./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 839c364b
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f5c1949da3ffd7703b26279578bf3cad55c86e8b0ffaff69f49645cdd541f53
--- Real Ultimate output ---
This is Ultimate 0.2.2-hotfix-svcomp22-839c364
[2021-11-25 04:32:43,512 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-11-25 04:32:43,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-25 04:32:43,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-25 04:32:43,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-25 04:32:43,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-25 04:32:43,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-25 04:32:43,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-25 04:32:43,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-25 04:32:43,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-25 04:32:43,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-11-25 04:32:43,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-25 04:32:43,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-25 04:32:43,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-25 04:32:43,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-25 04:32:43,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-25 04:32:43,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-25 04:32:43,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-25 04:32:43,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-25 04:32:43,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-25 04:32:43,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-25 04:32:43,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-25 04:32:43,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-11-25 04:32:43,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-25 04:32:43,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-25 04:32:43,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-25 04:32:43,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-25 04:32:43,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-25 04:32:43,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-25 04:32:43,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-25 04:32:43,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-25 04:32:43,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-25 04:32:43,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-25 04:32:43,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-25 04:32:43,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-25 04:32:43,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-25 04:32:43,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-25 04:32:43,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-25 04:32:43,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-25 04:32:43,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-25 04:32:43,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-11-25 04:32:43,658 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2021-11-25 04:32:43,705 INFO L113 SettingsManager]: Loading preferences was successful
[2021-11-25 04:32:43,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-25 04:32:43,706 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-25 04:32:43,707 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-25 04:32:43,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-11-25 04:32:43,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2021-11-25 04:32:43,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-25 04:32:43,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-11-25 04:32:43,715 INFO L138 SettingsManager]: * Use SBE=true
[2021-11-25 04:32:43,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-25 04:32:43,717 INFO L138 SettingsManager]: * sizeof long=4
[2021-11-25 04:32:43,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-11-25 04:32:43,717 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-11-25 04:32:43,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-11-25 04:32:43,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-11-25 04:32:43,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-25 04:32:43,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-11-25 04:32:43,718 INFO L138 SettingsManager]: * sizeof long double=12
[2021-11-25 04:32:43,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-11-25 04:32:43,719 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-11-25 04:32:43,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-11-25 04:32:43,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-25 04:32:43,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-11-25 04:32:43,720 INFO L138 SettingsManager]: * To the following directory=./dump/
[2021-11-25 04:32:43,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-11-25 04:32:43,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-25 04:32:43,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-25 04:32:43,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-11-25 04:32:43,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-25 04:32:43,722 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-11-25 04:32:43,723 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2021-11-25 04:32:43,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-11-25 04:32:43,723 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2021-11-25 04:32:43,723 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-11-25 04:32:43,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-25 04:32:43,724 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2021-11-25 04:32:43,724 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2021-11-25 04:32:43,724 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_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f5c1949da3ffd7703b26279578bf3cad55c86e8b0ffaff69f49645cdd541f53
[2021-11-25 04:32:43,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-25 04:32:43,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-25 04:32:43,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-25 04:32:43,996 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-11-25 04:32:44,001 INFO L275 PluginConnector]: CDTParser initialized
[2021-11-25 04:32:44,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i
[2021-11-25 04:32:44,104 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/data/4cf85c84a/020dd6e5ff3b443ca450a5913ef3a63e/FLAG213c10cb1
[2021-11-25 04:32:44,651 INFO L306 CDTParser]: Found 1 translation units.
[2021-11-25 04:32:44,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i
[2021-11-25 04:32:44,677 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/data/4cf85c84a/020dd6e5ff3b443ca450a5913ef3a63e/FLAG213c10cb1
[2021-11-25 04:32:44,912 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/data/4cf85c84a/020dd6e5ff3b443ca450a5913ef3a63e
[2021-11-25 04:32:44,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-25 04:32:44,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-25 04:32:44,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-25 04:32:44,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-25 04:32:44,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-25 04:32:44,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:32:44" (1/1) ...
[2021-11-25 04:32:44,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@214ccbda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:44, skipping insertion in model container
[2021-11-25 04:32:44,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:32:44" (1/1) ...
[2021-11-25 04:32:44,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-11-25 04:32:45,019 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-11-25 04:32:45,210 WARN L230 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_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i[1094,1107]
[2021-11-25 04:32:45,539 INFO L209 PostProcessor]: Analyzing one entry point: main
[2021-11-25 04:32:45,553 INFO L203 MainTranslator]: Completed pre-run
[2021-11-25 04:32:45,565 WARN L230 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_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i[1094,1107]
[2021-11-25 04:32:45,603 INFO L209 PostProcessor]: Analyzing one entry point: main
[2021-11-25 04:32:45,721 INFO L208 MainTranslator]: Completed translation
[2021-11-25 04:32:45,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45 WrapperNode
[2021-11-25 04:32:45,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-25 04:32:45,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-11-25 04:32:45,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-11-25 04:32:45,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-11-25 04:32:45,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,787 INFO L137 Inliner]: procedures = 354, calls = 39, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80
[2021-11-25 04:32:45,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-11-25 04:32:45,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-11-25 04:32:45,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-11-25 04:32:45,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-11-25 04:32:45,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-11-25 04:32:45,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-11-25 04:32:45,857 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-11-25 04:32:45,857 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-11-25 04:32:45,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (1/1) ...
[2021-11-25 04:32:45,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-25 04:32:45,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3
[2021-11-25 04:32:45,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-11-25 04:32:45,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-11-25 04:32:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure sleep
[2021-11-25 04:32:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure f1
[2021-11-25 04:32:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure f1
[2021-11-25 04:32:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure f2
[2021-11-25 04:32:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure f2
[2021-11-25 04:32:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-11-25 04:32:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-11-25 04:32:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2021-11-25 04:32:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-11-25 04:32:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2021-11-25 04:32:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2021-11-25 04:32:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-11-25 04:32:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-11-25 04:32:45,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-11-25 04:32:45,991 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-11-25 04:32:46,318 INFO L236 CfgBuilder]: Building ICFG
[2021-11-25 04:32:46,319 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2021-11-25 04:32:46,464 INFO L277 CfgBuilder]: Performing block encoding
[2021-11-25 04:32:46,472 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-11-25 04:32:46,472 INFO L301 CfgBuilder]: Removed 0 assume(true) statements.
[2021-11-25 04:32:46,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:32:46 BoogieIcfgContainer
[2021-11-25 04:32:46,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-11-25 04:32:46,476 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-11-25 04:32:46,476 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-11-25 04:32:46,492 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-11-25 04:32:46,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 04:32:44" (1/3) ...
[2021-11-25 04:32:46,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fe637bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:32:46, skipping insertion in model container
[2021-11-25 04:32:46,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:45" (2/3) ...
[2021-11-25 04:32:46,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fe637bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:32:46, skipping insertion in model container
[2021-11-25 04:32:46,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:32:46" (3/3) ...
[2021-11-25 04:32:46,495 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_true.i
[2021-11-25 04:32:46,500 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-11-25 04:32:46,500 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-11-25 04:32:46,501 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2021-11-25 04:32:46,501 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-11-25 04:32:46,570 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#in~ptr#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,570 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#in~ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,570 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_~ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,570 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_~ptr#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,571 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#in~ptr#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,571 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#in~ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,571 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_~ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,571 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_~ptr#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,572 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,572 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,572 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,572 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,573 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,573 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,573 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,574 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,574 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,574 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,574 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,575 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,575 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,575 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,575 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,575 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,576 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,589 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,589 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,590 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,590 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,590 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,591 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,591 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,591 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,591 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,592 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#in~ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,592 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#in~ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,592 WARN L322 ript$VariableManager]: TermVariabe f2Thread1of1ForFork0_~ptr.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,592 WARN L322 ript$VariableManager]: TermVariabe f2Thread1of1ForFork0_~ptr.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,593 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#in~ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,593 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#in~ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,593 WARN L322 ript$VariableManager]: TermVariabe f2Thread1of1ForFork0_~ptr.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,593 WARN L322 ript$VariableManager]: TermVariabe f2Thread1of1ForFork0_~ptr.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,594 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,594 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,594 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,594 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,595 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,595 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,595 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,595 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,599 WARN L322 ript$VariableManager]: TermVariabe f2Thread1of1ForFork0_~ptr.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,599 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,599 WARN L322 ript$VariableManager]: TermVariabe f2Thread1of1ForFork0_~ptr.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,600 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,600 WARN L322 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,617 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,617 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,617 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,617 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,618 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,618 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,618 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,618 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_~ptr#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,619 WARN L322 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork1_~ptr#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-25 04:32:46,621 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2021-11-25 04:32:46,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-11-25 04:32:46,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3
[2021-11-25 04:32:46,683 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-11-25 04:32:46,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2021-11-25 04:32:46,731 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2021-11-25 04:32:46,747 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR
[2021-11-25 04:32:46,747 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2021-11-25 04:32:47,194 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining)
[2021-11-25 04:32:47,195 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 2 remaining)
[2021-11-25 04:32:47,206 INFO L732 BasicCegarLoop]: Path program histogram: []
[2021-11-25 04:32:47,207 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE (1/2)
[2021-11-25 04:32:47,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-11-25 04:32:47,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3
[2021-11-25 04:32:47,230 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-11-25 04:32:47,255 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == f1Thread1of1ForFork1 ========
[2021-11-25 04:32:47,256 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR
[2021-11-25 04:32:47,256 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-11-25 04:32:47,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process
[2021-11-25 04:32:47,353 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting f1Err0ASSERT_VIOLATIONERROR_FUNCTION === [f1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-11-25 04:32:47,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-25 04:32:47,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1366006769, now seen corresponding path program 1 times
[2021-11-25 04:32:47,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-25 04:32:47,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111345605]
[2021-11-25 04:32:47,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-25 04:32:47,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-25 04:32:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-25 04:32:47,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-25 04:32:47,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-25 04:32:47,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111345605]
[2021-11-25 04:32:47,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111345605] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-25 04:32:47,900 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-25 04:32:47,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-11-25 04:32:47,902 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874485240]
[2021-11-25 04:32:47,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-25 04:32:47,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2021-11-25 04:32:47,911 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-25 04:32:47,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-11-25 04:32:47,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2021-11-25 04:32:47,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-11-25 04:32:47,936 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-25 04:32:47,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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)
[2021-11-25 04:32:47,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-11-25 04:32:48,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2021-11-25 04:32:48,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-11-25 04:32:48,012 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting f1Err0ASSERT_VIOLATIONERROR_FUNCTION === [f1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-11-25 04:32:48,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-25 04:32:48,013 INFO L85 PathProgramCache]: Analyzing trace with hash -2062470095, now seen corresponding path program 1 times
[2021-11-25 04:32:48,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-25 04:32:48,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981896905]
[2021-11-25 04:32:48,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-25 04:32:48,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-25 04:32:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-25 04:32:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-25 04:32:48,216 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-25 04:32:48,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981896905]
[2021-11-25 04:32:48,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981896905] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-25 04:32:48,217 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-25 04:32:48,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-11-25 04:32:48,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371485978]
[2021-11-25 04:32:48,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-25 04:32:48,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-11-25 04:32:48,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-25 04:32:48,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-25 04:32:48,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-11-25 04:32:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-11-25 04:32:48,220 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-25 04:32:48,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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)
[2021-11-25 04:32:48,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2021-11-25 04:32:48,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2021-11-25 04:32:48,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2021-11-25 04:32:48,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2021-11-25 04:32:48,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-11-25 04:32:48,272 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting f1Err0ASSERT_VIOLATIONERROR_FUNCTION === [f1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-11-25 04:32:48,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-25 04:32:48,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1753105336, now seen corresponding path program 1 times
[2021-11-25 04:32:48,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-25 04:32:48,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730047687]
[2021-11-25 04:32:48,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-25 04:32:48,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-25 04:32:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-25 04:32:48,325 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-25 04:32:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-25 04:32:48,398 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-25 04:32:48,399 INFO L628 BasicCegarLoop]: Counterexample is feasible
[2021-11-25 04:32:48,399 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location f1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2021-11-25 04:32:48,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-11-25 04:32:48,415 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2021-11-25 04:32:48,415 INFO L308 ceAbstractionStarter]: Result for error location f1Thread1of1ForFork1 was UNSAFE (2/2)
[2021-11-25 04:32:48,418 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-11-25 04:32:48,418 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2021-11-25 04:32:48,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 04:32:48 BasicIcfg
[2021-11-25 04:32:48,499 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-11-25 04:32:48,499 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-11-25 04:32:48,499 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-11-25 04:32:48,499 INFO L275 PluginConnector]: Witness Printer initialized
[2021-11-25 04:32:48,500 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:32:46" (3/4) ...
[2021-11-25 04:32:48,502 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample
[2021-11-25 04:32:48,552 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/witness.graphml
[2021-11-25 04:32:48,552 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-11-25 04:32:48,553 INFO L158 Benchmark]: Toolchain (without parser) took 3636.64ms. Allocated memory was 94.4MB in the beginning and 144.7MB in the end (delta: 50.3MB). Free memory was 59.3MB in the beginning and 63.7MB in the end (delta: -4.4MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB.
[2021-11-25 04:32:48,553 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2021-11-25 04:32:48,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 801.23ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 59.2MB in the beginning and 88.6MB in the end (delta: -29.4MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB.
[2021-11-25 04:32:48,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.35ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 85.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-11-25 04:32:48,554 INFO L158 Benchmark]: Boogie Preprocessor took 67.02ms. Allocated memory is still 117.4MB. Free memory was 85.8MB in the beginning and 83.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-11-25 04:32:48,555 INFO L158 Benchmark]: RCFGBuilder took 617.96ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 66.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2021-11-25 04:32:48,555 INFO L158 Benchmark]: TraceAbstraction took 2022.65ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 66.2MB in the beginning and 72.1MB in the end (delta: -6.0MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB.
[2021-11-25 04:32:48,556 INFO L158 Benchmark]: Witness Printer took 53.08ms. Allocated memory is still 144.7MB. Free memory was 72.1MB in the beginning and 63.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2021-11-25 04:32:48,558 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 801.23ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 59.2MB in the beginning and 88.6MB in the end (delta: -29.4MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 65.35ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 85.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 67.02ms. Allocated memory is still 117.4MB. Free memory was 85.8MB in the beginning and 83.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 617.96ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 66.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 2022.65ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 66.2MB in the beginning and 72.1MB in the end (delta: -6.0MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB.
* Witness Printer took 53.08ms. Allocated memory is still 144.7MB. Free memory was 72.1MB in the beginning and 63.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 995, positive: 986, positive conditional: 286, positive unconditional: 700, negative: 9, negative conditional: 2, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 993, positive: 986, positive conditional: 286, positive unconditional: 700, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 993, positive: 986, positive conditional: 286, positive unconditional: 700, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 993, positive: 986, positive conditional: 0, positive unconditional: 986, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 993, positive: 986, positive conditional: 0, positive unconditional: 986, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 993, positive: 986, positive conditional: 0, positive unconditional: 986, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 707, positive: 700, positive conditional: 0, positive unconditional: 700, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 707, positive: 697, positive conditional: 0, positive unconditional: 697, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 993, positive: 286, positive conditional: 0, positive unconditional: 286, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 707, unknown conditional: 0, unknown unconditional: 707] , Statistics on independence cache: Total cache size (in pairs): 707, Positive cache size: 700, Positive conditional cache size: 0, Positive unconditional cache size: 700, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 2
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.2s, Number of persistent set computation: 216, Number of trivial persistent sets: 216, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 707, positive: 700, positive conditional: 0, positive unconditional: 700, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 995, positive: 986, positive conditional: 286, positive unconditional: 700, negative: 9, negative conditional: 2, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 993, positive: 986, positive conditional: 286, positive unconditional: 700, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 993, positive: 986, positive conditional: 286, positive unconditional: 700, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 993, positive: 986, positive conditional: 0, positive unconditional: 986, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 993, positive: 986, positive conditional: 0, positive unconditional: 986, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 993, positive: 986, positive conditional: 0, positive unconditional: 986, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 707, positive: 700, positive conditional: 0, positive unconditional: 700, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 707, positive: 697, positive conditional: 0, positive unconditional: 697, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 993, positive: 286, positive conditional: 0, positive unconditional: 286, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 707, unknown conditional: 0, unknown unconditional: 707] , Statistics on independence cache: Total cache size (in pairs): 707, Positive cache size: 700, Positive conditional cache size: 0, Positive unconditional cache size: 700, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 2
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- StatisticsResult: Independence relation benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 838, positive: 825, positive conditional: 176, positive unconditional: 649, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 838, positive: 825, positive conditional: 176, positive unconditional: 649, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 838, positive: 825, positive conditional: 176, positive unconditional: 649, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 842, positive: 825, positive conditional: 133, positive unconditional: 692, negative: 17, negative conditional: 4, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 842, positive: 825, positive conditional: 46, positive unconditional: 779, negative: 17, negative conditional: 4, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 842, positive: 825, positive conditional: 46, positive unconditional: 779, negative: 17, negative conditional: 4, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 663, positive: 652, positive conditional: 1, positive unconditional: 651, negative: 11, negative conditional: 2, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 663, positive: 648, positive conditional: 0, positive unconditional: 648, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 11, negative conditional: 2, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 842, positive: 173, positive conditional: 45, positive unconditional: 128, negative: 6, negative conditional: 2, negative unconditional: 4, unknown: 663, unknown conditional: 3, unknown unconditional: 660] , Statistics on independence cache: Total cache size (in pairs): 663, Positive cache size: 652, Positive conditional cache size: 1, Positive unconditional cache size: 651, Negative cache size: 11, Negative conditional cache size: 2, Negative unconditional cache size: 9, Eliminated conditions: 87, Maximal queried relation: 1, Independence queries for same thread: 0
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.1s, Number of persistent set computation: 89, Number of trivial persistent sets: 59, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 658, positive: 649, positive conditional: 0, positive unconditional: 649, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 838, positive: 825, positive conditional: 176, positive unconditional: 649, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 838, positive: 825, positive conditional: 176, positive unconditional: 649, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 838, positive: 825, positive conditional: 176, positive unconditional: 649, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 842, positive: 825, positive conditional: 133, positive unconditional: 692, negative: 17, negative conditional: 4, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 842, positive: 825, positive conditional: 46, positive unconditional: 779, negative: 17, negative conditional: 4, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 842, positive: 825, positive conditional: 46, positive unconditional: 779, negative: 17, negative conditional: 4, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 663, positive: 652, positive conditional: 1, positive unconditional: 651, negative: 11, negative conditional: 2, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 663, positive: 648, positive conditional: 0, positive unconditional: 648, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 11, negative conditional: 2, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 842, positive: 173, positive conditional: 45, positive unconditional: 128, negative: 6, negative conditional: 2, negative unconditional: 4, unknown: 663, unknown conditional: 3, unknown unconditional: 660] , Statistics on independence cache: Total cache size (in pairs): 663, Positive cache size: 652, Positive conditional cache size: 1, Positive unconditional cache size: 651, Negative cache size: 11, Negative conditional cache size: 2, Negative unconditional cache size: 9, Eliminated conditions: 87, Maximal queried relation: 1, Independence queries for same thread: 0
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- CounterExampleResult [Line: 19]: a call to reach_error is reachable
a call to reach_error is reachable
We found a FailurePath:
[L1351] 0 int g;
VAL [g=0]
[L1352] 0 pthread_mutex_t mut = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } };
VAL [g=0, mut={4:0}]
[L1353] 0 pthread_cond_t cond = { { {0}, {0}, {0, 0}, {0, 0}, 0, 0, {0, 0} } };
VAL [cond={5:0}, g=0, mut={4:0}]
[L1373] 0 pthread_t t1;
VAL [\old(argc)=1150, argc=1150, argv={1152:1151}, argv={1152:1151}, cond={5:0}, g=0, mut={4:0}, t1={7:0}]
[L1374] 0 pthread_t t2;
VAL [\old(argc)=1150, argc=1150, argv={1152:1151}, argv={1152:1151}, cond={5:0}, g=0, mut={4:0}, t1={7:0}, t2={6:0}]
[L1375] FCALL, FORK 0 pthread_create(&t1,((void *)0),f1,((void *)0))
VAL [\old(argc)=1150, argc=1150, argv={1152:1151}, argv={1152:1151}, cond={5:0}, g=0, mut={4:0}, pthread_create(&t1,((void *)0),f1,((void *)0))=-1, t1={7:0}, t2={6:0}]
[L1356] 1 g = 1
VAL [cond={5:0}, g=1, mut={4:0}, ptr={0:0}, ptr={0:0}]
[L1377] FCALL, FORK 0 pthread_create(&t2,((void *)0),f2,((void *)0))
VAL [\old(argc)=1150, argc=1150, argv={1152:1151}, argv={1152:1151}, cond={5:0}, g=1, mut={4:0}, pthread_create(&t2,((void *)0),f2,((void *)0))=0, ptr={0:0}, t1={7:0}, t2={6:0}]
[L1366] 2 g = 0
VAL [cond={5:0}, g=0, mut={4:0}, ptr={0:0}, ptr={0:0}]
[L1358] CALL 1 __VERIFIER_assert(g == 1)
[L19] COND TRUE 1 !(cond)
VAL [\old(cond)=0, cond=0, cond={5:0}, g=0, mut={4:0}, ptr={0:0}, ptr={0:0}]
[L19] 1 reach_error()
VAL [\old(cond)=0, cond={5:0}, cond=0, g=0, mut={4:0}, ptr={0:0}, ptr={0:0}]
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 5 procedures, 127 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: f1Thread1of1ForFork1 with 1 thread instances
CFG has 5 procedures, 127 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 0.4s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 116 ConstructedInterpolants, 0 QuantifiedInterpolants, 207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 proved your program to be incorrect!
[2021-11-25 04:32:48,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0
[2021-11-25 04:32:48,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2021-11-25 04:32:49,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b58ccbc-d02a-4055-9e7e-643416d2e0b3/bin/ugemcutter-4L4vKOHkXZ/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