./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/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_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG --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 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 ........................................................................................................................................... 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_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/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_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG --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 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:23:14,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:23:14,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:23:14,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:23:14,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:23:14,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:23:14,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:23:14,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:23:14,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:23:14,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:23:14,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:23:14,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:23:14,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:23:14,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:23:14,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:23:14,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:23:14,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:23:14,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:23:14,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:23:14,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:23:14,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:23:14,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:23:14,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:23:14,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:23:14,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:23:14,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:23:14,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:23:14,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:23:14,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:23:14,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:23:14,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:23:14,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:23:14,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:23:14,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:23:14,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:23:14,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:23:14,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:23:14,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:23:14,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:23:14,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:23:14,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:23:14,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:23:14,691 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:23:14,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:23:14,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:23:14,694 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:23:14,695 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:23:14,695 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:23:14,696 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:23:14,696 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:23:14,697 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:23:14,697 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:23:14,707 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:23:14,708 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:23:14,708 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:23:14,708 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:23:14,709 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:23:14,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:23:14,711 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:23:14,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:23:14,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:23:14,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:23:14,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:23:14,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:23:14,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:23:14,713 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:23:14,713 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:23:14,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:23:14,714 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:23:14,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:23:14,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:23:14,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:23:14,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:23:14,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:23:14,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:23:14,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:23:14,720 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:23:14,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:23:14,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:23:14,721 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:23:14,721 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:23:14,722 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_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-10-29 05:23:15,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:23:15,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:23:15,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:23:15,152 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:23:15,153 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:23:15,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-29 05:23:15,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data/e7b115a25/c863cce6696d4834bbff758b8d725dc8/FLAGfc0dfc17f [2021-10-29 05:23:16,344 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:23:16,346 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-29 05:23:16,411 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data/e7b115a25/c863cce6696d4834bbff758b8d725dc8/FLAGfc0dfc17f [2021-10-29 05:23:16,815 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data/e7b115a25/c863cce6696d4834bbff758b8d725dc8 [2021-10-29 05:23:16,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:23:16,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:23:16,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:23:16,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:23:16,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:23:16,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:23:16" (1/1) ... [2021-10-29 05:23:16,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1064356f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:16, skipping insertion in model container [2021-10-29 05:23:16,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:23:16" (1/1) ... [2021-10-29 05:23:16,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:23:16,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:23:17,353 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_622b36c9-b2ae-45b3-9842-49ffb3522dfe/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-29 05:23:18,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:23:18,941 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) [2021-10-29 05:23:18,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24ce9884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:18, skipping insertion in model container [2021-10-29 05:23:18,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:23:18,944 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:23:18,947 INFO L168 Benchmark]: Toolchain (without parser) took 2124.44 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 63.1 MB in the beginning and 68.7 MB in the end (delta: -5.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:18,949 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 102.8 MB. Free memory is still 55.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:23:18,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2109.93 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 62.8 MB in the beginning and 68.7 MB in the end (delta: -5.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:18,953 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 102.8 MB. Free memory is still 55.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2109.93 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 62.8 MB in the beginning and 68.7 MB in the end (delta: -5.9 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-b2eff8b [2021-10-29 05:23:22,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:23:22,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:23:22,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:23:22,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:23:22,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:23:22,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:23:22,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:23:22,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:23:22,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:23:22,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:23:22,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:23:22,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:23:22,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:23:22,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:23:22,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:23:22,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:23:22,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:23:22,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:23:22,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:23:22,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:23:22,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:23:22,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:23:22,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:23:22,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:23:22,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:23:22,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:23:22,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:23:22,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:23:22,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:23:22,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:23:22,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:23:22,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:23:22,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:23:22,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:23:22,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:23:22,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:23:22,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:23:22,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:23:22,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:23:22,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:23:22,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:23:22,537 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:23:22,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:23:22,543 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:23:22,544 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:23:22,545 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:23:22,545 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:23:22,545 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:23:22,546 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:23:22,546 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:23:22,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:23:22,550 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:23:22,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:23:22,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:23:22,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:23:22,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:23:22,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:23:22,552 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:23:22,553 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:23:22,553 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:23:22,553 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:23:22,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:23:22,554 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:23:22,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:23:22,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:23:22,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:23:22,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:23:22,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:23:22,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:23:22,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:23:22,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:23:22,557 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:23:22,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:23:22,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:23:22,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:23:22,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:23:22,559 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_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-10-29 05:23:23,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:23:23,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:23:23,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:23:23,270 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:23:23,271 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:23:23,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-29 05:23:23,388 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data/036d27359/1b7285c3dc9b49f786a60c35bd679362/FLAG3efb88b9b [2021-10-29 05:23:24,766 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:23:24,766 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-10-29 05:23:24,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data/036d27359/1b7285c3dc9b49f786a60c35bd679362/FLAG3efb88b9b [2021-10-29 05:23:25,076 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/data/036d27359/1b7285c3dc9b49f786a60c35bd679362 [2021-10-29 05:23:25,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:23:25,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:23:25,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:23:25,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:23:25,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:23:25,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:23:25" (1/1) ... [2021-10-29 05:23:25,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1449ba14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:25, skipping insertion in model container [2021-10-29 05:23:25,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:23:25" (1/1) ... [2021-10-29 05:23:25,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:23:25,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:23:25,568 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_622b36c9-b2ae-45b3-9842-49ffb3522dfe/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-29 05:23:28,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:23:28,453 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:23:28,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:23:28,492 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_622b36c9-b2ae-45b3-9842-49ffb3522dfe/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-29 05:23:28,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:23:28,778 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:23:28,813 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_622b36c9-b2ae-45b3-9842-49ffb3522dfe/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-10-29 05:23:29,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:23:29,441 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:23:29,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29 WrapperNode [2021-10-29 05:23:29,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:23:29,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:23:29,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:23:29,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:23:29,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:29,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:29,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:23:29,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:23:29,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:23:29,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:23:29,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:29,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:29,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:29,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:30,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:30,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:30,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:30,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:23:30,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:23:30,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:23:30,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:23:30,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (1/1) ... [2021-10-29 05:23:30,165 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:23:30,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:23:30,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:23:30,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:23:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:23:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-29 05:23:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:23:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-29 05:23:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 05:23:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 05:23:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:23:30,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:23:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-29 05:23:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 05:23:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-29 05:23:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-29 05:23:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:23:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 05:23:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-29 05:23:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-29 05:23:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-29 05:23:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 05:23:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-29 05:23:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-29 05:23:42,191 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:23:42,192 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-29 05:23:42,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:23:42 BoogieIcfgContainer [2021-10-29 05:23:42,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:23:42,204 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:23:42,204 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:23:42,209 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:23:42,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:23:25" (1/3) ... [2021-10-29 05:23:42,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5abff517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:23:42, skipping insertion in model container [2021-10-29 05:23:42,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:29" (2/3) ... [2021-10-29 05:23:42,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5abff517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:23:42, skipping insertion in model container [2021-10-29 05:23:42,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:23:42" (3/3) ... [2021-10-29 05:23:42,216 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_pthread_mutex_unlock.i [2021-10-29 05:23:42,226 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:23:42,226 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-29 05:23:42,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5abff517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:23:42, skipping insertion in model container [2021-10-29 05:23:42,230 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:23:42,233 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:23:42,233 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:23:42,234 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:23:42,235 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:23:42" (3/3) ... [2021-10-29 05:23:42,240 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:23:42,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-29 05:23:42,313 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-29 05:23:42,319 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-29 05:23:42,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 05:23:42,330 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:23:42,335 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:23:42,610 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:23:42,610 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:23:42,613 INFO L168 Benchmark]: Toolchain (without parser) took 17530.07 ms. Allocated memory was 58.7 MB in the beginning and 207.6 MB in the end (delta: 148.9 MB). Free memory was 34.2 MB in the beginning and 56.3 MB in the end (delta: -22.1 MB). Peak memory consumption was 127.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:42,614 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 58.7 MB. Free memory is still 40.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:23:42,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4359.94 ms. Allocated memory was 58.7 MB in the beginning and 107.0 MB in the end (delta: 48.2 MB). Free memory was 34.0 MB in the beginning and 56.6 MB in the end (delta: -22.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:42,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 419.01 ms. Allocated memory is still 107.0 MB. Free memory was 56.6 MB in the beginning and 65.5 MB in the end (delta: -8.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:42,616 INFO L168 Benchmark]: Boogie Preprocessor took 278.35 ms. Allocated memory is still 107.0 MB. Free memory was 65.5 MB in the beginning and 55.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:42,617 INFO L168 Benchmark]: RCFGBuilder took 12050.43 ms. Allocated memory was 107.0 MB in the beginning and 207.6 MB in the end (delta: 100.7 MB). Free memory was 55.4 MB in the beginning and 87.7 MB in the end (delta: -32.4 MB). Peak memory consumption was 105.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:42,617 INFO L168 Benchmark]: TraceAbstraction took 27.16 ms. Allocated memory is still 207.6 MB. Free memory was 87.7 MB in the beginning and 86.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:23:42,618 INFO L168 Benchmark]: Witness Printer took 377.47 ms. Allocated memory is still 207.6 MB. Free memory was 86.7 MB in the beginning and 56.3 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:42,622 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 58.7 MB. Free memory is still 40.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4359.94 ms. Allocated memory was 58.7 MB in the beginning and 107.0 MB in the end (delta: 48.2 MB). Free memory was 34.0 MB in the beginning and 56.6 MB in the end (delta: -22.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 419.01 ms. Allocated memory is still 107.0 MB. Free memory was 56.6 MB in the beginning and 65.5 MB in the end (delta: -8.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 278.35 ms. Allocated memory is still 107.0 MB. Free memory was 65.5 MB in the beginning and 55.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12050.43 ms. Allocated memory was 107.0 MB in the beginning and 207.6 MB in the end (delta: 100.7 MB). Free memory was 55.4 MB in the beginning and 87.7 MB in the end (delta: -32.4 MB). Peak memory consumption was 105.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 27.16 ms. Allocated memory is still 207.6 MB. Free memory was 87.7 MB in the beginning and 86.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 377.47 ms. Allocated memory is still 207.6 MB. Free memory was 86.7 MB in the beginning and 56.3 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 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! [2021-10-29 05:23:42,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622b36c9-b2ae-45b3-9842-49ffb3522dfe/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...