./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix000.opt.i --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/protection-ghost/mix000.opt.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/pthread-wmm/mix000.opt.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/mix000.opt.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 [2024-08-14 06:48:17,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 06:48:17,571 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 06:48:17,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 06:48:17,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 06:48:17,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 06:48:17,606 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 06:48:17,607 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 06:48:17,608 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 06:48:17,608 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 06:48:17,609 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 06:48:17,609 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 06:48:17,610 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 06:48:17,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 06:48:17,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 06:48:17,612 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 06:48:17,613 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 06:48:17,613 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 06:48:17,613 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 06:48:17,614 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 06:48:17,614 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 06:48:17,615 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 06:48:17,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 06:48:17,618 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 06:48:17,618 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 06:48:17,619 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 06:48:17,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 06:48:17,619 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 06:48:17,619 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 06:48:17,620 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 06:48:17,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 06:48:17,620 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 06:48:17,620 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 06:48:17,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 06:48:17,621 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 06:48:17,635 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 06:48:17,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 06:48:17,635 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 06:48:17,635 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 06:48:17,635 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 06:48:17,636 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 06:48:17,637 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 06:48:17,637 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 06:48:17,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 06:48:17,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 06:48:17,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 06:48:17,952 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 06:48:17,953 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 06:48:17,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/mix000.opt.yml/witness.yml [2024-08-14 06:48:18,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 06:48:18,125 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 06:48:18,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix000.opt.i [2024-08-14 06:48:19,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 06:48:19,737 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 06:48:19,740 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix000.opt.i [2024-08-14 06:48:19,755 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/88bd4f19b/eb79bc02a07f4c2cb53d2af08999670f/FLAGc53b1c555 [2024-08-14 06:48:20,047 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/88bd4f19b/eb79bc02a07f4c2cb53d2af08999670f [2024-08-14 06:48:20,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 06:48:20,049 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 06:48:20,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 06:48:20,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 06:48:20,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 06:48:20,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 06:48:18" (1/2) ... [2024-08-14 06:48:20,056 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d51834e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 06:48:20, skipping insertion in model container [2024-08-14 06:48:20,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 06:48:18" (1/2) ... [2024-08-14 06:48:20,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61728c84 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 06:48:20, skipping insertion in model container [2024-08-14 06:48:20,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 06:48:20" (2/2) ... [2024-08-14 06:48:20,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d51834e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20, skipping insertion in model container [2024-08-14 06:48:20,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 06:48:20" (2/2) ... [2024-08-14 06:48:20,058 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 06:48:20,157 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 06:48:20,158 INFO L97 edCorrectnessWitness]: Location invariant before [L830-L830] ((((((((((((((((! multithreaded || x$r_buff0_thd1 == (_Bool)0) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1))) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || x$flush_delayed == (_Bool)0)) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1))) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1)) [2024-08-14 06:48:20,159 INFO L97 edCorrectnessWitness]: Location invariant before [L829-L829] ((((((((((((((((! multithreaded || x$r_buff0_thd1 == (_Bool)0) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1))) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || x$flush_delayed == (_Bool)0)) && (! multithreaded || x$r_buff0_thd0 == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || (__unbuffered_p0_EBX == 0 || __unbuffered_p0_EBX == 1))) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (y == 0 || y == 1)) [2024-08-14 06:48:20,159 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-14 06:48:20,159 INFO L106 edCorrectnessWitness]: ghost_update [L827-L827] multithreaded = 1; [2024-08-14 06:48:20,206 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 06:48:20,541 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 06:48:20,551 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-14 06:48:20,701 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 06:48:20,735 INFO L206 MainTranslator]: Completed translation [2024-08-14 06:48:20,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20 WrapperNode [2024-08-14 06:48:20,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 06:48:20,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 06:48:20,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 06:48:20,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 06:48:20,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,799 INFO L138 Inliner]: procedures = 174, calls = 38, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 137 [2024-08-14 06:48:20,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 06:48:20,800 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 06:48:20,800 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 06:48:20,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 06:48:20,810 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,827 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,829 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 06:48:20,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 06:48:20,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 06:48:20,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 06:48:20,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (1/1) ... [2024-08-14 06:48:20,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 06:48:20,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 06:48:20,901 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) [2024-08-14 06:48:20,934 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 [2024-08-14 06:48:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-14 06:48:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 06:48:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-14 06:48:20,970 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-14 06:48:20,970 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-14 06:48:20,971 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-14 06:48:20,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-14 06:48:20,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-14 06:48:20,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 06:48:20,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 06:48:20,973 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-14 06:48:21,126 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 06:48:21,128 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 06:48:21,462 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 06:48:21,463 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 06:48:21,618 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 06:48:21,618 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-14 06:48:21,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 06:48:21 BoogieIcfgContainer [2024-08-14 06:48:21,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-14 06:48:21,622 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 06:48:21,622 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 06:48:21,626 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 06:48:21,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 06:48:18" (1/4) ... [2024-08-14 06:48:21,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb9092f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 06:48:21, skipping insertion in model container [2024-08-14 06:48:21,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 06:48:20" (2/4) ... [2024-08-14 06:48:21,631 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb9092f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 06:48:21, skipping insertion in model container [2024-08-14 06:48:21,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 06:48:20" (3/4) ... [2024-08-14 06:48:21,631 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb9092f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 06:48:21, skipping insertion in model container [2024-08-14 06:48:21,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 06:48:21" (4/4) ... [2024-08-14 06:48:21,633 INFO L112 eAbstractionObserver]: Analyzing ICFG mix000.opt.i [2024-08-14 06:48:21,652 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 06:48:21,653 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-14 06:48:21,653 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-14 06:48:21,698 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-14 06:48:21,743 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 06:48:21,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 06:48:21,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 06:48:21,746 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) [2024-08-14 06:48:21,747 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 [2024-08-14 06:48:21,786 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 06:48:21,802 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-14 06:48:21,809 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;@28db48db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 06:48:21,809 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-14 06:48:21,986 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:21,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:21,992 INFO L85 PathProgramCache]: Analyzing trace with hash 362681797, now seen corresponding path program 1 times [2024-08-14 06:48:22,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:22,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315840015] [2024-08-14 06:48:22,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:22,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:23,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:23,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:23,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315840015] [2024-08-14 06:48:23,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315840015] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:23,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:23,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-14 06:48:23,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362362152] [2024-08-14 06:48:23,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:23,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 06:48:23,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:23,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 06:48:23,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 06:48:23,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:23,076 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:23,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2024-08-14 06:48:23,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:23,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:23,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-14 06:48:23,270 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:23,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:23,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1227823079, now seen corresponding path program 1 times [2024-08-14 06:48:23,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:23,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248270130] [2024-08-14 06:48:23,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:23,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:25,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:25,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248270130] [2024-08-14 06:48:25,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248270130] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:25,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:25,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 06:48:25,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408911826] [2024-08-14 06:48:25,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:25,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 06:48:25,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:25,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 06:48:25,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-08-14 06:48:25,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:25,610 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:25,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2024-08-14 06:48:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:25,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:26,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:26,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:26,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-14 06:48:26,048 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:26,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:26,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1042577509, now seen corresponding path program 1 times [2024-08-14 06:48:26,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:26,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586359159] [2024-08-14 06:48:26,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:26,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:27,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:27,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586359159] [2024-08-14 06:48:27,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586359159] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:27,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:27,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 06:48:27,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351922889] [2024-08-14 06:48:27,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:27,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 06:48:27,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:27,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 06:48:27,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-08-14 06:48:27,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:27,059 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:27,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 06:48:27,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:27,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:27,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:27,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:27,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:27,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:27,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-14 06:48:27,294 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:27,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:27,294 INFO L85 PathProgramCache]: Analyzing trace with hash -104916268, now seen corresponding path program 1 times [2024-08-14 06:48:27,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:27,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550594569] [2024-08-14 06:48:27,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:27,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:27,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:27,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:27,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550594569] [2024-08-14 06:48:27,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550594569] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:27,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:27,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 06:48:27,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033206197] [2024-08-14 06:48:27,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:27,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 06:48:27,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:27,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 06:48:27,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-14 06:48:27,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:27,851 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:27,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2024-08-14 06:48:27,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:27,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:27,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:27,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:28,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:28,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:28,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:28,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:28,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-14 06:48:28,182 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:28,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:28,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1542137318, now seen corresponding path program 1 times [2024-08-14 06:48:28,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:28,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184717635] [2024-08-14 06:48:28,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:28,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:30,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:30,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:30,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184717635] [2024-08-14 06:48:30,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184717635] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:30,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:30,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-14 06:48:30,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154709763] [2024-08-14 06:48:30,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:30,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-14 06:48:30,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:30,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-14 06:48:30,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-08-14 06:48:30,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:30,061 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:30,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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) [2024-08-14 06:48:30,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:30,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:30,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:30,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:30,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:30,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:30,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:30,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:30,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:30,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:30,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-14 06:48:30,531 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:30,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:30,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1479455720, now seen corresponding path program 1 times [2024-08-14 06:48:30,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:30,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783571717] [2024-08-14 06:48:30,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:30,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:31,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:31,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:31,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783571717] [2024-08-14 06:48:31,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783571717] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:31,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:31,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 06:48:31,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74209583] [2024-08-14 06:48:31,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:31,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 06:48:31,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:31,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 06:48:31,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-08-14 06:48:31,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:31,665 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:31,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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) [2024-08-14 06:48:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:32,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:32,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:32,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:32,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:32,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:32,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:32,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-14 06:48:32,022 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:32,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:32,022 INFO L85 PathProgramCache]: Analyzing trace with hash -601914175, now seen corresponding path program 1 times [2024-08-14 06:48:32,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:32,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562130329] [2024-08-14 06:48:32,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:32,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:32,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:32,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:32,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562130329] [2024-08-14 06:48:32,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562130329] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:32,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:32,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 06:48:32,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105777679] [2024-08-14 06:48:32,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:32,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 06:48:32,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:32,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 06:48:32,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-08-14 06:48:32,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:32,597 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:32,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 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) [2024-08-14 06:48:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:32,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:32,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:32,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-14 06:48:32,962 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:32,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:32,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1404890345, now seen corresponding path program 1 times [2024-08-14 06:48:32,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:32,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570960012] [2024-08-14 06:48:32,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:32,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:33,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:33,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:33,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570960012] [2024-08-14 06:48:33,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570960012] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:33,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:33,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 06:48:33,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045810570] [2024-08-14 06:48:33,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:33,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 06:48:33,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:33,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 06:48:33,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-08-14 06:48:33,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:33,322 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:33,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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) [2024-08-14 06:48:33,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:33,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:33,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:33,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:33,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:33,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:33,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:33,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:33,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:33,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:33,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:33,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:33,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:33,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:33,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:33,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 06:48:33,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-14 06:48:33,557 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:33,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:33,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1756750939, now seen corresponding path program 1 times [2024-08-14 06:48:33,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:33,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201933966] [2024-08-14 06:48:33,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:33,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:35,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:35,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:35,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201933966] [2024-08-14 06:48:35,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201933966] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:35,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:35,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-08-14 06:48:35,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845473593] [2024-08-14 06:48:35,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:35,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-08-14 06:48:35,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:35,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-08-14 06:48:35,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-08-14 06:48:35,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:35,764 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:35,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 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) [2024-08-14 06:48:35,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:35,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:35,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:35,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:35,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:35,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:35,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:35,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 06:48:35,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:36,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:36,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:36,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:36,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:36,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:36,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:36,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:36,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 06:48:36,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:36,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-14 06:48:36,159 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:36,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:36,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1197673251, now seen corresponding path program 1 times [2024-08-14 06:48:36,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:36,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921671221] [2024-08-14 06:48:36,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:36,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:37,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:37,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:37,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921671221] [2024-08-14 06:48:37,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921671221] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:37,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:37,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 06:48:37,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431315705] [2024-08-14 06:48:37,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:37,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 06:48:37,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:37,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 06:48:37,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-08-14 06:48:37,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:37,823 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:37,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 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) [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:37,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:38,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:38,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:38,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:38,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 06:48:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:38,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 06:48:38,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-14 06:48:38,224 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-14 06:48:38,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 06:48:38,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1562654806, now seen corresponding path program 1 times [2024-08-14 06:48:38,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 06:48:38,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923529675] [2024-08-14 06:48:38,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 06:48:38,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 06:48:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 06:48:39,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-14 06:48:39,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 06:48:39,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923529675] [2024-08-14 06:48:39,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923529675] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 06:48:39,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 06:48:39,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 06:48:39,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500365939] [2024-08-14 06:48:39,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 06:48:39,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 06:48:39,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 06:48:39,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 06:48:39,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-08-14 06:48:39,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:39,190 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 06:48:39,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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) [2024-08-14 06:48:39,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:39,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:39,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:39,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:39,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:39,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:39,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:39,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 06:48:39,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:39,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 06:48:39,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 06:48:39,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 06:48:39,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:39,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 06:48:39,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 06:48:39,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:39,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:39,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 06:48:39,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 06:48:39,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 06:48:39,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 06:48:39,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 06:48:39,551 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-14 06:48:39,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-14 06:48:39,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-14 06:48:39,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-14 06:48:39,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-14 06:48:39,559 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-14 06:48:39,564 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-14 06:48:39,565 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-14 06:48:39,567 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-08-14 06:48:39,568 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-08-14 06:48:39,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.08 06:48:39 BasicIcfg [2024-08-14 06:48:39,569 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-14 06:48:39,570 INFO L158 Benchmark]: Toolchain (without parser) took 19520.60ms. Allocated memory was 165.7MB in the beginning and 543.2MB in the end (delta: 377.5MB). Free memory was 81.9MB in the beginning and 488.4MB in the end (delta: -406.5MB). Peak memory consumption was 282.3MB. Max. memory is 16.1GB. [2024-08-14 06:48:39,570 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 165.7MB. Free memory was 135.3MB in the beginning and 135.1MB in the end (delta: 243.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 06:48:39,571 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 165.7MB. Free memory is still 129.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 06:48:39,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 685.93ms. Allocated memory is still 165.7MB. Free memory was 81.9MB in the beginning and 105.6MB in the end (delta: -23.8MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-08-14 06:48:39,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.54ms. Allocated memory is still 165.7MB. Free memory was 105.6MB in the beginning and 103.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 06:48:39,571 INFO L158 Benchmark]: Boogie Preprocessor took 37.61ms. Allocated memory is still 165.7MB. Free memory was 102.4MB in the beginning and 101.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 06:48:39,572 INFO L158 Benchmark]: RCFGBuilder took 780.34ms. Allocated memory is still 165.7MB. Free memory was 101.2MB in the beginning and 77.9MB in the end (delta: 23.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-08-14 06:48:39,572 INFO L158 Benchmark]: TraceAbstraction took 17946.60ms. Allocated memory was 165.7MB in the beginning and 543.2MB in the end (delta: 377.5MB). Free memory was 77.9MB in the beginning and 488.4MB in the end (delta: -410.5MB). Peak memory consumption was 278.4MB. Max. memory is 16.1GB. [2024-08-14 06:48:39,573 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 165.7MB. Free memory was 135.3MB in the beginning and 135.1MB in the end (delta: 243.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 165.7MB. Free memory is still 129.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 685.93ms. Allocated memory is still 165.7MB. Free memory was 81.9MB in the beginning and 105.6MB in the end (delta: -23.8MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.54ms. Allocated memory is still 165.7MB. Free memory was 105.6MB in the beginning and 103.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.61ms. Allocated memory is still 165.7MB. Free memory was 102.4MB in the beginning and 101.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 780.34ms. Allocated memory is still 165.7MB. Free memory was 101.2MB in the beginning and 77.9MB in the end (delta: 23.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 17946.60ms. Allocated memory was 165.7MB in the beginning and 543.2MB in the end (delta: 377.5MB). Free memory was 77.9MB in the beginning and 488.4MB in the end (delta: -410.5MB). Peak memory consumption was 278.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3921, independent: 3486, independent conditional: 3240, independent unconditional: 246, dependent: 435, dependent conditional: 399, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3897, independent: 3486, independent conditional: 3240, independent unconditional: 246, dependent: 411, dependent conditional: 375, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3897, independent: 3486, independent conditional: 3240, independent unconditional: 246, dependent: 411, dependent conditional: 375, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4775, independent: 3486, independent conditional: 233, independent unconditional: 3253, dependent: 1289, dependent conditional: 645, dependent unconditional: 644, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4775, independent: 3486, independent conditional: 233, independent unconditional: 3253, dependent: 1289, dependent conditional: 365, dependent unconditional: 924, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4775, independent: 3486, independent conditional: 233, independent unconditional: 3253, dependent: 1289, dependent conditional: 365, dependent unconditional: 924, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 389, independent: 290, independent conditional: 44, independent unconditional: 246, dependent: 99, dependent conditional: 63, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 389, independent: 229, independent conditional: 0, independent unconditional: 229, dependent: 160, dependent conditional: 0, dependent unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 160, independent: 61, independent conditional: 44, independent unconditional: 17, dependent: 99, dependent conditional: 63, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 160, independent: 61, independent conditional: 44, independent unconditional: 17, dependent: 99, dependent conditional: 63, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1147, independent: 433, independent conditional: 255, independent unconditional: 178, dependent: 714, dependent conditional: 399, dependent unconditional: 315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4775, independent: 3196, independent conditional: 189, independent unconditional: 3007, dependent: 1190, dependent conditional: 302, dependent unconditional: 888, unknown: 389, unknown conditional: 107, unknown unconditional: 282] , Statistics on independence cache: Total cache size (in pairs): 389, Positive cache size: 290, Positive conditional cache size: 44, Positive unconditional cache size: 246, Negative cache size: 99, Negative conditional cache size: 63, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 280, Maximal queried relation: 8, Independence queries for same thread: 24 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 105, Number of trivial persistent sets: 71, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 282, independent: 246, independent conditional: 0, independent unconditional: 246, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3921, independent: 3486, independent conditional: 3240, independent unconditional: 246, dependent: 435, dependent conditional: 399, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3897, independent: 3486, independent conditional: 3240, independent unconditional: 246, dependent: 411, dependent conditional: 375, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3897, independent: 3486, independent conditional: 3240, independent unconditional: 246, dependent: 411, dependent conditional: 375, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4775, independent: 3486, independent conditional: 233, independent unconditional: 3253, dependent: 1289, dependent conditional: 645, dependent unconditional: 644, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4775, independent: 3486, independent conditional: 233, independent unconditional: 3253, dependent: 1289, dependent conditional: 365, dependent unconditional: 924, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4775, independent: 3486, independent conditional: 233, independent unconditional: 3253, dependent: 1289, dependent conditional: 365, dependent unconditional: 924, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 389, independent: 290, independent conditional: 44, independent unconditional: 246, dependent: 99, dependent conditional: 63, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 389, independent: 229, independent conditional: 0, independent unconditional: 229, dependent: 160, dependent conditional: 0, dependent unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 160, independent: 61, independent conditional: 44, independent unconditional: 17, dependent: 99, dependent conditional: 63, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 160, independent: 61, independent conditional: 44, independent unconditional: 17, dependent: 99, dependent conditional: 63, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1147, independent: 433, independent conditional: 255, independent unconditional: 178, dependent: 714, dependent conditional: 399, dependent unconditional: 315, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4775, independent: 3196, independent conditional: 189, independent unconditional: 3007, dependent: 1190, dependent conditional: 302, dependent unconditional: 888, unknown: 389, unknown conditional: 107, unknown unconditional: 282] , Statistics on independence cache: Total cache size (in pairs): 389, Positive cache size: 290, Positive conditional cache size: 44, Positive unconditional cache size: 246, Negative cache size: 99, Negative conditional cache size: 63, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 280, Maximal queried relation: 8, Independence queries for same thread: 24 - PositiveResult [Line: 829]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 830]: 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 5 procedures, 50 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 17.8s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.3s InterpolantComputationTime, 146 NumberOfCodeBlocks, 146 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 7464 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-14 06:48:39,602 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 0 [2024-08-14 06:48:39,798 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