./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix034_pso.opt_tso.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/mix034_pso.opt_tso.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/mix034_pso.opt_tso.opt.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/mix034_pso.opt_tso.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 07:33:48,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 07:33:48,871 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 07:33:48,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 07:33:48,877 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 07:33:48,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 07:33:48,909 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 07:33:48,910 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 07:33:48,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 07:33:48,912 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 07:33:48,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 07:33:48,913 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 07:33:48,913 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 07:33:48,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 07:33:48,915 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 07:33:48,915 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 07:33:48,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 07:33:48,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 07:33:48,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 07:33:48,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 07:33:48,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 07:33:48,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 07:33:48,919 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 07:33:48,919 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 07:33:48,920 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 07:33:48,920 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 07:33:48,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 07:33:48,920 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 07:33:48,920 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 07:33:48,921 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 07:33:48,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 07:33:48,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 07:33:48,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 07:33:48,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 07:33:48,922 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 07:33:48,922 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 07:33:48,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 07:33:48,923 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 07:33:48,923 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 07:33:48,923 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 07:33:48,924 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 07:33:48,924 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 07:33:48,924 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 07:33:49,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 07:33:49,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 07:33:49,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 07:33:49,184 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 07:33:49,185 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 07:33:49,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/mix034_pso.opt_tso.opt.yml/witness.yml [2024-08-14 07:33:49,352 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 07:33:49,352 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 07:33:49,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix034_pso.opt_tso.opt.i [2024-08-14 07:33:50,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 07:33:50,959 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 07:33:50,959 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix034_pso.opt_tso.opt.i [2024-08-14 07:33:50,978 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3d07cd913/2d9c7f694bff415583c0a9113803bfdc/FLAGcd1b99856 [2024-08-14 07:33:50,989 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3d07cd913/2d9c7f694bff415583c0a9113803bfdc [2024-08-14 07:33:50,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 07:33:50,990 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 07:33:50,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 07:33:50,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 07:33:50,995 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 07:33:50,996 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 07:33:49" (1/2) ... [2024-08-14 07:33:50,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551dc84e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 07:33:50, skipping insertion in model container [2024-08-14 07:33:50,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 07:33:49" (1/2) ... [2024-08-14 07:33:50,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d9c8fc2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 07:33:50, skipping insertion in model container [2024-08-14 07:33:50,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 07:33:50" (2/2) ... [2024-08-14 07:33:50,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551dc84e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:50, skipping insertion in model container [2024-08-14 07:33:50,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 07:33:50" (2/2) ... [2024-08-14 07:33:50,999 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 07:33:51,070 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 07:33:51,071 INFO L97 edCorrectnessWitness]: Location invariant before [L816-L816] ((((((((((((((((! multithreaded || x$r_buff0_thd0 == (_Bool)0) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || x$flush_delayed == (_Bool)0)) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1))) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1))) && (! multithreaded || (z == 0 || z == 1)) [2024-08-14 07:33:51,072 INFO L97 edCorrectnessWitness]: Location invariant before [L817-L817] ((((((((((((((((! multithreaded || x$r_buff0_thd0 == (_Bool)0) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || x$read_delayed == (_Bool)0)) && (! multithreaded || x$flush_delayed == (_Bool)0)) && (! multithreaded || (x$mem_tmp == 0 || x$mem_tmp == 1))) && (! multithreaded || x$r_buff1_thd0 == (_Bool)0)) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || x$read_delayed_var == 0)) && (! multithreaded || (__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX == 1))) && (! multithreaded || x$r_buff0_thd1 == (_Bool)0)) && (! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 1))) && (! multithreaded || (y == 0 || y == 1))) && (! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 1))) && (! multithreaded || 0 <= __unbuffered_cnt)) && (! multithreaded || x$r_buff1_thd1 == (_Bool)0)) && (! multithreaded || (__unbuffered_p1_EBX == 0 || __unbuffered_p1_EBX == 1))) && (! multithreaded || (z == 0 || z == 1)) [2024-08-14 07:33:51,072 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-14 07:33:51,072 INFO L106 edCorrectnessWitness]: ghost_update [L814-L814] multithreaded = 1; [2024-08-14 07:33:51,124 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 07:33:51,477 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 07:33:51,489 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-14 07:33:51,588 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 07:33:51,635 INFO L206 MainTranslator]: Completed translation [2024-08-14 07:33:51,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51 WrapperNode [2024-08-14 07:33:51,636 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 07:33:51,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-14 07:33:51,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-14 07:33:51,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-14 07:33:51,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,700 INFO L138 Inliner]: procedures = 174, calls = 38, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 121 [2024-08-14 07:33:51,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-14 07:33:51,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 07:33:51,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 07:33:51,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 07:33:51,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 07:33:51,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-14 07:33:51,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-14 07:33:51,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-14 07:33:51,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (1/1) ... [2024-08-14 07:33:51,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 07:33:51,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 07:33:51,782 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 07:33:51,784 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 07:33:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-08-14 07:33:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 07:33:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-08-14 07:33:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-08-14 07:33:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-08-14 07:33:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-08-14 07:33:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-14 07:33:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-08-14 07:33:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 07:33:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 07:33:51,815 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 07:33:51,939 INFO L244 CfgBuilder]: Building ICFG [2024-08-14 07:33:51,941 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 07:33:52,234 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-14 07:33:52,234 INFO L293 CfgBuilder]: Performing block encoding [2024-08-14 07:33:52,446 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 07:33:52,448 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-14 07:33:52,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 07:33:52 BoogieIcfgContainer [2024-08-14 07:33:52,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-14 07:33:52,453 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 07:33:52,454 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 07:33:52,458 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 07:33:52,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 07:33:49" (1/4) ... [2024-08-14 07:33:52,462 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4639376d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 14.08 07:33:52, skipping insertion in model container [2024-08-14 07:33:52,462 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 07:33:50" (2/4) ... [2024-08-14 07:33:52,463 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4639376d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 07:33:52, skipping insertion in model container [2024-08-14 07:33:52,463 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:33:51" (3/4) ... [2024-08-14 07:33:52,463 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4639376d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 07:33:52, skipping insertion in model container [2024-08-14 07:33:52,463 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 07:33:52" (4/4) ... [2024-08-14 07:33:52,464 INFO L112 eAbstractionObserver]: Analyzing ICFG mix034_pso.opt_tso.opt.i [2024-08-14 07:33:52,484 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 07:33:52,484 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-14 07:33:52,484 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-14 07:33:52,528 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-14 07:33:52,569 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 07:33:52,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-14 07:33:52,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-14 07:33:52,572 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 07:33:52,574 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 07:33:52,613 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-14 07:33:52,625 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-14 07:33:52,633 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;@2546ee00, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 07:33:52,633 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-14 07:33:52,741 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 07:33:52,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:33:52,746 INFO L85 PathProgramCache]: Analyzing trace with hash 325228573, now seen corresponding path program 1 times [2024-08-14 07:33:52,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:33:52,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000895050] [2024-08-14 07:33:52,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:33:52,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:33:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:33:53,713 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 07:33:53,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:33:53,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000895050] [2024-08-14 07:33:53,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000895050] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:33:53,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:33:53,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-14 07:33:53,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723574012] [2024-08-14 07:33:53,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:33:53,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-14 07:33:53,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:33:53,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-14 07:33:53,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-14 07:33:53,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:53,755 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:33:53,757 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 07:33:53,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:53,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:53,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-14 07:33:53,911 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 07:33:53,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:33:53,912 INFO L85 PathProgramCache]: Analyzing trace with hash -17011042, now seen corresponding path program 1 times [2024-08-14 07:33:53,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:33:53,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241715493] [2024-08-14 07:33:53,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:33:53,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:33:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:33:55,623 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 07:33:55,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:33:55,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241715493] [2024-08-14 07:33:55,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241715493] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:33:55,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:33:55,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-08-14 07:33:55,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459290285] [2024-08-14 07:33:55,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:33:55,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-08-14 07:33:55,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:33:55,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-08-14 07:33:55,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-08-14 07:33:55,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:55,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:33:55,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-14 07:33:55,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:55,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:55,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:33:55,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-14 07:33:55,943 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 07:33:55,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:33:55,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1771126310, now seen corresponding path program 1 times [2024-08-14 07:33:55,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:33:55,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060324399] [2024-08-14 07:33:55,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:33:55,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:33:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:33:56,941 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 07:33:56,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:33:56,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060324399] [2024-08-14 07:33:56,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060324399] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:33:56,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:33:56,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 07:33:56,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807292657] [2024-08-14 07:33:56,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:33:56,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 07:33:56,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:33:56,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 07:33:56,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-08-14 07:33:56,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:56,944 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:33:56,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 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 07:33:56,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:56,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:33:56,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:57,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:57,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:33:57,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:33:57,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-08-14 07:33:57,128 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 07:33:57,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:33:57,131 INFO L85 PathProgramCache]: Analyzing trace with hash -912699236, now seen corresponding path program 1 times [2024-08-14 07:33:57,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:33:57,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866129484] [2024-08-14 07:33:57,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:33:57,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:33:57,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:33:57,897 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 07:33:57,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:33:57,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866129484] [2024-08-14 07:33:57,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866129484] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:33:57,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:33:57,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 07:33:57,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048560380] [2024-08-14 07:33:57,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:33:57,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 07:33:57,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:33:57,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 07:33:57,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-08-14 07:33:57,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:57,899 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:33:57,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 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 07:33:57,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:57,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:33:57,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:33:57,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:58,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:58,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:33:58,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:33:58,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:33:58,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-08-14 07:33:58,090 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 07:33:58,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:33:58,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1414916219, now seen corresponding path program 1 times [2024-08-14 07:33:58,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:33:58,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491267619] [2024-08-14 07:33:58,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:33:58,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:33:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:33:58,712 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 07:33:58,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:33:58,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491267619] [2024-08-14 07:33:58,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491267619] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:33:58,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:33:58,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 07:33:58,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277888720] [2024-08-14 07:33:58,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:33:58,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 07:33:58,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:33:58,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 07:33:58,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-08-14 07:33:58,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:58,715 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:33:58,715 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 07:33:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:33:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:33:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:33:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:58,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:58,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:33:58,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:33:58,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:33:58,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:33:58,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-08-14 07:33:58,894 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 07:33:58,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:33:58,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1616924571, now seen corresponding path program 1 times [2024-08-14 07:33:58,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:33:58,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142354798] [2024-08-14 07:33:58,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:33:58,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:33:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:33:59,390 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 07:33:59,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:33:59,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142354798] [2024-08-14 07:33:59,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142354798] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:33:59,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:33:59,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-08-14 07:33:59,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907055915] [2024-08-14 07:33:59,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:33:59,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-08-14 07:33:59,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:33:59,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-08-14 07:33:59,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-08-14 07:33:59,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:59,393 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:33:59,393 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 07:33:59,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:59,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:33:59,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:33:59,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:33:59,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:33:59,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:33:59,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:33:59,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:33:59,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:33:59,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:33:59,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:33:59,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:33:59,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-08-14 07:33:59,680 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 07:33:59,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:33:59,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1558699923, now seen corresponding path program 1 times [2024-08-14 07:33:59,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:33:59,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428569070] [2024-08-14 07:33:59,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:33:59,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:33:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:34:01,315 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 07:34:01,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:34:01,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428569070] [2024-08-14 07:34:01,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428569070] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:34:01,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:34:01,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-08-14 07:34:01,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964506996] [2024-08-14 07:34:01,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:34:01,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-08-14 07:34:01,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:34:01,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-08-14 07:34:01,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-08-14 07:34:01,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:01,318 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:34:01,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 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 07:34:01,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:01,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:01,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:01,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:01,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:01,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:01,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:01,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:01,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:01,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:01,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 07:34:01,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-08-14 07:34:01,636 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 07:34:01,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:34:01,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1738177519, now seen corresponding path program 1 times [2024-08-14 07:34:01,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:34:01,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731313799] [2024-08-14 07:34:01,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:34:01,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:34:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:34:02,531 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 07:34:02,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:34:02,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731313799] [2024-08-14 07:34:02,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731313799] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:34:02,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:34:02,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-08-14 07:34:02,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877326093] [2024-08-14 07:34:02,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:34:02,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-08-14 07:34:02,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:34:02,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-08-14 07:34:02,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-08-14 07:34:02,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:02,534 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:34:02,534 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 07:34:02,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:02,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:02,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:02,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:02,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:02,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:02,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 07:34:02,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:02,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:02,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:02,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:02,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:02,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:02,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:02,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 07:34:02,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:02,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-08-14 07:34:02,771 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 07:34:02,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:34:02,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1467949424, now seen corresponding path program 1 times [2024-08-14 07:34:02,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:34:02,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776433627] [2024-08-14 07:34:02,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:34:02,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:34:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:34:03,643 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 07:34:03,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:34:03,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776433627] [2024-08-14 07:34:03,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776433627] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:34:03,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:34:03,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-08-14 07:34:03,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713691171] [2024-08-14 07:34:03,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:34:03,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-08-14 07:34:03,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:34:03,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-08-14 07:34:03,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-08-14 07:34:03,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:03,646 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:34:03,647 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 07:34:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 07:34:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:03,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 07:34:03,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 07:34:03,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-08-14 07:34:03,935 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 07:34:03,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:34:03,936 INFO L85 PathProgramCache]: Analyzing trace with hash 740088912, now seen corresponding path program 1 times [2024-08-14 07:34:03,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:34:03,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975876115] [2024-08-14 07:34:03,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:34:03,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:34:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:34:04,659 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 07:34:04,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:34:04,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975876115] [2024-08-14 07:34:04,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975876115] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:34:04,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:34:04,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-08-14 07:34:04,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039493894] [2024-08-14 07:34:04,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:34:04,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-08-14 07:34:04,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:34:04,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-08-14 07:34:04,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-08-14 07:34:04,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:04,662 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:34:04,662 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 07:34:04,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:04,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:04,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:04,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:04,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:04,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:04,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 07:34:04,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:04,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 07:34:04,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:04,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:04,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:04,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:04,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:04,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:04,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:04,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 07:34:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 07:34:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:04,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-08-14 07:34:04,980 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 07:34:04,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 07:34:04,981 INFO L85 PathProgramCache]: Analyzing trace with hash 23872911, now seen corresponding path program 1 times [2024-08-14 07:34:04,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 07:34:04,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439224173] [2024-08-14 07:34:04,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 07:34:04,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 07:34:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-14 07:34:05,489 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 07:34:05,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-14 07:34:05,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439224173] [2024-08-14 07:34:05,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439224173] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-14 07:34:05,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-14 07:34:05,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-08-14 07:34:05,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816966827] [2024-08-14 07:34:05,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-14 07:34:05,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-08-14 07:34:05,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-14 07:34:05,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-08-14 07:34:05,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-08-14 07:34:05,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:05,494 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-14 07:34:05,494 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 07:34:05,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:05,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:05,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:05,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:05,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:05,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:05,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-08-14 07:34:05,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:05,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-08-14 07:34:05,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:05,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-14 07:34:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-14 07:34:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:05,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:05,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-08-14 07:34:05,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-08-14 07:34:05,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-08-14 07:34:05,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-08-14 07:34:05,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-08-14 07:34:05,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-08-14 07:34:05,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-08-14 07:34:05,787 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-14 07:34:05,788 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-14 07:34:05,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-14 07:34:05,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-14 07:34:05,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-08-14 07:34:05,796 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-14 07:34:05,801 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-14 07:34:05,801 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-14 07:34:05,803 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-08-14 07:34:05,803 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-08-14 07:34:05,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.08 07:34:05 BasicIcfg [2024-08-14 07:34:05,804 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-14 07:34:05,805 INFO L158 Benchmark]: Toolchain (without parser) took 14814.44ms. Allocated memory was 155.2MB in the beginning and 356.5MB in the end (delta: 201.3MB). Free memory was 113.4MB in the beginning and 289.3MB in the end (delta: -175.9MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-08-14 07:34:05,805 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 121.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 07:34:05,805 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 121.6MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 07:34:05,805 INFO L158 Benchmark]: CACSL2BoogieTranslator took 644.48ms. Allocated memory is still 155.2MB. Free memory was 113.4MB in the beginning and 80.7MB in the end (delta: 32.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-08-14 07:34:05,806 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.85ms. Allocated memory is still 155.2MB. Free memory was 80.7MB in the beginning and 78.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 07:34:05,806 INFO L158 Benchmark]: Boogie Preprocessor took 44.60ms. Allocated memory is still 155.2MB. Free memory was 77.7MB in the beginning and 76.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 07:34:05,806 INFO L158 Benchmark]: RCFGBuilder took 700.73ms. Allocated memory is still 155.2MB. Free memory was 76.0MB in the beginning and 109.6MB in the end (delta: -33.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-08-14 07:34:05,806 INFO L158 Benchmark]: TraceAbstraction took 13351.14ms. Allocated memory was 155.2MB in the beginning and 356.5MB in the end (delta: 201.3MB). Free memory was 108.9MB in the beginning and 289.3MB in the end (delta: -180.4MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-08-14 07:34:05,810 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 0.17ms. Allocated memory is still 121.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.84ms. Allocated memory is still 121.6MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 644.48ms. Allocated memory is still 155.2MB. Free memory was 113.4MB in the beginning and 80.7MB in the end (delta: 32.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.85ms. Allocated memory is still 155.2MB. Free memory was 80.7MB in the beginning and 78.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.60ms. Allocated memory is still 155.2MB. Free memory was 77.7MB in the beginning and 76.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 700.73ms. Allocated memory is still 155.2MB. Free memory was 76.0MB in the beginning and 109.6MB in the end (delta: -33.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 13351.14ms. Allocated memory was 155.2MB in the beginning and 356.5MB in the end (delta: 201.3MB). Free memory was 108.9MB in the beginning and 289.3MB in the end (delta: -180.4MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2770, independent: 2480, independent conditional: 2241, independent unconditional: 239, dependent: 290, dependent conditional: 258, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2752, independent: 2480, independent conditional: 2241, independent unconditional: 239, dependent: 272, dependent conditional: 240, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2752, independent: 2480, independent conditional: 2241, independent unconditional: 239, dependent: 272, dependent conditional: 240, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3243, independent: 2480, independent conditional: 130, independent unconditional: 2350, dependent: 763, dependent conditional: 361, dependent unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3243, independent: 2480, independent conditional: 130, independent unconditional: 2350, dependent: 763, dependent conditional: 160, dependent unconditional: 603, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3243, independent: 2480, independent conditional: 130, independent unconditional: 2350, dependent: 763, dependent conditional: 160, dependent unconditional: 603, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 339, independent: 263, independent conditional: 24, independent unconditional: 239, dependent: 76, dependent conditional: 44, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 339, independent: 223, independent conditional: 0, independent unconditional: 223, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 116, independent: 40, independent conditional: 24, independent unconditional: 16, dependent: 76, dependent conditional: 44, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 116, independent: 40, independent conditional: 24, independent unconditional: 16, dependent: 76, dependent conditional: 44, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, independent: 250, independent conditional: 142, independent unconditional: 108, dependent: 415, dependent conditional: 227, dependent unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3243, independent: 2217, independent conditional: 106, independent unconditional: 2111, dependent: 687, dependent conditional: 116, dependent unconditional: 571, unknown: 339, unknown conditional: 68, unknown unconditional: 271] , Statistics on independence cache: Total cache size (in pairs): 339, Positive cache size: 263, Positive conditional cache size: 24, Positive unconditional cache size: 239, Negative cache size: 76, Negative conditional cache size: 44, Negative unconditional cache size: 32, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 201, Maximal queried relation: 6, Independence queries for same thread: 18 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 93, Number of trivial persistent sets: 61, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 271, independent: 239, independent conditional: 0, independent unconditional: 239, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2770, independent: 2480, independent conditional: 2241, independent unconditional: 239, dependent: 290, dependent conditional: 258, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2752, independent: 2480, independent conditional: 2241, independent unconditional: 239, dependent: 272, dependent conditional: 240, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2752, independent: 2480, independent conditional: 2241, independent unconditional: 239, dependent: 272, dependent conditional: 240, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3243, independent: 2480, independent conditional: 130, independent unconditional: 2350, dependent: 763, dependent conditional: 361, dependent unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3243, independent: 2480, independent conditional: 130, independent unconditional: 2350, dependent: 763, dependent conditional: 160, dependent unconditional: 603, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3243, independent: 2480, independent conditional: 130, independent unconditional: 2350, dependent: 763, dependent conditional: 160, dependent unconditional: 603, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 339, independent: 263, independent conditional: 24, independent unconditional: 239, dependent: 76, dependent conditional: 44, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 339, independent: 223, independent conditional: 0, independent unconditional: 223, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 116, independent: 40, independent conditional: 24, independent unconditional: 16, dependent: 76, dependent conditional: 44, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 116, independent: 40, independent conditional: 24, independent unconditional: 16, dependent: 76, dependent conditional: 44, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, independent: 250, independent conditional: 142, independent unconditional: 108, dependent: 415, dependent conditional: 227, dependent unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3243, independent: 2217, independent conditional: 106, independent unconditional: 2111, dependent: 687, dependent conditional: 116, dependent unconditional: 571, unknown: 339, unknown conditional: 68, unknown unconditional: 271] , Statistics on independence cache: Total cache size (in pairs): 339, Positive cache size: 263, Positive conditional cache size: 24, Positive unconditional cache size: 239, Negative cache size: 76, Negative conditional cache size: 44, Negative unconditional cache size: 32, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 201, Maximal queried relation: 6, Independence queries for same thread: 18 - PositiveResult [Line: 816]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 817]: 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: 13.2s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.9s, 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: 85, 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, 9.9s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 129 ConstructedInterpolants, 0 QuantifiedInterpolants, 6867 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 07:34:05,841 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 07:34:06,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE