./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-poker-hand-subst.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/chl-poker-hand-subst.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee 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/chl-poker-hand-subst.wvr.c ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/chl-poker-hand-subst.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 --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 20:23:35,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 20:23:35,604 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 20:23:35,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 20:23:35,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 20:23:35,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 20:23:35,634 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 20:23:35,634 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 20:23:35,635 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 20:23:35,635 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 20:23:35,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 20:23:35,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 20:23:35,637 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 20:23:35,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 20:23:35,639 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 20:23:35,640 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 20:23:35,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 20:23:35,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 20:23:35,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 20:23:35,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 20:23:35,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 20:23:35,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 20:23:35,645 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 20:23:35,646 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 20:23:35,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 20:23:35,646 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 20:23:35,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 20:23:35,647 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 20:23:35,647 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 20:23:35,647 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 20:23:35,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 20:23:35,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 20:23:35,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 20:23:35,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 20:23:35,650 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 20:23:35,650 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 20:23:35,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 20:23:35,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 20:23:35,653 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 20:23:35,653 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 20:23:35,653 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 20:23:35,654 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 20:23:35,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-13 20:23:35,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 20:23:35,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 20:23:35,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 20:23:35,930 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 20:23:35,930 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 20:23:35,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/chl-poker-hand-subst.wvr.yml/witness.yml [2024-08-13 20:23:36,049 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 20:23:36,049 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 20:23:36,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-poker-hand-subst.wvr.c [2024-08-13 20:23:37,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 20:23:37,605 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 20:23:37,606 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-subst.wvr.c [2024-08-13 20:23:37,615 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b9b711525/23e84926bea34c00aa20e4c0b179b8e7/FLAGb759934c0 [2024-08-13 20:23:37,937 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b9b711525/23e84926bea34c00aa20e4c0b179b8e7 [2024-08-13 20:23:37,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 20:23:37,939 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 20:23:37,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 20:23:37,941 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 20:23:37,944 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 20:23:37,945 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:23:36" (1/2) ... [2024-08-13 20:23:37,946 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44bdc934 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:23:37, skipping insertion in model container [2024-08-13 20:23:37,946 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:23:36" (1/2) ... [2024-08-13 20:23:37,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70853c74 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:23:37, skipping insertion in model container [2024-08-13 20:23:37,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:23:37" (2/2) ... [2024-08-13 20:23:37,948 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44bdc934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:37, skipping insertion in model container [2024-08-13 20:23:37,948 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:23:37" (2/2) ... [2024-08-13 20:23:37,949 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 20:23:37,975 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 20:23:37,977 INFO L97 edCorrectnessWitness]: Location invariant before [L339-L339] ! multithreaded || ((((((((((((((((((((((((((((4294967295LL - (long long )i1_13) + (long long )result_12 >= 0LL && (4294967295LL - (long long )i1_13) + (long long )i2_15 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )result_17 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i1_18 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i2_20 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )result_22 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i1_23 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i2_25 >= 0LL) && (2147483647LL + (long long )break_14) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_16) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_19) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_21) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_24) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_26) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_14) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_16) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_19) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_21) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_24) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_26) - (long long )i1_13 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )result_12 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i2_15 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )result_17 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i1_18 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i2_20 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )result_22 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i1_23 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i2_25 >= 0LL) [2024-08-13 20:23:37,977 INFO L97 edCorrectnessWitness]: Location invariant before [L337-L337] ! multithreaded || ((((((((((((((((((((((((((((4294967295LL - (long long )i1_13) + (long long )result_12 >= 0LL && (4294967295LL - (long long )i1_13) + (long long )i2_15 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )result_17 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i1_18 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i2_20 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )result_22 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i1_23 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i2_25 >= 0LL) && (2147483647LL + (long long )break_14) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_16) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_19) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_21) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_24) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_26) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_14) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_16) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_19) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_21) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_24) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_26) - (long long )i1_13 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )result_12 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i2_15 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )result_17 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i1_18 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i2_20 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )result_22 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i1_23 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i2_25 >= 0LL) [2024-08-13 20:23:37,977 INFO L97 edCorrectnessWitness]: Location invariant before [L338-L338] ! multithreaded || ((((((((((((((((((((((((((((4294967295LL - (long long )i1_13) + (long long )result_12 >= 0LL && (4294967295LL - (long long )i1_13) + (long long )i2_15 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )result_17 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i1_18 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i2_20 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )result_22 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i1_23 >= 0LL) && (4294967295LL - (long long )i1_13) + (long long )i2_25 >= 0LL) && (2147483647LL + (long long )break_14) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_16) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_19) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_21) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_24) - (long long )i1_13 >= 0LL) && (2147483647LL + (long long )break_26) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_14) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_16) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_19) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_21) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_24) - (long long )i1_13 >= 0LL) && (2147483648LL - (long long )break_26) - (long long )i1_13 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )result_12 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i2_15 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )result_17 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i1_18 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i2_20 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )result_22 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i1_23 >= 0LL) && (4294967294LL - (long long )i1_13) - (long long )i2_25 >= 0LL) [2024-08-13 20:23:37,978 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-13 20:23:37,978 INFO L106 edCorrectnessWitness]: ghost_update [L336-L336] multithreaded = 1; [2024-08-13 20:23:38,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 20:23:38,339 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 20:23:38,351 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-13 20:23:38,521 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 20:23:38,545 INFO L206 MainTranslator]: Completed translation [2024-08-13 20:23:38,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38 WrapperNode [2024-08-13 20:23:38,546 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 20:23:38,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 20:23:38,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 20:23:38,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 20:23:38,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,720 INFO L138 Inliner]: procedures = 25, calls = 440, calls flagged for inlining = 101, calls inlined = 145, statements flattened = 2398 [2024-08-13 20:23:38,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 20:23:38,721 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 20:23:38,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 20:23:38,722 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 20:23:38,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,747 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,889 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 20:23:38,890 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 20:23:38,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 20:23:38,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 20:23:38,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (1/1) ... [2024-08-13 20:23:38,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 20:23:38,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:23:38,922 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) [2024-08-13 20:23:38,933 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 [2024-08-13 20:23:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 20:23:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-08-13 20:23:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-08-13 20:23:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-08-13 20:23:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-08-13 20:23:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-08-13 20:23:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-08-13 20:23:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-13 20:23:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-08-13 20:23:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-13 20:23:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-13 20:23:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-08-13 20:23:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 20:23:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 20:23:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-08-13 20:23:38,970 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-13 20:23:39,218 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 20:23:39,220 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 20:23:41,514 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 20:23:41,514 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 20:23:44,115 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-13 20:23:44,115 INFO L320 CfgBuilder]: Removed 18 assume(true) statements. [2024-08-13 20:23:44,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 08:23:44 BoogieIcfgContainer [2024-08-13 20:23:44,117 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-13 20:23:44,120 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-13 20:23:44,120 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-13 20:23:44,125 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-13 20:23:44,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:23:36" (1/4) ... [2024-08-13 20:23:44,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a541ece and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 08:23:44, skipping insertion in model container [2024-08-13 20:23:44,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 08:23:37" (2/4) ... [2024-08-13 20:23:44,128 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a541ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 08:23:44, skipping insertion in model container [2024-08-13 20:23:44,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:23:38" (3/4) ... [2024-08-13 20:23:44,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a541ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 08:23:44, skipping insertion in model container [2024-08-13 20:23:44,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 08:23:44" (4/4) ... [2024-08-13 20:23:44,131 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-subst.wvr.c [2024-08-13 20:23:44,150 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-13 20:23:44,151 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-08-13 20:23:44,151 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-13 20:23:44,736 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-08-13 20:23:44,790 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 20:23:44,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-13 20:23:44,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:23:44,793 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) [2024-08-13 20:23:44,797 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 [2024-08-13 20:23:44,834 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-13 20:23:44,848 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-13 20:23:44,858 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;@5d4ecebc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 20:23:44,858 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-08-13 20:23:45,205 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:23:45,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:23:45,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1578788355, now seen corresponding path program 1 times [2024-08-13 20:23:45,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:23:45,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044962263] [2024-08-13 20:23:45,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:23:45,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:23:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:23:45,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:23:45,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:23:45,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044962263] [2024-08-13 20:23:45,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044962263] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:23:45,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:23:45,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-13 20:23:45,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284066782] [2024-08-13 20:23:45,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:23:45,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:23:45,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:23:45,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:23:45,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 20:23:45,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:45,807 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:23:45,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2024-08-13 20:23:45,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:45,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:45,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-13 20:23:45,918 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:23:45,919 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:23:45,919 INFO L85 PathProgramCache]: Analyzing trace with hash 118794614, now seen corresponding path program 1 times [2024-08-13 20:23:45,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:23:45,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15425108] [2024-08-13 20:23:45,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:23:45,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:23:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:23:46,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-08-13 20:23:46,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:23:46,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15425108] [2024-08-13 20:23:46,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15425108] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:23:46,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:23:46,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-13 20:23:46,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678518123] [2024-08-13 20:23:46,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:23:46,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:23:46,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:23:46,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:23:46,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 20:23:46,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:46,138 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:23:46,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2024-08-13 20:23:46,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:46,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:46,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:46,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:46,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-13 20:23:46,215 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:23:46,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:23:46,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1515591612, now seen corresponding path program 1 times [2024-08-13 20:23:46,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:23:46,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930698639] [2024-08-13 20:23:46,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:23:46,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:23:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:23:46,483 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-08-13 20:23:46,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:23:46,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930698639] [2024-08-13 20:23:46,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930698639] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:23:46,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:23:46,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-13 20:23:46,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385437611] [2024-08-13 20:23:46,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:23:46,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:23:46,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:23:46,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:23:46,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 20:23:46,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:46,487 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:23:46,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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) [2024-08-13 20:23:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:46,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:46,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:46,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:46,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-13 20:23:46,592 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:23:46,593 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:23:46,593 INFO L85 PathProgramCache]: Analyzing trace with hash -419455611, now seen corresponding path program 1 times [2024-08-13 20:23:46,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:23:46,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257775586] [2024-08-13 20:23:46,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:23:46,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:23:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:23:46,840 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-08-13 20:23:46,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:23:46,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257775586] [2024-08-13 20:23:46,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257775586] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:23:46,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482053822] [2024-08-13 20:23:46,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:23:46,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:23:46,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:23:46,846 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-13 20:23:46,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-08-13 20:23:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:23:47,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 5 conjunts are in the unsatisfiable core [2024-08-13 20:23:47,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:23:47,508 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-08-13 20:23:47,508 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-13 20:23:47,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-08-13 20:23:47,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [482053822] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-13 20:23:47,542 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-13 20:23:47,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 8 [2024-08-13 20:23:47,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069789904] [2024-08-13 20:23:47,543 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-13 20:23:47,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-13 20:23:47,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:23:47,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-13 20:23:47,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2024-08-13 20:23:47,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:47,545 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:23:47,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 8 states have internal predecessors, (40), 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) [2024-08-13 20:23:47,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:47,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:47,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:47,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:47,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:47,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:47,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:47,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:23:47,769 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-08-13 20:23:47,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:23:47,949 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:23:47,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:23:47,949 INFO L85 PathProgramCache]: Analyzing trace with hash 985117149, now seen corresponding path program 2 times [2024-08-13 20:23:47,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:23:47,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025696067] [2024-08-13 20:23:47,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:23:47,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:23:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:23:48,415 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-08-13 20:23:48,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:23:48,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025696067] [2024-08-13 20:23:48,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025696067] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:23:48,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1692295291] [2024-08-13 20:23:48,415 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-13 20:23:48,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:23:48,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:23:48,419 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-13 20:23:48,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-08-13 20:23:48,996 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-13 20:23:48,997 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-13 20:23:49,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 18 conjunts are in the unsatisfiable core [2024-08-13 20:23:49,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:23:49,413 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-08-13 20:23:49,413 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-13 20:23:49,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1692295291] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:23:49,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-13 20:23:49,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2024-08-13 20:23:49,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506548341] [2024-08-13 20:23:49,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:23:49,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-13 20:23:49,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:23:49,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-13 20:23:49,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-08-13 20:23:49,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:49,416 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:23:49,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 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) [2024-08-13 20:23:49,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:49,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:49,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:49,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:23:49,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:57,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:57,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:57,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:57,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:23:57,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:23:57,692 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-08-13 20:23:57,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:23:57,877 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:23:57,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:23:57,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1452510952, now seen corresponding path program 1 times [2024-08-13 20:23:57,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:23:57,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727852586] [2024-08-13 20:23:57,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:23:57,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:23:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:23:58,556 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-08-13 20:23:58,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:23:58,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727852586] [2024-08-13 20:23:58,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727852586] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:23:58,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40736274] [2024-08-13 20:23:58,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:23:58,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:23:58,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:23:58,560 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) [2024-08-13 20:23:58,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-08-13 20:23:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:23:59,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 887 conjuncts, 8 conjunts are in the unsatisfiable core [2024-08-13 20:23:59,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:23:59,280 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-08-13 20:23:59,283 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-13 20:23:59,383 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-08-13 20:23:59,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40736274] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-13 20:23:59,384 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-13 20:23:59,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 17 [2024-08-13 20:23:59,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097953288] [2024-08-13 20:23:59,384 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-13 20:23:59,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-08-13 20:23:59,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:23:59,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-08-13 20:23:59,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2024-08-13 20:23:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:59,386 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:23:59,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.294117647058823) internal successors, (73), 17 states have internal predecessors, (73), 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) [2024-08-13 20:23:59,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:59,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:59,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:59,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:23:59,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:23:59,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:59,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:59,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:59,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:59,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:23:59,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:23:59,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:23:59,876 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-08-13 20:24:00,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:24:00,056 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:24:00,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:24:00,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1004082687, now seen corresponding path program 2 times [2024-08-13 20:24:00,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:24:00,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880501644] [2024-08-13 20:24:00,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:00,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:24:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:00,677 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-08-13 20:24:00,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:24:00,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880501644] [2024-08-13 20:24:00,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880501644] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:24:00,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794079543] [2024-08-13 20:24:00,678 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-13 20:24:00,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:24:00,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:24:00,681 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) [2024-08-13 20:24:00,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-08-13 20:24:01,300 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-13 20:24:01,300 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-13 20:24:01,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 7 conjunts are in the unsatisfiable core [2024-08-13 20:24:01,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:24:01,414 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-08-13 20:24:01,415 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-13 20:24:01,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794079543] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:24:01,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-13 20:24:01,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-08-13 20:24:01,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462516754] [2024-08-13 20:24:01,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:24:01,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-08-13 20:24:01,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:24:01,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-08-13 20:24:01,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-08-13 20:24:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:01,417 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:24:01,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 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) [2024-08-13 20:24:01,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:01,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:01,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:01,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:01,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:01,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:01,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:06,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:06,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:06,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:06,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:06,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:06,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:06,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:06,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-08-13 20:24:06,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-08-13 20:24:06,857 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:24:06,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:24:06,857 INFO L85 PathProgramCache]: Analyzing trace with hash -2129501956, now seen corresponding path program 1 times [2024-08-13 20:24:06,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:24:06,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244761940] [2024-08-13 20:24:06,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:06,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:24:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:07,485 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-08-13 20:24:07,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:24:07,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244761940] [2024-08-13 20:24:07,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244761940] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:24:07,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110363522] [2024-08-13 20:24:07,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:07,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:24:07,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:24:07,487 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) [2024-08-13 20:24:07,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-08-13 20:24:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:08,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 1043 conjuncts, 9 conjunts are in the unsatisfiable core [2024-08-13 20:24:08,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:24:08,260 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-08-13 20:24:08,261 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-13 20:24:08,362 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-08-13 20:24:08,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110363522] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-13 20:24:08,363 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-13 20:24:08,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 20 [2024-08-13 20:24:08,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080792771] [2024-08-13 20:24:08,363 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-13 20:24:08,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-08-13 20:24:08,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:24:08,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-08-13 20:24:08,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=205, Unknown=0, NotChecked=0, Total=380 [2024-08-13 20:24:08,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:08,365 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:24:08,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.6) internal successors, (72), 20 states have internal predecessors, (72), 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) [2024-08-13 20:24:08,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:08,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:08,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:08,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:08,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:08,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:08,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:08,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:08,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:08,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:08,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:08,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:08,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:08,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:08,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:08,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:08,919 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-08-13 20:24:09,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:24:09,099 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:24:09,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:24:09,099 INFO L85 PathProgramCache]: Analyzing trace with hash 416058414, now seen corresponding path program 2 times [2024-08-13 20:24:09,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:24:09,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037701633] [2024-08-13 20:24:09,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:09,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:24:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:09,931 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-08-13 20:24:09,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:24:09,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037701633] [2024-08-13 20:24:09,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037701633] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:24:09,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558331918] [2024-08-13 20:24:09,932 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-08-13 20:24:09,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:24:09,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:24:09,934 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) [2024-08-13 20:24:09,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-08-13 20:24:10,627 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-08-13 20:24:10,627 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-08-13 20:24:10,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 8 conjunts are in the unsatisfiable core [2024-08-13 20:24:10,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:24:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2024-08-13 20:24:10,812 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-08-13 20:24:10,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558331918] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:24:10,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-08-13 20:24:10,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [15] total 16 [2024-08-13 20:24:10,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524951272] [2024-08-13 20:24:10,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:24:10,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:24:10,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:24:10,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:24:10,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=133, Unknown=0, NotChecked=0, Total=240 [2024-08-13 20:24:10,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:10,815 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:24:10,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2024-08-13 20:24:10,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:10,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:10,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:10,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:10,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:10,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:10,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:10,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:10,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:22,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:22,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:22,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:22,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:22,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:22,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:22,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:22,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:22,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:22,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-08-13 20:24:22,865 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,SelfDestructingSolverStorable8 [2024-08-13 20:24:22,866 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:24:22,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:24:22,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1152045666, now seen corresponding path program 1 times [2024-08-13 20:24:22,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:24:22,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934770111] [2024-08-13 20:24:22,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:22,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:24:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:23,697 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-08-13 20:24:23,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:24:23,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934770111] [2024-08-13 20:24:23,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934770111] provided 0 perfect and 1 imperfect interpolant sequences [2024-08-13 20:24:23,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142015447] [2024-08-13 20:24:23,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:23,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:24:23,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:24:23,700 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-08-13 20:24:23,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-08-13 20:24:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:24,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 16 conjunts are in the unsatisfiable core [2024-08-13 20:24:24,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-08-13 20:24:24,669 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-08-13 20:24:24,669 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-08-13 20:24:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-08-13 20:24:24,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142015447] provided 0 perfect and 2 imperfect interpolant sequences [2024-08-13 20:24:24,954 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-08-13 20:24:24,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 41 [2024-08-13 20:24:24,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915388233] [2024-08-13 20:24:24,955 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-08-13 20:24:24,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-08-13 20:24:24,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:24:24,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-08-13 20:24:24,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=586, Invalid=1054, Unknown=0, NotChecked=0, Total=1640 [2024-08-13 20:24:24,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:24,957 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:24:24,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 2.317073170731707) internal successors, (95), 41 states have internal predecessors, (95), 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) [2024-08-13 20:24:24,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:24,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:24,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:24,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:24,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:24,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:24,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:24,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:24,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:24,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:25,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:25,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:25,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:25,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:25,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:25,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:25,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:25,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:25,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:25,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:24:25,833 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-08-13 20:24:26,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-08-13 20:24:26,011 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:24:26,011 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:24:26,011 INFO L85 PathProgramCache]: Analyzing trace with hash -2134851664, now seen corresponding path program 2 times [2024-08-13 20:24:26,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:24:26,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166176986] [2024-08-13 20:24:26,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:26,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:24:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:26,594 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-08-13 20:24:26,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:24:26,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166176986] [2024-08-13 20:24:26,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166176986] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:24:26,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:24:26,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-13 20:24:26,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960645874] [2024-08-13 20:24:26,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:24:26,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:24:26,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:24:26,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:24:26,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 20:24:26,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:26,597 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:24:26,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2024-08-13 20:24:26,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:26,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:26,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:26,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:26,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:26,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:26,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:26,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:26,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:26,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:24:26,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:29,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:29,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:29,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:29,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:29,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:29,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:29,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:29,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:29,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:29,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:24:29,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:29,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-13 20:24:29,229 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:24:29,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:24:29,229 INFO L85 PathProgramCache]: Analyzing trace with hash 560906035, now seen corresponding path program 1 times [2024-08-13 20:24:29,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:24:29,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425574979] [2024-08-13 20:24:29,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:29,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:24:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:30,945 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-08-13 20:24:30,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:24:30,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425574979] [2024-08-13 20:24:30,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425574979] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:24:30,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:24:30,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-13 20:24:30,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971811803] [2024-08-13 20:24:30,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:24:30,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-13 20:24:30,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:24:30,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-13 20:24:30,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-08-13 20:24:30,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:30,947 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:24:30,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2024-08-13 20:24:30,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:30,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:33,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:24:33,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:33,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:33,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-08-13 20:24:33,490 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:24:33,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:24:33,490 INFO L85 PathProgramCache]: Analyzing trace with hash -194258093, now seen corresponding path program 1 times [2024-08-13 20:24:33,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:24:33,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425825336] [2024-08-13 20:24:33,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:33,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:24:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:34,706 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-08-13 20:24:34,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:24:34,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425825336] [2024-08-13 20:24:34,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425825336] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:24:34,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:24:34,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-13 20:24:34,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934034930] [2024-08-13 20:24:34,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:24:34,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:24:34,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:24:34,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:24:34,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 20:24:34,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:34,708 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:24:34,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2024-08-13 20:24:34,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:34,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:34,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:34,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:34,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:34,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:34,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:34,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:34,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:24:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:34,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:37,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:37,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:37,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:37,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:37,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-08-13 20:24:37,236 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-08-13 20:24:37,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:24:37,236 INFO L85 PathProgramCache]: Analyzing trace with hash -951890353, now seen corresponding path program 1 times [2024-08-13 20:24:37,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:24:37,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735026151] [2024-08-13 20:24:37,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:24:37,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:24:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:24:39,568 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-08-13 20:24:39,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:24:39,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735026151] [2024-08-13 20:24:39,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735026151] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:24:39,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:24:39,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-13 20:24:39,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675440725] [2024-08-13 20:24:39,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:24:39,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:24:39,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:24:39,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:24:39,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 20:24:39,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:24:39,571 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:24:39,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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) [2024-08-13 20:24:39,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:39,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:39,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:39,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:24:39,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:39,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:24:39,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:24:39,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:24:39,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:39,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:24:39,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:39,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:24:39,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:24:39,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-13 20:25:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:25:15,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:25:15,227 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-08-13 20:25:15,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-08-13 20:25:15,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-08-13 20:25:15,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-08-13 20:25:15,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2024-08-13 20:25:15,228 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 6 remaining) [2024-08-13 20:25:15,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-08-13 20:25:15,233 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-08-13 20:25:15,235 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-13 20:25:15,235 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-13 20:25:15,237 INFO L507 ceAbstractionStarter]: Automizer considered 3 witness invariants [2024-08-13 20:25:15,237 INFO L508 ceAbstractionStarter]: WitnessConsidered=3 [2024-08-13 20:25:15,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 08:25:15 BasicIcfg [2024-08-13 20:25:15,238 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-13 20:25:15,239 INFO L158 Benchmark]: Toolchain (without parser) took 97299.84ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 69.5MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-08-13 20:25:15,239 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:25:15,239 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 115.2MB in the end (delta: 199.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:25:15,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 608.44ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 69.3MB in the beginning and 155.5MB in the end (delta: -86.2MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2024-08-13 20:25:15,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.55ms. Allocated memory is still 199.2MB. Free memory was 155.5MB in the beginning and 141.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-08-13 20:25:15,240 INFO L158 Benchmark]: Boogie Preprocessor took 168.54ms. Allocated memory is still 199.2MB. Free memory was 141.8MB in the beginning and 130.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-13 20:25:15,240 INFO L158 Benchmark]: RCFGBuilder took 5226.42ms. Allocated memory was 199.2MB in the beginning and 484.4MB in the end (delta: 285.2MB). Free memory was 130.3MB in the beginning and 306.0MB in the end (delta: -175.7MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. [2024-08-13 20:25:15,240 INFO L158 Benchmark]: TraceAbstraction took 91118.23ms. Allocated memory was 484.4MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 306.0MB in the beginning and 1.1GB in the end (delta: -834.5MB). Peak memory consumption was 997.4MB. Max. memory is 16.1GB. [2024-08-13 20:25:15,242 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 115.2MB in the end (delta: 199.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 608.44ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 69.3MB in the beginning and 155.5MB in the end (delta: -86.2MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.55ms. Allocated memory is still 199.2MB. Free memory was 155.5MB in the beginning and 141.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.54ms. Allocated memory is still 199.2MB. Free memory was 141.8MB in the beginning and 130.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 5226.42ms. Allocated memory was 199.2MB in the beginning and 484.4MB in the end (delta: 285.2MB). Free memory was 130.3MB in the beginning and 306.0MB in the end (delta: -175.7MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. * TraceAbstraction took 91118.23ms. Allocated memory was 484.4MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 306.0MB in the beginning and 1.1GB in the end (delta: -834.5MB). Peak memory consumption was 997.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 535307, independent: 484636, independent conditional: 474459, independent unconditional: 10177, dependent: 47857, dependent conditional: 47728, dependent unconditional: 129, unknown: 2814, unknown conditional: 2806, unknown unconditional: 8] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 487580, independent: 484636, independent conditional: 474459, independent unconditional: 10177, dependent: 130, dependent conditional: 1, dependent unconditional: 129, unknown: 2814, unknown conditional: 2806, unknown unconditional: 8] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 487580, independent: 484636, independent conditional: 474459, independent unconditional: 10177, dependent: 130, dependent conditional: 1, dependent unconditional: 129, unknown: 2814, unknown conditional: 2806, unknown unconditional: 8] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 580907, independent: 484636, independent conditional: 31420, independent unconditional: 453216, dependent: 85945, dependent conditional: 55275, dependent unconditional: 30670, unknown: 10326, unknown conditional: 6632, unknown unconditional: 3694] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 580907, independent: 484636, independent conditional: 31420, independent unconditional: 453216, dependent: 85945, dependent conditional: 55275, dependent unconditional: 30670, unknown: 10326, unknown conditional: 6632, unknown unconditional: 3694] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 580907, independent: 484636, independent conditional: 31420, independent unconditional: 453216, dependent: 85945, dependent conditional: 55275, dependent unconditional: 30670, unknown: 10326, unknown conditional: 6632, unknown unconditional: 3694] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9340, independent: 9036, independent conditional: 60, independent unconditional: 8976, dependent: 257, dependent conditional: 120, dependent unconditional: 137, unknown: 47, unknown conditional: 34, unknown unconditional: 13] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9340, independent: 8894, independent conditional: 0, independent unconditional: 8894, dependent: 446, dependent conditional: 0, dependent unconditional: 446, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 446, independent: 142, independent conditional: 60, independent unconditional: 82, dependent: 257, dependent conditional: 120, dependent unconditional: 137, unknown: 47, unknown conditional: 34, unknown unconditional: 13] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 446, independent: 142, independent conditional: 60, independent unconditional: 82, dependent: 257, dependent conditional: 120, dependent unconditional: 137, unknown: 47, unknown conditional: 34, unknown unconditional: 13] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60349, independent: 4566, independent conditional: 2728, independent unconditional: 1839, dependent: 7572, dependent conditional: 4757, dependent unconditional: 2815, unknown: 48211, unknown conditional: 34826, unknown unconditional: 13385] , Protected Queries: 0 ], Cache Queries: [ total: 580907, independent: 475600, independent conditional: 31360, independent unconditional: 444240, dependent: 85688, dependent conditional: 55155, dependent unconditional: 30533, unknown: 19619, unknown conditional: 6812, unknown unconditional: 12807] , Statistics on independence cache: Total cache size (in pairs): 9293, Positive cache size: 9036, Positive conditional cache size: 60, Positive unconditional cache size: 8976, Negative cache size: 257, Negative conditional cache size: 120, Negative unconditional cache size: 137, Unknown cache size: 47, Unknown conditional cache size: 34, Unknown unconditional cache size: 13, Eliminated conditions: 0, Maximal queried relation: 7, Independence queries for same thread: 47727 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 12.9s, Number of persistent set computation: 25578, Number of trivial persistent sets: 21771, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10314, independent: 10177, independent conditional: 0, independent unconditional: 10177, dependent: 129, dependent conditional: 0, dependent unconditional: 129, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 535307, independent: 484636, independent conditional: 474459, independent unconditional: 10177, dependent: 47857, dependent conditional: 47728, dependent unconditional: 129, unknown: 2814, unknown conditional: 2806, unknown unconditional: 8] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 487580, independent: 484636, independent conditional: 474459, independent unconditional: 10177, dependent: 130, dependent conditional: 1, dependent unconditional: 129, unknown: 2814, unknown conditional: 2806, unknown unconditional: 8] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 487580, independent: 484636, independent conditional: 474459, independent unconditional: 10177, dependent: 130, dependent conditional: 1, dependent unconditional: 129, unknown: 2814, unknown conditional: 2806, unknown unconditional: 8] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 580907, independent: 484636, independent conditional: 31420, independent unconditional: 453216, dependent: 85945, dependent conditional: 55275, dependent unconditional: 30670, unknown: 10326, unknown conditional: 6632, unknown unconditional: 3694] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 580907, independent: 484636, independent conditional: 31420, independent unconditional: 453216, dependent: 85945, dependent conditional: 55275, dependent unconditional: 30670, unknown: 10326, unknown conditional: 6632, unknown unconditional: 3694] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 580907, independent: 484636, independent conditional: 31420, independent unconditional: 453216, dependent: 85945, dependent conditional: 55275, dependent unconditional: 30670, unknown: 10326, unknown conditional: 6632, unknown unconditional: 3694] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9340, independent: 9036, independent conditional: 60, independent unconditional: 8976, dependent: 257, dependent conditional: 120, dependent unconditional: 137, unknown: 47, unknown conditional: 34, unknown unconditional: 13] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9340, independent: 8894, independent conditional: 0, independent unconditional: 8894, dependent: 446, dependent conditional: 0, dependent unconditional: 446, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 446, independent: 142, independent conditional: 60, independent unconditional: 82, dependent: 257, dependent conditional: 120, dependent unconditional: 137, unknown: 47, unknown conditional: 34, unknown unconditional: 13] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 446, independent: 142, independent conditional: 60, independent unconditional: 82, dependent: 257, dependent conditional: 120, dependent unconditional: 137, unknown: 47, unknown conditional: 34, unknown unconditional: 13] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60349, independent: 4566, independent conditional: 2728, independent unconditional: 1839, dependent: 7572, dependent conditional: 4757, dependent unconditional: 2815, unknown: 48211, unknown conditional: 34826, unknown unconditional: 13385] , Protected Queries: 0 ], Cache Queries: [ total: 580907, independent: 475600, independent conditional: 31360, independent unconditional: 444240, dependent: 85688, dependent conditional: 55155, dependent unconditional: 30533, unknown: 19619, unknown conditional: 6812, unknown unconditional: 12807] , Statistics on independence cache: Total cache size (in pairs): 9293, Positive cache size: 9036, Positive conditional cache size: 60, Positive unconditional cache size: 8976, Negative cache size: 257, Negative conditional cache size: 120, Negative unconditional cache size: 137, Unknown cache size: 47, Unknown conditional cache size: 34, Unknown unconditional cache size: 13, Eliminated conditions: 0, Maximal queried relation: 7, Independence queries for same thread: 47727 - PositiveResult [Line: 337]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 338]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 339]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 178 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 90.4s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 71.4s, 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: 93, 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: 0.7s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 1721 NumberOfCodeBlocks, 1556 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 2023 ConstructedInterpolants, 14 QuantifiedInterpolants, 4757 SizeOfPredicates, 6 NumberOfNonLiveVariables, 5314 ConjunctsInSsa, 71 ConjunctsInUnsatCore, 25 InterpolantComputations, 10 PerfectInterpolantSequences, 3977/4392 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! [2024-08-13 20:25:15,455 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forcibly destroying the process [2024-08-13 20:25:15,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 137 [2024-08-13 20:25:15,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE