./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/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_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8 --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-47ea020 [2021-11-07 01:26:50,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:26:50,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:26:50,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:26:50,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:26:50,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:26:50,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:26:50,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:26:50,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:26:50,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:26:50,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:26:50,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:26:50,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:26:50,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:26:50,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:26:50,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:26:50,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:26:50,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:26:50,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:26:50,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:26:50,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:26:50,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:26:50,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:26:50,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:26:50,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:26:51,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:26:51,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:26:51,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:26:51,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:26:51,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:26:51,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:26:51,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:26:51,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:26:51,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:26:51,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:26:51,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:26:51,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:26:51,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:26:51,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:26:51,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:26:51,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:26:51,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:26:51,038 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:26:51,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:26:51,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:26:51,040 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:26:51,040 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:26:51,040 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:26:51,041 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:26:51,041 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:26:51,041 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:26:51,042 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:26:51,042 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:26:51,042 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:26:51,043 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:26:51,043 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:26:51,043 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:26:51,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:26:51,045 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:26:51,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:26:51,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:26:51,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:26:51,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:26:51,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:26:51,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:26:51,047 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:26:51,047 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:26:51,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:26:51,048 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:26:51,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:26:51,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:26:51,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:26:51,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:26:51,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:26:51,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:26:51,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:26:51,051 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:26:51,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:26:51,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:26:51,051 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:26:51,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:26:51,052 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_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-07 01:26:51,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:26:51,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:26:51,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:26:51,349 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:26:51,350 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:26:51,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-07 01:26:51,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data/66cb7d213/7ac6e81bf2b84d918c27b9224e3ab114/FLAG9acaa1316 [2021-11-07 01:26:52,119 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:26:52,120 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-07 01:26:52,161 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data/66cb7d213/7ac6e81bf2b84d918c27b9224e3ab114/FLAG9acaa1316 [2021-11-07 01:26:52,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data/66cb7d213/7ac6e81bf2b84d918c27b9224e3ab114 [2021-11-07 01:26:52,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:26:52,294 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:26:52,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:26:52,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:26:52,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:26:52,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:26:52" (1/1) ... [2021-11-07 01:26:52,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24fe1df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:52, skipping insertion in model container [2021-11-07 01:26:52,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:26:52" (1/1) ... [2021-11-07 01:26:52,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:26:52,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:26:52,626 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_9b10d79f-556c-4c58-8a48-7e51041501b0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-07 01:26:53,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:26:53,789 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) [2021-11-07 01:26:53,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f471e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:53, skipping insertion in model container [2021-11-07 01:26:53,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:26:53,790 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:26:53,792 INFO L168 Benchmark]: Toolchain (without parser) took 1496.59 ms. Allocated memory was 104.9 MB in the beginning and 161.5 MB in the end (delta: 56.6 MB). Free memory was 62.7 MB in the beginning and 132.6 MB in the end (delta: -69.8 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:26:53,793 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 104.9 MB. Free memory is still 83.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:26:53,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1492.35 ms. Allocated memory was 104.9 MB in the beginning and 161.5 MB in the end (delta: 56.6 MB). Free memory was 62.6 MB in the beginning and 132.6 MB in the end (delta: -70.0 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:26:53,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 104.9 MB. Free memory is still 83.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1492.35 ms. Allocated memory was 104.9 MB in the beginning and 161.5 MB in the end (delta: 56.6 MB). Free memory was 62.6 MB in the beginning and 132.6 MB in the end (delta: -70.0 MB). Peak memory consumption was 19.6 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_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/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_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8 --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-47ea020 [2021-11-07 01:26:56,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:26:56,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:26:56,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:26:56,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:26:56,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:26:56,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:26:56,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:26:56,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:26:56,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:26:56,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:26:56,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:26:56,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:26:56,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:26:56,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:26:56,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:26:56,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:26:56,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:26:56,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:26:56,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:26:56,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:26:56,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:26:56,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:26:56,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:26:56,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:26:56,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:26:56,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:26:56,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:26:56,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:26:56,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:26:56,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:26:56,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:26:56,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:26:56,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:26:56,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:26:56,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:26:56,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:26:56,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:26:56,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:26:56,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:26:56,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:26:56,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:26:56,222 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:26:56,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:26:56,224 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:26:56,224 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:26:56,224 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:26:56,224 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:26:56,225 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:26:56,225 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:26:56,225 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:26:56,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:26:56,228 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:26:56,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:26:56,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:26:56,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:26:56,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:26:56,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:26:56,229 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:26:56,230 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:26:56,230 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:26:56,230 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:26:56,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:26:56,230 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:26:56,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:26:56,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:26:56,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:26:56,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:26:56,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:26:56,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:26:56,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:26:56,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:26:56,233 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:26:56,233 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:26:56,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:26:56,233 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:26:56,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:26:56,234 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_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-07 01:26:56,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:26:56,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:26:56,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:26:56,652 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:26:56,653 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:26:56,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-07 01:26:56,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data/7692dde66/bd03e3e9563944e5952f9f006f6bd1e0/FLAG16c4b3044 [2021-11-07 01:26:57,507 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:26:57,508 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-07 01:26:57,536 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data/7692dde66/bd03e3e9563944e5952f9f006f6bd1e0/FLAG16c4b3044 [2021-11-07 01:26:57,593 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/data/7692dde66/bd03e3e9563944e5952f9f006f6bd1e0 [2021-11-07 01:26:57,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:26:57,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:26:57,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:26:57,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:26:57,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:26:57,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:26:57" (1/1) ... [2021-11-07 01:26:57,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7432c088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:57, skipping insertion in model container [2021-11-07 01:26:57,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:26:57" (1/1) ... [2021-11-07 01:26:57,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:26:57,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:26:57,956 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_9b10d79f-556c-4c58-8a48-7e51041501b0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-07 01:26:59,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:26:59,293 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:26:59,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:26:59,330 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_9b10d79f-556c-4c58-8a48-7e51041501b0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-07 01:26:59,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:26:59,527 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:26:59,538 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_9b10d79f-556c-4c58-8a48-7e51041501b0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-07 01:26:59,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:26:59,926 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:26:59,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59 WrapperNode [2021-11-07 01:26:59,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:26:59,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:26:59,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:26:59,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:26:59,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:27:00,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:27:00,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:27:00,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:27:00,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:27:00,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:27:00,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:27:00,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:27:00,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (1/1) ... [2021-11-07 01:27:00,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:27:00,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:27:00,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:27:00,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:27:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:27:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-07 01:27:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:27:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:27:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:27:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:27:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:27:00,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:27:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:27:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 01:27:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-07 01:27:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 01:27:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:27:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:27:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:27:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:27:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-07 01:27:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 01:27:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:27:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 01:27:08,823 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:27:08,823 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-07 01:27:08,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:27:08 BoogieIcfgContainer [2021-11-07 01:27:08,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:27:08,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:27:08,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:27:08,831 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:27:08,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:26:57" (1/3) ... [2021-11-07 01:27:08,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@634cbbf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:27:08, skipping insertion in model container [2021-11-07 01:27:08,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:26:59" (2/3) ... [2021-11-07 01:27:08,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@634cbbf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:27:08, skipping insertion in model container [2021-11-07 01:27:08,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:27:08" (3/3) ... [2021-11-07 01:27:08,834 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_pthread_mutex_unlock.i [2021-11-07 01:27:08,840 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:27:08,840 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 01:27:08,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@634cbbf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:27:08, skipping insertion in model container [2021-11-07 01:27:08,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:27:08,843 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:27:08,843 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:27:08,843 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:27:08,843 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:27:08" (3/3) ... [2021-11-07 01:27:08,846 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:27:08,891 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-07 01:27:08,894 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-11-07 01:27:08,898 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-11-07 01:27:08,901 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-07 01:27:08,904 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:27:08,908 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:27:09,134 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:27:09,135 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:27:09,137 INFO L168 Benchmark]: Toolchain (without parser) took 11534.36 ms. Allocated memory was 58.7 MB in the beginning and 188.7 MB in the end (delta: 130.0 MB). Free memory was 33.8 MB in the beginning and 77.8 MB in the end (delta: -44.0 MB). Peak memory consumption was 88.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:27:09,138 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 58.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:27:09,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2323.35 ms. Allocated memory was 58.7 MB in the beginning and 113.2 MB in the end (delta: 54.5 MB). Free memory was 33.6 MB in the beginning and 61.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:27:09,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.38 ms. Allocated memory is still 113.2 MB. Free memory was 61.7 MB in the beginning and 49.6 MB in the end (delta: 12.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:27:09,140 INFO L168 Benchmark]: Boogie Preprocessor took 190.51 ms. Allocated memory is still 113.2 MB. Free memory was 49.6 MB in the beginning and 64.5 MB in the end (delta: -14.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:27:09,140 INFO L168 Benchmark]: RCFGBuilder took 8445.98 ms. Allocated memory was 113.2 MB in the beginning and 188.7 MB in the end (delta: 75.5 MB). Free memory was 64.5 MB in the beginning and 109.2 MB in the end (delta: -44.7 MB). Peak memory consumption was 111.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:27:09,140 INFO L168 Benchmark]: TraceAbstraction took 13.57 ms. Allocated memory is still 188.7 MB. Free memory was 108.2 MB in the beginning and 107.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:27:09,141 INFO L168 Benchmark]: Witness Printer took 293.04 ms. Allocated memory is still 188.7 MB. Free memory was 107.1 MB in the beginning and 77.8 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:27:09,143 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 58.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2323.35 ms. Allocated memory was 58.7 MB in the beginning and 113.2 MB in the end (delta: 54.5 MB). Free memory was 33.6 MB in the beginning and 61.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 258.38 ms. Allocated memory is still 113.2 MB. Free memory was 61.7 MB in the beginning and 49.6 MB in the end (delta: 12.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 190.51 ms. Allocated memory is still 113.2 MB. Free memory was 49.6 MB in the beginning and 64.5 MB in the end (delta: -14.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8445.98 ms. Allocated memory was 113.2 MB in the beginning and 188.7 MB in the end (delta: 75.5 MB). Free memory was 64.5 MB in the beginning and 109.2 MB in the end (delta: -44.7 MB). Peak memory consumption was 111.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13.57 ms. Allocated memory is still 188.7 MB. Free memory was 108.2 MB in the beginning and 107.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 293.04 ms. Allocated memory is still 188.7 MB. Free memory was 107.1 MB in the beginning and 77.8 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-07 01:27:09,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b10d79f-556c-4c58-8a48-7e51041501b0/bin/utaipan-UUZaoUuFF8/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