 52.1 MB in the beginning and 32.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 94.2 MB. Max. memory is 16.1 GB. [2021-10-16 02:22:46,271 INFO L168 Benchmark]: TraceAbstraction took 15.06 ms. Allocated memory is still 184.5 MB. Free memory is still 31.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:22:46,271 INFO L168 Benchmark]: Witness Printer took 279.59 ms. Allocated memory is still 184.5 MB. Free memory was 135.4 MB in the beginning and 105.0 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:22:46,274 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 52.4 MB. Free memory is still 33.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2566.01 ms. Allocated memory was 71.3 MB in the beginning and 113.2 MB in the end (delta: 41.9 MB). Free memory was 47.0 MB in the beginning and 75.2 MB in the end (delta: -28.2 MB). Peak memory consumption was 40.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 231.08 ms. Allocated memory is still 113.2 MB. Free memory was 74.6 MB in the beginning and 62.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 196.90 ms. Allocated memory is still 113.2 MB. Free memory was 62.5 MB in the beginning and 52.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 9383.59 ms. Allocated memory was 113.2 MB in the beginning and 184.5 MB in the end (delta: 71.3 MB). Free memory was 52.1 MB in the beginning and 32.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 94.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15.06 ms. Allocated memory is still 184.5 MB. Free memory is still 31.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 279.59 ms. Allocated memory is still 184.5 MB. Free memory was 135.4 MB in the beginning and 105.0 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! [2021-10-16 02:22:46,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb2cb10-ebfb-46bb-9a1c-2a8d8d05f771/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...