./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:56:44,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:56:44,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:56:44,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:56:44,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:56:44,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:56:44,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:56:44,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:56:44,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:56:44,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:56:44,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:56:44,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:56:44,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:56:44,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:56:44,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:56:44,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:56:44,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:56:44,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:56:44,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:56:44,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:56:44,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:56:44,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:56:44,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:56:44,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:56:44,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:56:44,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:56:44,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:56:44,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:56:44,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:56:44,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:56:44,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:56:44,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:56:44,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:56:45,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:56:45,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:56:45,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:56:45,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:56:45,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:56:45,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:56:45,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:56:45,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:56:45,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 20:56:45,030 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:56:45,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:56:45,030 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:56:45,031 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:56:45,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:56:45,032 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:56:45,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:56:45,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:56:45,033 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:56:45,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:56:45,033 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:56:45,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:56:45,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:56:45,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:56:45,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:56:45,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:56:45,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:56:45,035 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:56:45,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:56:45,035 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:56:45,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:56:45,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:56:45,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:56:45,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:56:45,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:56:45,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:56:45,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:56:45,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:56:45,037 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:56:45,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:56:45,037 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:56:45,038 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:56:45,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:56:45,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2022-11-18 20:56:45,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:56:45,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:56:45,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:56:45,337 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:56:45,338 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:56:45,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2022-11-18 20:56:45,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/data/878e6cd94/6bdcbd86b41349bab1b060299006e5b2/FLAG41f96ffe5 [2022-11-18 20:56:46,157 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:56:46,158 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2022-11-18 20:56:46,205 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/data/878e6cd94/6bdcbd86b41349bab1b060299006e5b2/FLAG41f96ffe5 [2022-11-18 20:56:46,314 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/data/878e6cd94/6bdcbd86b41349bab1b060299006e5b2 [2022-11-18 20:56:46,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:56:46,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:56:46,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:56:46,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:56:46,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:56:46,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:56:46" (1/1) ... [2022-11-18 20:56:46,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4399171f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:46, skipping insertion in model container [2022-11-18 20:56:46,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:56:46" (1/1) ... [2022-11-18 20:56:46,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:56:46,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:56:46,725 WARN L234 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_19fc324b-d472-437d-865b-0b63b9206be8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2022-11-18 20:56:47,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:56:47,788 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:56:47,808 WARN L234 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_19fc324b-d472-437d-865b-0b63b9206be8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2022-11-18 20:56:48,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:56:48,234 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:56:48,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48 WrapperNode [2022-11-18 20:56:48,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:56:48,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:56:48,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:56:48,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:56:48,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,311 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,406 INFO L138 Inliner]: procedures = 474, calls = 840, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1009 [2022-11-18 20:56:48,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:56:48,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:56:48,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:56:48,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:56:48,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,516 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:56:48,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:56:48,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:56:48,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:56:48,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (1/1) ... [2022-11-18 20:56:48,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:56:48,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:56:48,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:56:48,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:56:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-11-18 20:56:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-11-18 20:56:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 20:56:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-11-18 20:56:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 20:56:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 20:56:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:56:48,635 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 20:56:48,635 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 20:56:48,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 20:56:48,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-11-18 20:56:48,636 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-11-18 20:56:48,636 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-11-18 20:56:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 20:56:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:56:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:56:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-11-18 20:56:48,637 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-11-18 20:56:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:56:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 20:56:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:56:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:56:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-11-18 20:56:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-11-18 20:56:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-18 20:56:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-18 20:56:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-11-18 20:56:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-11-18 20:56:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:56:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:56:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-11-18 20:56:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-11-18 20:56:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 20:56:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 20:56:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 20:56:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-18 20:56:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-18 20:56:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:56:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 20:56:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-18 20:56:48,640 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-18 20:56:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-11-18 20:56:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-11-18 20:56:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-18 20:56:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-18 20:56:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 20:56:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-11-18 20:56:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-11-18 20:56:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-18 20:56:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-18 20:56:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-18 20:56:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-18 20:56:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-18 20:56:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-18 20:56:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-11-18 20:56:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-11-18 20:56:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-11-18 20:56:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-11-18 20:56:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:56:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-11-18 20:56:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-11-18 20:56:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-11-18 20:56:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-11-18 20:56:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-18 20:56:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-18 20:56:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 20:56:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 20:56:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 20:56:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 20:56:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:56:49,065 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:56:49,067 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:56:51,129 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:56:51,146 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:56:51,146 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-18 20:56:51,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:56:51 BoogieIcfgContainer [2022-11-18 20:56:51,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:56:51,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:56:51,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:56:51,157 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:56:51,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:56:46" (1/3) ... [2022-11-18 20:56:51,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3211ea45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:56:51, skipping insertion in model container [2022-11-18 20:56:51,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:56:48" (2/3) ... [2022-11-18 20:56:51,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3211ea45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:56:51, skipping insertion in model container [2022-11-18 20:56:51,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:56:51" (3/3) ... [2022-11-18 20:56:51,161 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_pthread_mutex_unlock.i [2022-11-18 20:56:51,181 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:56:51,182 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 20:56:51,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3211ea45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:56:51, skipping insertion in model container [2022-11-18 20:56:51,184 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:56:51,185 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:56:51,185 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:56:51,186 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:56:51,186 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:56:51" (3/3) ... [2022-11-18 20:56:51,189 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:56:51,202 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-11-18 20:56:51,202 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-11-18 20:56:51,202 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-11-18 20:56:51,202 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-11-18 20:56:51,203 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-11-18 20:56:51,203 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-11-18 20:56:51,203 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:56:51,203 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-11-18 20:56:51,203 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-11-18 20:56:51,203 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 20:56:51,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-18 20:56:51,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-11-18 20:56:51,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-18 20:56:51,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-11-18 20:56:51,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-11-18 20:56:51,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-18 20:56:51,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-11-18 20:56:51,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-11-18 20:56:51,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-18 20:56:51,205 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-11-18 20:56:51,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-11-18 20:56:51,208 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-11-18 20:56:51,209 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-11-18 20:56:51,209 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-11-18 20:56:51,209 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-18 20:56:51,210 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-11-18 20:56:51,210 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-18 20:56:51,211 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-11-18 20:56:51,233 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2022-11-18 20:56:51,241 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-11-18 20:56:51,247 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-18 20:56:51,249 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-18 20:56:51,251 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 20:56:51,253 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:56:51,416 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:56:51,416 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:56:51,417 INFO L158 Benchmark]: Toolchain (without parser) took 5098.61ms. Allocated memory was 117.4MB in the beginning and 232.8MB in the end (delta: 115.3MB). Free memory was 71.5MB in the beginning and 143.0MB in the end (delta: -71.4MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2022-11-18 20:56:51,418 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 92.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:56:51,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1914.78ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 71.3MB in the beginning and 106.1MB in the end (delta: -34.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2022-11-18 20:56:51,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 171.56ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 97.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:56:51,419 INFO L158 Benchmark]: Boogie Preprocessor took 143.11ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 89.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:56:51,419 INFO L158 Benchmark]: RCFGBuilder took 2598.96ms. Allocated memory was 142.6MB in the beginning and 232.8MB in the end (delta: 90.2MB). Free memory was 89.4MB in the beginning and 162.9MB in the end (delta: -73.4MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. [2022-11-18 20:56:51,420 INFO L158 Benchmark]: TraceAbstraction took 30.65ms. Allocated memory is still 232.8MB. Free memory was 162.9MB in the beginning and 160.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:56:51,420 INFO L158 Benchmark]: Witness Printer took 231.08ms. Allocated memory is still 232.8MB. Free memory was 160.7MB in the beginning and 143.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-18 20:56:51,422 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 92.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1914.78ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 71.3MB in the beginning and 106.1MB in the end (delta: -34.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 171.56ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 97.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.11ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 89.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2598.96ms. Allocated memory was 142.6MB in the beginning and 232.8MB in the end (delta: 90.2MB). Free memory was 89.4MB in the beginning and 162.9MB in the end (delta: -73.4MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. * TraceAbstraction took 30.65ms. Allocated memory is still 232.8MB. Free memory was 162.9MB in the beginning and 160.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 231.08ms. Allocated memory is still 232.8MB. Free memory was 160.7MB in the beginning and 143.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-18 20:56:51,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19fc324b-d472-437d-865b-0b63b9206be8/bin/uautomizer-TMbwUNV5ro/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