./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 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/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_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:53:58,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:53:58,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:53:58,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:53:58,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:53:58,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:53:58,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:53:58,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:53:58,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:53:58,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:53:58,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:53:58,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:53:58,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:53:58,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:53:58,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:53:58,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:53:58,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:53:58,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:53:58,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:53:58,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:53:58,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:53:58,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:53:58,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:53:58,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:53:58,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:53:58,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:53:58,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:53:58,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:53:58,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:53:58,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:53:58,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:53:58,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:53:58,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:53:58,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:53:58,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:53:58,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:53:58,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:53:58,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:53:58,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:53:58,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:53:58,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:53:58,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 03:53:58,534 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:53:58,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:53:58,539 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:53:58,539 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:53:58,539 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:53:58,540 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:53:58,540 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 03:53:58,540 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:53:58,540 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:53:58,540 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 03:53:58,541 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 03:53:58,541 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:53:58,541 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 03:53:58,541 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 03:53:58,541 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 03:53:58,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:53:58,546 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 03:53:58,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:53:58,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 03:53:58,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:53:58,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:53:58,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:53:58,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:53:58,547 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:53:58,547 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 03:53:58,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:53:58,548 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:53:58,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:53:58,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:53:58,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:53:58,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:53:58,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:53:58,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:53:58,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:53:58,549 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 03:53:58,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 03:53:58,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:53:58,550 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:53:58,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:53:58,550 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_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-03 03:53:58,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:53:58,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:53:58,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:53:58,937 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:53:58,938 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:53:58,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-03 03:53:59,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data/e2d3f875f/025cbd8e69da4e0993d82ade43a17b2a/FLAGe809be8a7 [2021-11-03 03:53:59,793 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:53:59,794 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-03 03:53:59,827 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data/e2d3f875f/025cbd8e69da4e0993d82ade43a17b2a/FLAGe809be8a7 [2021-11-03 03:53:59,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data/e2d3f875f/025cbd8e69da4e0993d82ade43a17b2a [2021-11-03 03:53:59,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:53:59,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:53:59,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:53:59,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:53:59,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:53:59,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:53:59" (1/1) ... [2021-11-03 03:53:59,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e33aac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:53:59, skipping insertion in model container [2021-11-03 03:53:59,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:53:59" (1/1) ... [2021-11-03 03:53:59,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:54:00,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:54:00,315 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_6319d407-7335-4770-b79a-5e9fc5a11552/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-03 03:54:01,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:54:01,400 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) [2021-11-03 03:54:01,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d93e41e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:01, skipping insertion in model container [2021-11-03 03:54:01,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:54:01,401 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 03:54:01,403 INFO L168 Benchmark]: Toolchain (without parser) took 1451.93 ms. Allocated memory was 83.9 MB in the beginning and 107.0 MB in the end (delta: 23.1 MB). Free memory was 57.2 MB in the beginning and 52.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-11-03 03:54:01,404 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 83.9 MB. Free memory was 61.8 MB in the beginning and 61.7 MB in the end (delta: 39.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:54:01,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1449.80 ms. Allocated memory was 83.9 MB in the beginning and 107.0 MB in the end (delta: 23.1 MB). Free memory was 57.0 MB in the beginning and 52.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-11-03 03:54:01,407 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 83.9 MB. Free memory was 61.8 MB in the beginning and 61.7 MB in the end (delta: 39.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1449.80 ms. Allocated memory was 83.9 MB in the beginning and 107.0 MB in the end (delta: 23.1 MB). Free memory was 57.0 MB in the beginning and 52.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 25.2 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/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_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:54:03,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:54:03,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:54:03,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:54:03,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:54:03,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:54:03,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:54:03,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:54:03,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:54:03,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:54:03,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:54:03,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:54:03,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:54:03,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:54:03,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:54:03,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:54:03,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:54:03,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:54:03,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:54:03,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:54:03,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:54:03,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:54:03,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:54:03,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:54:03,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:54:03,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:54:03,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:54:03,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:54:03,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:54:03,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:54:03,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:54:03,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:54:03,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:54:03,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:54:03,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:54:03,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:54:03,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:54:03,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:54:03,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:54:03,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:54:03,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:54:03,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-03 03:54:03,880 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:54:03,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:54:03,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:54:03,883 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:54:03,883 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:54:03,883 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:54:03,883 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:54:03,884 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:54:03,885 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:54:03,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:54:03,888 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 03:54:03,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 03:54:03,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:54:03,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:54:03,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:54:03,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:54:03,889 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:54:03,890 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 03:54:03,890 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 03:54:03,890 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 03:54:03,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:54:03,891 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:54:03,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:54:03,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:54:03,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 03:54:03,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:54:03,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:54:03,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:54:03,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:54:03,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:54:03,894 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 03:54:03,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 03:54:03,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:54:03,895 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:54:03,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:54:03,896 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_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-03 03:54:04,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:54:04,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:54:04,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:54:04,328 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:54:04,329 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:54:04,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-03 03:54:04,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data/e32af47eb/7d7961627a264454bd7efb04ab129785/FLAG35e854c29 [2021-11-03 03:54:05,209 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:54:05,210 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-03 03:54:05,247 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data/e32af47eb/7d7961627a264454bd7efb04ab129785/FLAG35e854c29 [2021-11-03 03:54:05,307 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/data/e32af47eb/7d7961627a264454bd7efb04ab129785 [2021-11-03 03:54:05,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:54:05,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:54:05,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:54:05,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:54:05,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:54:05,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:54:05" (1/1) ... [2021-11-03 03:54:05,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7619ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:05, skipping insertion in model container [2021-11-03 03:54:05,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:54:05" (1/1) ... [2021-11-03 03:54:05,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:54:05,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:54:05,667 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_6319d407-7335-4770-b79a-5e9fc5a11552/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-03 03:54:06,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:54:06,941 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 03:54:06,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:54:06,980 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_6319d407-7335-4770-b79a-5e9fc5a11552/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-03 03:54:07,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:54:07,188 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 03:54:07,200 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_6319d407-7335-4770-b79a-5e9fc5a11552/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-03 03:54:07,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:54:07,666 INFO L208 MainTranslator]: Completed translation [2021-11-03 03:54:07,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07 WrapperNode [2021-11-03 03:54:07,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:54:07,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 03:54:07,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 03:54:07,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 03:54:07,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:07,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:07,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 03:54:07,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 03:54:07,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 03:54:07,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 03:54:07,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:07,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:07,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:07,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:08,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:08,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:08,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:08,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 03:54:08,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 03:54:08,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 03:54:08,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 03:54:08,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (1/1) ... [2021-11-03 03:54:08,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:54:08,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:54:08,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 03:54:08,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 03:54:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 03:54:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-03 03:54:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 03:54:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-03 03:54:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 03:54:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-03 03:54:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 03:54:08,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 03:54:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-03 03:54:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-03 03:54:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-03 03:54:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-03 03:54:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 03:54:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-03 03:54:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-03 03:54:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-03 03:54:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-03 03:54:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-03 03:54:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-03 03:54:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-03 03:54:16,020 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 03:54:16,020 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-03 03:54:16,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:54:16 BoogieIcfgContainer [2021-11-03 03:54:16,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 03:54:16,025 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 03:54:16,025 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 03:54:16,028 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 03:54:16,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:54:05" (1/3) ... [2021-11-03 03:54:16,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4652ca78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:54:16, skipping insertion in model container [2021-11-03 03:54:16,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:54:07" (2/3) ... [2021-11-03 03:54:16,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4652ca78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:54:16, skipping insertion in model container [2021-11-03 03:54:16,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:54:16" (3/3) ... [2021-11-03 03:54:16,031 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_pthread_mutex_unlock.i [2021-11-03 03:54:16,036 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 03:54:16,036 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-03 03:54:16,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4652ca78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 03:54:16, skipping insertion in model container [2021-11-03 03:54:16,038 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 03:54:16,038 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 03:54:16,039 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 03:54:16,039 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 03:54:16,039 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:54:16" (3/3) ... [2021-11-03 03:54:16,042 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-03 03:54:16,078 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-03 03:54:16,082 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-11-03 03:54:16,093 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-11-03 03:54:16,097 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-03 03:54:16,101 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-03 03:54:16,104 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 03:54:16,338 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/witness.graphml [2021-11-03 03:54:16,339 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 03:54:16,341 INFO L168 Benchmark]: Toolchain (without parser) took 11028.95 ms. Allocated memory was 52.4 MB in the beginning and 323.0 MB in the end (delta: 270.5 MB). Free memory was 24.7 MB in the beginning and 227.8 MB in the end (delta: -203.1 MB). Peak memory consumption was 66.7 MB. Max. memory is 16.1 GB. [2021-11-03 03:54:16,342 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 52.4 MB. Free memory was 33.9 MB in the beginning and 33.8 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:54:16,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2352.36 ms. Allocated memory was 52.4 MB in the beginning and 79.7 MB in the end (delta: 27.3 MB). Free memory was 24.5 MB in the beginning and 41.0 MB in the end (delta: -16.5 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. [2021-11-03 03:54:16,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 310.28 ms. Allocated memory is still 79.7 MB. Free memory was 41.0 MB in the beginning and 28.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-03 03:54:16,344 INFO L168 Benchmark]: Boogie Preprocessor took 150.01 ms. Allocated memory is still 79.7 MB. Free memory was 28.4 MB in the beginning and 37.7 MB in the end (delta: -9.3 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-11-03 03:54:16,345 INFO L168 Benchmark]: RCFGBuilder took 7893.47 ms. Allocated memory was 79.7 MB in the beginning and 323.0 MB in the end (delta: 243.3 MB). Free memory was 37.7 MB in the beginning and 259.3 MB in the end (delta: -221.6 MB). Peak memory consumption was 145.0 MB. Max. memory is 16.1 GB. [2021-11-03 03:54:16,345 INFO L168 Benchmark]: TraceAbstraction took 13.07 ms. Allocated memory is still 323.0 MB. Free memory is still 258.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:54:16,346 INFO L168 Benchmark]: Witness Printer took 301.15 ms. Allocated memory is still 323.0 MB. Free memory was 257.2 MB in the beginning and 227.8 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-11-03 03:54:16,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 52.4 MB. Free memory was 33.9 MB in the beginning and 33.8 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2352.36 ms. Allocated memory was 52.4 MB in the beginning and 79.7 MB in the end (delta: 27.3 MB). Free memory was 24.5 MB in the beginning and 41.0 MB in the end (delta: -16.5 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 310.28 ms. Allocated memory is still 79.7 MB. Free memory was 41.0 MB in the beginning and 28.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 150.01 ms. Allocated memory is still 79.7 MB. Free memory was 28.4 MB in the beginning and 37.7 MB in the end (delta: -9.3 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 7893.47 ms. Allocated memory was 79.7 MB in the beginning and 323.0 MB in the end (delta: 243.3 MB). Free memory was 37.7 MB in the beginning and 259.3 MB in the end (delta: -221.6 MB). Peak memory consumption was 145.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13.07 ms. Allocated memory is still 323.0 MB. Free memory is still 258.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 301.15 ms. Allocated memory is still 323.0 MB. Free memory was 257.2 MB in the beginning and 227.8 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-03 03:54:16,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6319d407-7335-4770-b79a-5e9fc5a11552/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE