./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-nonblocking-cntr.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/popl20-nonblocking-cntr.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/popl20-nonblocking-cntr.wvr.c ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/popl20-nonblocking-cntr.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 06:45:15,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 06:45:15,602 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 06:45:15,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 06:45:15,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 06:45:15,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 06:45:15,640 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 06:45:15,641 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 06:45:15,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 06:45:15,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 06:45:15,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 06:45:15,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 06:45:15,643 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 06:45:15,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 06:45:15,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 06:45:15,644 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 06:45:15,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 06:45:15,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 06:45:15,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 06:45:15,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 06:45:15,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 06:45:15,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 06:45:15,653 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 06:45:15,653 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 06:45:15,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 06:45:15,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 06:45:15,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 06:45:15,655 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 06:45:15,655 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 06:45:15,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 06:45:15,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 06:45:15,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 06:45:15,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 06:45:15,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 06:45:15,660 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 06:45:15,661 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 06:45:15,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 06:45:15,661 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 06:45:15,661 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 06:45:15,661 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 06:45:15,662 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 06:45:15,662 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 06:45:15,663 INFO L153 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:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-23 06:45:15,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 06:45:15,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 06:45:15,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 06:45:15,923 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 06:45:15,923 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 06:45:15,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-nonblocking-cntr.wvr.c [2024-08-23 06:45:17,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 06:45:17,550 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 06:45:17,551 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-nonblocking-cntr.wvr.c [2024-08-23 06:45:17,557 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/69d026d13/1449ab35e4574e49972241cc90b4946e/FLAG2bba3f6a4 [2024-08-23 06:45:17,570 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/69d026d13/1449ab35e4574e49972241cc90b4946e [2024-08-23 06:45:17,572 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 06:45:17,573 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 06:45:17,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/popl20-nonblocking-cntr.wvr.yml/witness.yml [2024-08-23 06:45:17,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 06:45:17,656 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 06:45:17,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 06:45:17,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 06:45:17,662 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 06:45:17,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 06:45:17" (1/2) ... [2024-08-23 06:45:17,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f7bc89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 06:45:17, skipping insertion in model container [2024-08-23 06:45:17,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 06:45:17" (1/2) ... [2024-08-23 06:45:17,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@cafaad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 06:45:17, skipping insertion in model container [2024-08-23 06:45:17,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 06:45:17" (2/2) ... [2024-08-23 06:45:17,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f7bc89 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17, skipping insertion in model container [2024-08-23 06:45:17,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 06:45:17" (2/2) ... [2024-08-23 06:45:17,666 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 06:45:17,680 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 06:45:17,680 INFO L97 edCorrectnessWitness]: Location invariant before [L54-L57] (0 <= counter) && (1 <= M) [2024-08-23 06:45:17,681 INFO L97 edCorrectnessWitness]: Location invariant before [L43-L43] (0 <= counter) && (1 <= M) [2024-08-23 06:45:17,703 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 06:45:17,872 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-nonblocking-cntr.wvr.c[2063,2076] [2024-08-23 06:45:17,877 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 06:45:17,891 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local [2024-08-23 06:45:17,940 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-nonblocking-cntr.wvr.c[2063,2076] [2024-08-23 06:45:17,941 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 06:45:17,959 INFO L206 MainTranslator]: Completed translation [2024-08-23 06:45:17,959 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17 WrapperNode [2024-08-23 06:45:17,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 06:45:17,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-23 06:45:17,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-23 06:45:17,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-23 06:45:17,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:17,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:17,991 INFO L138 Inliner]: procedures = 20, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-08-23 06:45:17,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-23 06:45:17,994 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-23 06:45:17,994 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-23 06:45:17,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-23 06:45:18,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:18,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:18,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:18,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:18,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:18,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:18,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:18,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:18,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-23 06:45:18,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-23 06:45:18,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-23 06:45:18,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-23 06:45:18,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (1/1) ... [2024-08-23 06:45:18,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 06:45:18,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 06:45:18,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-23 06:45:18,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-23 06:45:18,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-23 06:45:18,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-23 06:45:18,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-23 06:45:18,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-23 06:45:18,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-23 06:45:18,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-23 06:45:18,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-23 06:45:18,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-23 06:45:18,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-23 06:45:18,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-23 06:45:18,088 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-23 06:45:18,159 INFO L243 CfgBuilder]: Building ICFG [2024-08-23 06:45:18,161 INFO L269 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-23 06:45:18,296 INFO L288 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-23 06:45:18,296 INFO L292 CfgBuilder]: Performing block encoding [2024-08-23 06:45:18,422 INFO L314 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-23 06:45:18,423 INFO L319 CfgBuilder]: Removed 2 assume(true) statements. [2024-08-23 06:45:18,423 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 06:45:18 BoogieIcfgContainer [2024-08-23 06:45:18,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-23 06:45:18,428 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-23 06:45:18,428 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-23 06:45:18,431 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-23 06:45:18,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 06:45:17" (1/4) ... [2024-08-23 06:45:18,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d18cf4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 06:45:18, skipping insertion in model container [2024-08-23 06:45:18,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 06:45:17" (2/4) ... [2024-08-23 06:45:18,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d18cf4c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 06:45:18, skipping insertion in model container [2024-08-23 06:45:18,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:45:17" (3/4) ... [2024-08-23 06:45:18,434 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d18cf4c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.08 06:45:18, skipping insertion in model container [2024-08-23 06:45:18,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 06:45:18" (4/4) ... [2024-08-23 06:45:18,436 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-nonblocking-cntr.wvr.c [2024-08-23 06:45:18,472 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-23 06:45:18,472 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-08-23 06:45:18,472 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-23 06:45:18,521 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-08-23 06:45:18,562 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 06:45:18,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 06:45:18,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 06:45:18,565 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 06:45:18,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-23 06:45:18,606 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 06:45:18,623 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2024-08-23 06:45:18,630 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=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@296e0b60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 06:45:18,630 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-23 06:45:18,744 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 06:45:18,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 06:45:18,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1815682207, now seen corresponding path program 1 times [2024-08-23 06:45:18,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 06:45:18,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643072496] [2024-08-23 06:45:18,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 06:45:18,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 06:45:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 06:45:19,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 06:45:19,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 06:45:19,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643072496] [2024-08-23 06:45:19,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643072496] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 06:45:19,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 06:45:19,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-23 06:45:19,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286209008] [2024-08-23 06:45:19,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 06:45:19,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 06:45:19,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 06:45:19,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 06:45:19,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 06:45:19,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:19,052 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 06:45:19,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 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) [2024-08-23 06:45:19,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:19,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 06:45:19,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 1 remaining) [2024-08-23 06:45:19,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-23 06:45:19,170 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-23 06:45:19,172 INFO L308 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE (1/3) [2024-08-23 06:45:19,177 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 06:45:19,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 06:45:19,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 06:45:19,204 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 06:45:19,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-08-23 06:45:19,208 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 06:45:19,209 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork1 ======== [2024-08-23 06:45:19,210 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=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@296e0b60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 06:45:19,210 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-23 06:45:19,279 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-08-23 06:45:19,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 06:45:19,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1016413373, now seen corresponding path program 1 times [2024-08-23 06:45:19,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 06:45:19,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118473320] [2024-08-23 06:45:19,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 06:45:19,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 06:45:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 06:45:19,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 06:45:19,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 06:45:19,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118473320] [2024-08-23 06:45:19,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118473320] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 06:45:19,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 06:45:19,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-23 06:45:19,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645158866] [2024-08-23 06:45:19,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 06:45:19,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-23 06:45:19,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 06:45:19,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-23 06:45:19,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-23 06:45:19,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:19,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 06:45:19,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2024-08-23 06:45:19,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:19,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-23 06:45:19,488 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 1 remaining) [2024-08-23 06:45:19,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-23 06:45:19,490 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-23 06:45:19,490 INFO L308 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork1 was SAFE (2/3) [2024-08-23 06:45:19,492 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 06:45:19,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-23 06:45:19,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 06:45:19,498 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-23 06:45:19,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-08-23 06:45:19,505 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-23 06:45:19,505 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-23 06:45:19,506 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=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@296e0b60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-23 06:45:19,506 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-08-23 06:45:19,581 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-23 06:45:19,582 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 06:45:19,582 INFO L85 PathProgramCache]: Analyzing trace with hash 786428695, now seen corresponding path program 1 times [2024-08-23 06:45:19,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 06:45:19,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845989001] [2024-08-23 06:45:19,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 06:45:19,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 06:45:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 06:45:19,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 06:45:19,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 06:45:19,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845989001] [2024-08-23 06:45:19,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845989001] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-23 06:45:19,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-23 06:45:19,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-23 06:45:19,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698193809] [2024-08-23 06:45:19,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-23 06:45:19,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-23 06:45:19,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 06:45:19,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-23 06:45:19,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-23 06:45:19,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:19,747 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 06:45:19,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2024-08-23 06:45:19,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:19,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 06:45:19,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-23 06:45:19,843 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-23 06:45:19,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 06:45:19,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1394151574, now seen corresponding path program 1 times [2024-08-23 06:45:19,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 06:45:19,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455886584] [2024-08-23 06:45:19,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 06:45:19,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 06:45:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 06:45:20,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 06:45:20,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 06:45:20,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455886584] [2024-08-23 06:45:20,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455886584] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 06:45:20,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [168891035] [2024-08-23 06:45:20,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 06:45:20,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 06:45:20,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 06:45:20,078 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 06:45:20,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-08-23 06:45:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 06:45:20,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 8 conjunts are in the unsatisfiable core [2024-08-23 06:45:20,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 06:45:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 06:45:20,367 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 06:45:20,581 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-08-23 06:45:20,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [168891035] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 06:45:20,582 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 06:45:20,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 7] total 18 [2024-08-23 06:45:20,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721476403] [2024-08-23 06:45:20,582 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 06:45:20,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-08-23 06:45:20,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 06:45:20,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-08-23 06:45:20,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-08-23 06:45:20,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:20,585 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 06:45:20,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 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) [2024-08-23 06:45:20,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 06:45:20,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:21,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 06:45:21,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-08-23 06:45:21,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-08-23 06:45:21,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 06:45:21,310 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-23 06:45:21,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 06:45:21,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1934031353, now seen corresponding path program 2 times [2024-08-23 06:45:21,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 06:45:21,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188007037] [2024-08-23 06:45:21,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 06:45:21,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 06:45:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 06:45:21,541 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-08-23 06:45:21,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 06:45:21,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188007037] [2024-08-23 06:45:21,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188007037] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 06:45:21,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1289605163] [2024-08-23 06:45:21,542 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-23 06:45:21,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 06:45:21,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 06:45:21,544 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 06:45:21,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-08-23 06:45:21,602 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-08-23 06:45:21,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 06:45:21,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 17 conjunts are in the unsatisfiable core [2024-08-23 06:45:21,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 06:45:21,651 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-08-23 06:45:21,652 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 06:45:21,940 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-08-23 06:45:21,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1289605163] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 06:45:21,941 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 06:45:21,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 7] total 9 [2024-08-23 06:45:21,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658991286] [2024-08-23 06:45:21,941 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 06:45:21,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-23 06:45:21,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 06:45:21,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-23 06:45:21,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-08-23 06:45:21,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:21,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 06:45:21,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 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) [2024-08-23 06:45:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 06:45:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-08-23 06:45:21,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:22,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 06:45:22,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-08-23 06:45:22,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 06:45:22,054 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-08-23 06:45:22,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 06:45:22,235 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-23 06:45:22,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 06:45:22,236 INFO L85 PathProgramCache]: Analyzing trace with hash 735201657, now seen corresponding path program 3 times [2024-08-23 06:45:22,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 06:45:22,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557263390] [2024-08-23 06:45:22,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 06:45:22,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 06:45:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 06:45:22,726 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 44 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-08-23 06:45:22,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 06:45:22,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557263390] [2024-08-23 06:45:22,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557263390] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 06:45:22,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2011239350] [2024-08-23 06:45:22,727 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-08-23 06:45:22,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 06:45:22,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 06:45:22,729 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 06:45:22,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-08-23 06:45:22,797 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-08-23 06:45:22,798 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 06:45:22,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 23 conjunts are in the unsatisfiable core [2024-08-23 06:45:22,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 06:45:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 12 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 06:45:23,323 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 06:45:23,887 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 25 proven. 37 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-08-23 06:45:23,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2011239350] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 06:45:23,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 06:45:23,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20, 15] total 48 [2024-08-23 06:45:23,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497163120] [2024-08-23 06:45:23,889 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 06:45:23,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-08-23 06:45:23,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 06:45:23,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-08-23 06:45:23,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=462, Invalid=1794, Unknown=0, NotChecked=0, Total=2256 [2024-08-23 06:45:23,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:23,893 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 06:45:23,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 2.0833333333333335) internal successors, (100), 48 states have internal predecessors, (100), 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) [2024-08-23 06:45:23,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 06:45:23,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-08-23 06:45:23,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 06:45:23,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:26,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 06:45:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-08-23 06:45:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 06:45:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-08-23 06:45:26,100 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-08-23 06:45:26,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 06:45:26,287 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-23 06:45:26,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-23 06:45:26,289 INFO L85 PathProgramCache]: Analyzing trace with hash -557659207, now seen corresponding path program 4 times [2024-08-23 06:45:26,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-23 06:45:26,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564021197] [2024-08-23 06:45:26,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-23 06:45:26,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-23 06:45:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-23 06:45:27,097 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 17 proven. 132 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-08-23 06:45:27,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-23 06:45:27,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564021197] [2024-08-23 06:45:27,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564021197] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-23 06:45:27,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350507430] [2024-08-23 06:45:27,098 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-08-23 06:45:27,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-23 06:45:27,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-23 06:45:27,100 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-23 06:45:27,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-08-23 06:45:27,162 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-08-23 06:45:27,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-23 06:45:27,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 37 conjunts are in the unsatisfiable core [2024-08-23 06:45:27,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-23 06:45:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 7 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-23 06:45:27,870 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-23 06:45:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 31 proven. 105 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-08-23 06:45:29,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350507430] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-23 06:45:29,075 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-23 06:45:29,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 26, 17] total 60 [2024-08-23 06:45:29,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313168842] [2024-08-23 06:45:29,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-23 06:45:29,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-08-23 06:45:29,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-23 06:45:29,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-08-23 06:45:29,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=653, Invalid=3007, Unknown=0, NotChecked=0, Total=3660 [2024-08-23 06:45:29,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:29,078 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-23 06:45:29,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 2.1147540983606556) internal successors, (129), 60 states have internal predecessors, (129), 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) [2024-08-23 06:45:29,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-23 06:45:29,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-08-23 06:45:29,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-23 06:45:29,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-08-23 06:45:29,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-23 06:45:32,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-23 06:45:32,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-08-23 06:45:32,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-23 06:45:32,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-08-23 06:45:32,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-08-23 06:45:32,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-08-23 06:45:32,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-08-23 06:45:32,740 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-08-23 06:45:32,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-08-23 06:45:32,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-08-23 06:45:32,943 INFO L445 BasicCegarLoop]: Path program histogram: [4, 1] [2024-08-23 06:45:32,943 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (3/3) [2024-08-23 06:45:32,944 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-23 06:45:32,944 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-23 06:45:32,947 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-08-23 06:45:32,947 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-08-23 06:45:32,948 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 06:45:32 BasicIcfg [2024-08-23 06:45:32,948 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-23 06:45:32,948 INFO L158 Benchmark]: Toolchain (without parser) took 15292.41ms. Allocated memory was 172.0MB in the beginning and 339.7MB in the end (delta: 167.8MB). Free memory was 113.6MB in the beginning and 236.2MB in the end (delta: -122.6MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2024-08-23 06:45:32,948 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory is still 134.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 06:45:32,949 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 172.0MB. Free memory is still 116.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 06:45:32,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.21ms. Allocated memory is still 172.0MB. Free memory was 113.6MB in the beginning and 99.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-23 06:45:32,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.68ms. Allocated memory is still 172.0MB. Free memory was 99.8MB in the beginning and 98.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 06:45:32,949 INFO L158 Benchmark]: Boogie Preprocessor took 20.91ms. Allocated memory is still 172.0MB. Free memory was 98.4MB in the beginning and 96.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-23 06:45:32,949 INFO L158 Benchmark]: RCFGBuilder took 408.37ms. Allocated memory is still 172.0MB. Free memory was 96.8MB in the beginning and 74.7MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-08-23 06:45:32,950 INFO L158 Benchmark]: TraceAbstraction took 14520.29ms. Allocated memory was 172.0MB in the beginning and 339.7MB in the end (delta: 167.8MB). Free memory was 73.8MB in the beginning and 236.2MB in the end (delta: -162.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-08-23 06:45:32,951 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory is still 134.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 172.0MB. Free memory is still 116.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.21ms. Allocated memory is still 172.0MB. Free memory was 113.6MB in the beginning and 99.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.68ms. Allocated memory is still 172.0MB. Free memory was 99.8MB in the beginning and 98.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.91ms. Allocated memory is still 172.0MB. Free memory was 98.4MB in the beginning and 96.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 408.37ms. Allocated memory is still 172.0MB. Free memory was 96.8MB in the beginning and 74.7MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 14520.29ms. Allocated memory was 172.0MB in the beginning and 339.7MB in the end (delta: 167.8MB). Free memory was 73.8MB in the beginning and 236.2MB in the end (delta: -162.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 381, independent: 333, independent conditional: 133, independent unconditional: 200, dependent: 48, dependent conditional: 44, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 341, independent: 333, independent conditional: 133, independent unconditional: 200, dependent: 8, dependent conditional: 4, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 341, independent: 333, independent conditional: 133, independent unconditional: 200, dependent: 8, dependent conditional: 4, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 345, independent: 333, independent conditional: 0, independent unconditional: 333, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 345, independent: 333, independent conditional: 0, independent unconditional: 333, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 345, independent: 333, independent conditional: 0, independent unconditional: 333, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 180, independent: 174, independent conditional: 0, independent unconditional: 174, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 180, independent: 169, independent conditional: 0, independent unconditional: 169, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 11, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 89, independent: 50, independent conditional: 0, independent unconditional: 50, dependent: 39, dependent conditional: 13, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 345, independent: 159, independent conditional: 0, independent unconditional: 159, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 180, unknown conditional: 2, unknown unconditional: 178] , Statistics on independence cache: Total cache size (in pairs): 180, Positive cache size: 174, Positive conditional cache size: 0, Positive unconditional cache size: 174, Negative cache size: 6, Negative conditional cache size: 2, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 40 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 42, Number of trivial persistent sets: 34, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 204, independent: 200, independent conditional: 0, independent unconditional: 200, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 381, independent: 333, independent conditional: 133, independent unconditional: 200, dependent: 48, dependent conditional: 44, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 341, independent: 333, independent conditional: 133, independent unconditional: 200, dependent: 8, dependent conditional: 4, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 341, independent: 333, independent conditional: 133, independent unconditional: 200, dependent: 8, dependent conditional: 4, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 345, independent: 333, independent conditional: 0, independent unconditional: 333, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 345, independent: 333, independent conditional: 0, independent unconditional: 333, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 345, independent: 333, independent conditional: 0, independent unconditional: 333, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 180, independent: 174, independent conditional: 0, independent unconditional: 174, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 180, independent: 169, independent conditional: 0, independent unconditional: 169, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 11, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 89, independent: 50, independent conditional: 0, independent unconditional: 50, dependent: 39, dependent conditional: 13, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 345, independent: 159, independent conditional: 0, independent unconditional: 159, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 180, unknown conditional: 2, unknown unconditional: 178] , Statistics on independence cache: Total cache size (in pairs): 180, Positive cache size: 174, Positive conditional cache size: 0, Positive unconditional cache size: 174, Negative cache size: 6, Negative conditional cache size: 2, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 40 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 395, independent: 352, independent conditional: 129, independent unconditional: 223, dependent: 43, dependent conditional: 39, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 360, independent: 352, independent conditional: 129, independent unconditional: 223, dependent: 8, dependent conditional: 4, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 360, independent: 352, independent conditional: 129, independent unconditional: 223, dependent: 8, dependent conditional: 4, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 364, independent: 352, independent conditional: 0, independent unconditional: 352, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 364, independent: 352, independent conditional: 0, independent unconditional: 352, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 364, independent: 352, independent conditional: 0, independent unconditional: 352, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 189, independent: 183, independent conditional: 0, independent unconditional: 183, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 189, independent: 178, independent conditional: 0, independent unconditional: 178, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 11, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, independent: 41, independent conditional: 0, independent unconditional: 41, dependent: 41, dependent conditional: 15, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 364, independent: 169, independent conditional: 0, independent unconditional: 169, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 189, unknown conditional: 2, unknown unconditional: 187] , Statistics on independence cache: Total cache size (in pairs): 189, Positive cache size: 183, Positive conditional cache size: 0, Positive unconditional cache size: 183, Negative cache size: 6, Negative conditional cache size: 2, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 35 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 43, Number of trivial persistent sets: 38, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 227, independent: 223, independent conditional: 0, independent unconditional: 223, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 395, independent: 352, independent conditional: 129, independent unconditional: 223, dependent: 43, dependent conditional: 39, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 360, independent: 352, independent conditional: 129, independent unconditional: 223, dependent: 8, dependent conditional: 4, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 360, independent: 352, independent conditional: 129, independent unconditional: 223, dependent: 8, dependent conditional: 4, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 364, independent: 352, independent conditional: 0, independent unconditional: 352, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 364, independent: 352, independent conditional: 0, independent unconditional: 352, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 364, independent: 352, independent conditional: 0, independent unconditional: 352, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 189, independent: 183, independent conditional: 0, independent unconditional: 183, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 189, independent: 178, independent conditional: 0, independent unconditional: 178, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 11, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, independent: 41, independent conditional: 0, independent unconditional: 41, dependent: 41, dependent conditional: 15, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 364, independent: 169, independent conditional: 0, independent unconditional: 169, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 189, unknown conditional: 2, unknown unconditional: 187] , Statistics on independence cache: Total cache size (in pairs): 189, Positive cache size: 183, Positive conditional cache size: 0, Positive unconditional cache size: 183, Negative cache size: 6, Negative conditional cache size: 2, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 35 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4729, independent: 3633, independent conditional: 3397, independent unconditional: 236, dependent: 1096, dependent conditional: 1092, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3684, independent: 3633, independent conditional: 3397, independent unconditional: 236, dependent: 51, dependent conditional: 47, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3684, independent: 3633, independent conditional: 3397, independent unconditional: 236, dependent: 51, dependent conditional: 47, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4031, independent: 3633, independent conditional: 138, independent unconditional: 3495, dependent: 398, dependent conditional: 209, dependent unconditional: 189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4031, independent: 3633, independent conditional: 138, independent unconditional: 3495, dependent: 398, dependent conditional: 209, dependent unconditional: 189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4031, independent: 3633, independent conditional: 138, independent unconditional: 3495, dependent: 398, dependent conditional: 209, dependent unconditional: 189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 246, independent: 216, independent conditional: 23, independent unconditional: 193, dependent: 30, dependent conditional: 26, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 246, independent: 188, independent conditional: 0, independent unconditional: 188, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 58, independent: 28, independent conditional: 23, independent unconditional: 5, dependent: 30, dependent conditional: 26, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, independent: 28, independent conditional: 23, independent unconditional: 5, dependent: 30, dependent conditional: 26, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, independent: 114, independent conditional: 74, independent unconditional: 40, dependent: 98, dependent conditional: 82, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4031, independent: 3417, independent conditional: 115, independent unconditional: 3302, dependent: 368, dependent conditional: 183, dependent unconditional: 185, unknown: 246, unknown conditional: 49, unknown unconditional: 197] , Statistics on independence cache: Total cache size (in pairs): 246, Positive cache size: 216, Positive conditional cache size: 23, Positive unconditional cache size: 193, Negative cache size: 30, Negative conditional cache size: 26, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 5, Independence queries for same thread: 1045 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 82, Number of trivial persistent sets: 72, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 240, independent: 236, independent conditional: 0, independent unconditional: 236, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4729, independent: 3633, independent conditional: 3397, independent unconditional: 236, dependent: 1096, dependent conditional: 1092, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3684, independent: 3633, independent conditional: 3397, independent unconditional: 236, dependent: 51, dependent conditional: 47, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3684, independent: 3633, independent conditional: 3397, independent unconditional: 236, dependent: 51, dependent conditional: 47, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4031, independent: 3633, independent conditional: 138, independent unconditional: 3495, dependent: 398, dependent conditional: 209, dependent unconditional: 189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4031, independent: 3633, independent conditional: 138, independent unconditional: 3495, dependent: 398, dependent conditional: 209, dependent unconditional: 189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4031, independent: 3633, independent conditional: 138, independent unconditional: 3495, dependent: 398, dependent conditional: 209, dependent unconditional: 189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 246, independent: 216, independent conditional: 23, independent unconditional: 193, dependent: 30, dependent conditional: 26, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 246, independent: 188, independent conditional: 0, independent unconditional: 188, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 58, independent: 28, independent conditional: 23, independent unconditional: 5, dependent: 30, dependent conditional: 26, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, independent: 28, independent conditional: 23, independent unconditional: 5, dependent: 30, dependent conditional: 26, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 212, independent: 114, independent conditional: 74, independent unconditional: 40, dependent: 98, dependent conditional: 82, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4031, independent: 3417, independent conditional: 115, independent unconditional: 3302, dependent: 368, dependent conditional: 183, dependent unconditional: 185, unknown: 246, unknown conditional: 49, unknown unconditional: 197] , Statistics on independence cache: Total cache size (in pairs): 246, Positive cache size: 216, Positive conditional cache size: 23, Positive unconditional cache size: 193, Negative cache size: 30, Negative conditional cache size: 26, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 5, Independence queries for same thread: 1045 - PositiveResult [Line: 54]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 43]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 77]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 35 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, 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: 3, 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 58 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 35 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, 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: 3, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 56 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 35 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 13.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 6.6s, 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: 242, 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, 0.2s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 308 NumberOfCodeBlocks, 308 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 441 ConstructedInterpolants, 0 QuantifiedInterpolants, 3509 SizeOfPredicates, 24 NumberOfNonLiveVariables, 556 ConjunctsInSsa, 85 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 231/802 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-23 06:45:32,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-08-23 06:45:33,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-08-23 06:45:33,383 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-23 06:45:33,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE