./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_09-ptrmunge_rc.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for data races
Using default analysis
Version 5e519f3a
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_09-ptrmunge_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) )
--witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 970aeb05466fab8a4f1842e5a4212ccc8109141703ea02aad9a394d03dd3473a
--- 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-5e519f3
[2022-11-04 12:05:26,812 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-11-04 12:05:26,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-11-04 12:05:26,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-11-04 12:05:26,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-11-04 12:05:26,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-11-04 12:05:26,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-11-04 12:05:26,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-11-04 12:05:26,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-11-04 12:05:26,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-11-04 12:05:26,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-11-04 12:05:26,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-11-04 12:05:26,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-11-04 12:05:26,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-11-04 12:05:26,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-11-04 12:05:26,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-11-04 12:05:26,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-11-04 12:05:26,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-11-04 12:05:26,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-11-04 12:05:26,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-11-04 12:05:26,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-11-04 12:05:26,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-11-04 12:05:26,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-11-04 12:05:26,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-11-04 12:05:26,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-11-04 12:05:26,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-11-04 12:05:26,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-11-04 12:05:26,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-11-04 12:05:26,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-11-04 12:05:26,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-11-04 12:05:26,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-11-04 12:05:26,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-11-04 12:05:26,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-11-04 12:05:26,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-11-04 12:05:26,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-11-04 12:05:26,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-11-04 12:05:26,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-11-04 12:05:26,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-11-04 12:05:26,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-11-04 12:05:26,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-11-04 12:05:26,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-11-04 12:05:26,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf
[2022-11-04 12:05:26,970 INFO L113 SettingsManager]: Loading preferences was successful
[2022-11-04 12:05:26,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-11-04 12:05:26,971 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-11-04 12:05:26,971 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-11-04 12:05:26,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-11-04 12:05:26,972 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-11-04 12:05:26,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-11-04 12:05:26,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-11-04 12:05:26,973 INFO L138 SettingsManager]: * Use SBE=true
[2022-11-04 12:05:26,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-11-04 12:05:26,974 INFO L138 SettingsManager]: * sizeof long=4
[2022-11-04 12:05:26,975 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2022-11-04 12:05:26,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-11-04 12:05:26,975 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-11-04 12:05:26,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-11-04 12:05:26,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-11-04 12:05:26,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-11-04 12:05:26,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-11-04 12:05:26,976 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true
[2022-11-04 12:05:26,976 INFO L138 SettingsManager]: * sizeof long double=12
[2022-11-04 12:05:26,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-11-04 12:05:26,976 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-11-04 12:05:26,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-11-04 12:05:26,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-11-04 12:05:26,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-11-04 12:05:26,977 INFO L138 SettingsManager]: * To the following directory=./dump/
[2022-11-04 12:05:26,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-11-04 12:05:26,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-11-04 12:05:26,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-11-04 12:05:26,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-11-04 12:05:26,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-11-04 12:05:26,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-11-04 12:05:26,978 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP
[2022-11-04 12:05:26,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-11-04 12:05:26,979 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2022-11-04 12:05:26,979 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2022-11-04 12:05:26,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-11-04 12:05:26,979 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2022-11-04 12:05:26,980 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2022-11-04 12:05:26,980 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_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 970aeb05466fab8a4f1842e5a4212ccc8109141703ea02aad9a394d03dd3473a
[2022-11-04 12:05:27,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-11-04 12:05:27,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-11-04 12:05:27,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-11-04 12:05:27,359 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-11-04 12:05:27,360 INFO L275 PluginConnector]: CDTParser initialized
[2022-11-04 12:05:27,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/goblint-regression/04-mutex_09-ptrmunge_rc.i
[2022-11-04 12:05:27,437 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/data/5bcf8d643/3f532bb2ecdb4fb7a42beb084b4b88c4/FLAGd0dd60b50
[2022-11-04 12:05:28,072 INFO L306 CDTParser]: Found 1 translation units.
[2022-11-04 12:05:28,073 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/sv-benchmarks/c/goblint-regression/04-mutex_09-ptrmunge_rc.i
[2022-11-04 12:05:28,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/data/5bcf8d643/3f532bb2ecdb4fb7a42beb084b4b88c4/FLAGd0dd60b50
[2022-11-04 12:05:28,338 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/data/5bcf8d643/3f532bb2ecdb4fb7a42beb084b4b88c4
[2022-11-04 12:05:28,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-11-04 12:05:28,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2022-11-04 12:05:28,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-11-04 12:05:28,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-11-04 12:05:28,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-11-04 12:05:28,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:28,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68692b44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28, skipping insertion in model container
[2022-11-04 12:05:28,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:28,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-11-04 12:05:28,428 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-11-04 12:05:28,881 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-04 12:05:28,897 INFO L203 MainTranslator]: Completed pre-run
[2022-11-04 12:05:28,935 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-04 12:05:28,989 INFO L208 MainTranslator]: Completed translation
[2022-11-04 12:05:28,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28 WrapperNode
[2022-11-04 12:05:28,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-11-04 12:05:28,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-11-04 12:05:28,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-11-04 12:05:28,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-11-04 12:05:29,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,050 INFO L138 Inliner]: procedures = 263, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89
[2022-11-04 12:05:29,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-11-04 12:05:29,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-11-04 12:05:29,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-11-04 12:05:29,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-11-04 12:05:29,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,078 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-11-04 12:05:29,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-11-04 12:05:29,083 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-11-04 12:05:29,083 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-11-04 12:05:29,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (1/1) ...
[2022-11-04 12:05:29,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-11-04 12:05:29,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/z3
[2022-11-04 12:05:29,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-11-04 12:05:29,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-11-04 12:05:29,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-11-04 12:05:29,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-11-04 12:05:29,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2022-11-04 12:05:29,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-11-04 12:05:29,189 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2022-11-04 12:05:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-11-04 12:05:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun
[2022-11-04 12:05:29,190 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun
[2022-11-04 12:05:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-11-04 12:05:29,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-11-04 12:05:29,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-11-04 12:05:29,192 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-11-04 12:05:29,365 INFO L235 CfgBuilder]: Building ICFG
[2022-11-04 12:05:29,367 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-11-04 12:05:29,700 INFO L276 CfgBuilder]: Performing block encoding
[2022-11-04 12:05:29,708 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-11-04 12:05:29,708 INFO L300 CfgBuilder]: Removed 0 assume(true) statements.
[2022-11-04 12:05:29,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:05:29 BoogieIcfgContainer
[2022-11-04 12:05:29,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-11-04 12:05:29,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-11-04 12:05:29,713 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-11-04 12:05:29,717 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-11-04 12:05:29,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 12:05:28" (1/3) ...
[2022-11-04 12:05:29,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7007e4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:05:29, skipping insertion in model container
[2022-11-04 12:05:29,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:28" (2/3) ...
[2022-11-04 12:05:29,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7007e4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:05:29, skipping insertion in model container
[2022-11-04 12:05:29,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:05:29" (3/3) ...
[2022-11-04 12:05:29,720 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_09-ptrmunge_rc.i
[2022-11-04 12:05:29,750 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-11-04 12:05:29,761 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-11-04 12:05:29,761 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations.
[2022-11-04 12:05:29,761 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-11-04 12:05:29,875 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions.
[2022-11-04 12:05:29,936 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-11-04 12:05:29,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-11-04 12:05:29,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/z3
[2022-11-04 12:05:29,937 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2022-11-04 12:05:29,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2022-11-04 12:05:29,977 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2022-11-04 12:05:29,991 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ========
[2022-11-04 12:05:29,998 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6511734b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-11-04 12:05:29,998 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2022-11-04 12:05:30,290 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] ===
[2022-11-04 12:05:30,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-04 12:05:30,297 INFO L85 PathProgramCache]: Analyzing trace with hash -2092684959, now seen corresponding path program 1 times
[2022-11-04 12:05:30,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-04 12:05:30,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813648091]
[2022-11-04 12:05:30,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-04 12:05:30,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-04 12:05:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-04 12:05:32,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-04 12:05:32,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-04 12:05:32,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813648091]
[2022-11-04 12:05:32,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813648091] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-04 12:05:32,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-04 12:05:32,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2022-11-04 12:05:32,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088600485]
[2022-11-04 12:05:32,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-04 12:05:32,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2022-11-04 12:05:32,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-04 12:05:32,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2022-11-04 12:05:32,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110
[2022-11-04 12:05:32,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-11-04 12:05:32,212 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-11-04 12:05:32,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 5.8) internal successors, (58), 11 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-04 12:05:32,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-11-04 12:05:32,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2022-11-04 12:05:32,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-11-04 12:05:32,839 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] ===
[2022-11-04 12:05:32,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-04 12:05:32,840 INFO L85 PathProgramCache]: Analyzing trace with hash 647168574, now seen corresponding path program 1 times
[2022-11-04 12:05:32,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-04 12:05:32,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206488182]
[2022-11-04 12:05:32,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-04 12:05:32,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-04 12:05:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-04 12:05:32,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-04 12:05:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-04 12:05:32,992 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-04 12:05:32,992 INFO L359 BasicCegarLoop]: Counterexample is feasible
[2022-11-04 12:05:32,995 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining)
[2022-11-04 12:05:32,997 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining)
[2022-11-04 12:05:32,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-11-04 12:05:33,012 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1]
[2022-11-04 12:05:33,014 INFO L307 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was UNSAFE,UNKNOWN (1/2)
[2022-11-04 12:05:33,024 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-11-04 12:05:33,024 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2022-11-04 12:05:33,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.11 12:05:33 BasicIcfg
[2022-11-04 12:05:33,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-11-04 12:05:33,129 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2022-11-04 12:05:33,129 INFO L271 PluginConnector]: Initializing Witness Printer...
[2022-11-04 12:05:33,130 INFO L275 PluginConnector]: Witness Printer initialized
[2022-11-04 12:05:33,133 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:05:29" (3/4) ...
[2022-11-04 12:05:33,137 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2022-11-04 12:05:33,137 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2022-11-04 12:05:33,140 INFO L158 Benchmark]: Toolchain (without parser) took 4795.85ms. Allocated memory was 100.7MB in the beginning and 157.3MB in the end (delta: 56.6MB). Free memory was 62.1MB in the beginning and 102.6MB in the end (delta: -40.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB.
[2022-11-04 12:05:33,141 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2022-11-04 12:05:33,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.17ms. Allocated memory is still 100.7MB. Free memory was 61.9MB in the beginning and 60.6MB in the end (delta: 1.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2022-11-04 12:05:33,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.66ms. Allocated memory is still 100.7MB. Free memory was 60.6MB in the beginning and 57.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-04 12:05:33,149 INFO L158 Benchmark]: Boogie Preprocessor took 31.11ms. Allocated memory is still 100.7MB. Free memory was 57.9MB in the beginning and 56.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-04 12:05:33,150 INFO L158 Benchmark]: RCFGBuilder took 627.91ms. Allocated memory is still 100.7MB. Free memory was 56.1MB in the beginning and 39.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2022-11-04 12:05:33,152 INFO L158 Benchmark]: TraceAbstraction took 3416.42ms. Allocated memory was 100.7MB in the beginning and 157.3MB in the end (delta: 56.6MB). Free memory was 39.0MB in the beginning and 102.6MB in the end (delta: -63.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-04 12:05:33,152 INFO L158 Benchmark]: Witness Printer took 8.36ms. Allocated memory is still 157.3MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2022-11-04 12:05:33,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 646.17ms. Allocated memory is still 100.7MB. Free memory was 61.9MB in the beginning and 60.6MB in the end (delta: 1.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 59.66ms. Allocated memory is still 100.7MB. Free memory was 60.6MB in the beginning and 57.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 31.11ms. Allocated memory is still 100.7MB. Free memory was 57.9MB in the beginning and 56.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 627.91ms. Allocated memory is still 100.7MB. Free memory was 56.1MB in the beginning and 39.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 3416.42ms. Allocated memory was 100.7MB in the beginning and 157.3MB in the end (delta: 56.6MB). Free memory was 39.0MB in the beginning and 102.6MB in the end (delta: -63.7MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 8.36ms. Allocated memory is still 157.3MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 700, positive: 657, positive conditional: 69, positive unconditional: 588, negative: 43, negative conditional: 11, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 694, positive: 657, positive conditional: 69, positive unconditional: 588, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 694, positive: 657, positive conditional: 69, positive unconditional: 588, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 703, positive: 657, positive conditional: 6, positive unconditional: 651, negative: 46, negative conditional: 3, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 703, positive: 657, positive conditional: 6, positive unconditional: 651, negative: 46, negative conditional: 3, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 703, positive: 657, positive conditional: 6, positive unconditional: 651, negative: 46, negative conditional: 3, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 630, positive: 595, positive conditional: 6, positive unconditional: 589, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 630, positive: 564, positive conditional: 0, positive unconditional: 564, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 31, positive conditional: 6, positive unconditional: 25, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 151, positive conditional: 28, positive unconditional: 124, negative: 163, negative conditional: 23, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 703, positive: 62, positive conditional: 0, positive unconditional: 62, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 630, unknown conditional: 9, unknown unconditional: 621] , Statistics on independence cache: Total cache size (in pairs): 630, Positive cache size: 595, Positive conditional cache size: 6, Positive unconditional cache size: 589, Negative cache size: 35, Negative conditional cache size: 3, Negative unconditional cache size: 32, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 6
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.3s, Number of persistent set computation: 72, Number of trivial persistent sets: 64, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 620, positive: 588, positive conditional: 0, positive unconditional: 588, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 700, positive: 657, positive conditional: 69, positive unconditional: 588, negative: 43, negative conditional: 11, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 694, positive: 657, positive conditional: 69, positive unconditional: 588, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 694, positive: 657, positive conditional: 69, positive unconditional: 588, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 703, positive: 657, positive conditional: 6, positive unconditional: 651, negative: 46, negative conditional: 3, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 703, positive: 657, positive conditional: 6, positive unconditional: 651, negative: 46, negative conditional: 3, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 703, positive: 657, positive conditional: 6, positive unconditional: 651, negative: 46, negative conditional: 3, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 630, positive: 595, positive conditional: 6, positive unconditional: 589, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 630, positive: 564, positive conditional: 0, positive unconditional: 564, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 31, positive conditional: 6, positive unconditional: 25, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 151, positive conditional: 28, positive unconditional: 124, negative: 163, negative conditional: 23, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 703, positive: 62, positive conditional: 0, positive unconditional: 62, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 630, unknown conditional: 9, unknown unconditional: 621] , Statistics on independence cache: Total cache size (in pairs): 630, Positive cache size: 595, Positive conditional cache size: 6, Positive unconditional cache size: 589, Negative cache size: 35, Negative conditional cache size: 3, Negative unconditional cache size: 32, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 6
- DataRaceFoundResult [Line: 923]: Data race detected
Data race detected
The following path leads to a data race:
[L917] 0 int myglobal1;
VAL [myglobal1={1:0}]
[L918] 0 int myglobal2;
VAL [myglobal1={1:0}, myglobal2=0]
[L919] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } };
VAL [mutex1={2:0}, myglobal1={1:0}, myglobal2=0]
[L920] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } };
VAL [mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0]
[L931] 0 pthread_t id;
VAL [id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0]
[L932] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0))
VAL [id={5:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1]
[L927] CALL 1 munge(&mutex1, &myglobal1)
[L933] CALL 0 munge(&mutex2,&myglobal1)
[L923] EXPR 1 \read(*v)
VAL [\read(*v)=0, m={2:0}, m={3:0}, m={2:0}, m={3:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, pthread_mutex_lock(m)=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}]
[L923] EXPR 1 *v+1
VAL [\read(*v)=0, m={3:0}, m={2:0}, m={2:0}, m={3:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}]
[L923] 0 \read(*v)
VAL [\read(*v)=0, \read(*v)=0, m={3:0}, m={2:0}, m={2:0}, m={3:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}]
[L923] EXPR 1 *v+1
VAL [\read(*v)=0, \read(*v)=0, m={2:0}, m={3:0}, m={3:0}, m={2:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}]
[L923] 1 *v=*v+1
VAL [\read(*v)=0, \read(*v)=0, m={3:0}, m={3:0}, m={2:0}, m={2:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}]
[L923] 0 *v+1
VAL [\read(*v)=0, \read(*v)=0, m={3:0}, m={2:0}, m={3:0}, m={2:0}, mutex1={2:0}, mutex2={3:0}, myglobal1={1:0}, myglobal2=0, v={1:0}, v={1:0}, v={1:0}, v={1:0}]
Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements
* C: *v+1 [923]
* C: *v+1 [923]
* C: *v+1 [923]
* C: *v+1 [923]
and
C: *v=*v+1 [923]
- UnprovableResult [Line: 923]: Unable to prove that there are no data races
Unable to prove that there are no data races
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances
CFG has 3 procedures, 136 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 400 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2022-11-04 12:05:33,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2022-11-04 12:05:33,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aace4fc4-92cd-4bdd-a4a8-a34eeaac138b/bin/ugemcutter-C1kR7RIaUi/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
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE