./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebedbc62bd44b0c214a81c07c6f99e850a5d96675b77716f8547d1b39e8b2cf8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:31:07,138 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:31:07,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-12-02 20:31:07,212 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:31:07,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:31:07,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:31:07,236 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:31:07,237 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:31:07,237 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:31:07,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:31:07,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:31:07,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:31:07,240 INFO L153 SettingsManager]: * Use SBE=true [2023-12-02 20:31:07,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:31:07,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:31:07,241 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:31:07,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:31:07,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:31:07,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:31:07,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:31:07,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:31:07,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:31:07,245 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-12-02 20:31:07,245 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:31:07,246 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:31:07,246 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:31:07,246 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:31:07,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:31:07,247 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:31:07,248 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-12-02 20:31:07,248 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:31:07,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:31:07,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:31:07,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:31:07,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:31:07,250 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-02 20:31:07,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:31:07,250 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:31:07,250 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-12-02 20:31:07,250 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-12-02 20:31:07,251 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:31:07,251 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-12-02 20:31:07,251 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-12-02 20:31:07,251 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebedbc62bd44b0c214a81c07c6f99e850a5d96675b77716f8547d1b39e8b2cf8 [2023-12-02 20:31:07,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:31:07,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:31:07,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:31:07,489 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:31:07,489 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:31:07,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i [2023-12-02 20:31:10,250 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:31:10,485 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:31:10,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i [2023-12-02 20:31:10,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/data/c58619178/ca027ba501e54d799accdb091c7db5e1/FLAG22170a3aa [2023-12-02 20:31:10,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/data/c58619178/ca027ba501e54d799accdb091c7db5e1 [2023-12-02 20:31:10,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:31:10,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:31:10,522 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:31:10,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:31:10,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:31:10,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:31:10" (1/1) ... [2023-12-02 20:31:10,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35700cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:10, skipping insertion in model container [2023-12-02 20:31:10,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:31:10" (1/1) ... [2023-12-02 20:31:10,572 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:31:10,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:31:10,967 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:31:11,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:31:11,095 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:31:11,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11 WrapperNode [2023-12-02 20:31:11,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:31:11,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:31:11,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:31:11,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:31:11,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,143 INFO L138 Inliner]: procedures = 263, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2023-12-02 20:31:11,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:31:11,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:31:11,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:31:11,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:31:11,152 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,167 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,174 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:31:11,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:31:11,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:31:11,178 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:31:11,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (1/1) ... [2023-12-02 20:31:11,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:31:11,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:11,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:31:11,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:31:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 20:31:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 20:31:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 20:31:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 20:31:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 20:31:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 20:31:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:31:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-12-02 20:31:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-12-02 20:31:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:31:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:31:11,262 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 20:31:11,400 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:31:11,402 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:31:11,595 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:31:11,620 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:31:11,620 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-02 20:31:11,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:31:11 BoogieIcfgContainer [2023-12-02 20:31:11,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:31:11,625 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:31:11,625 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:31:11,628 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:31:11,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:31:10" (1/3) ... [2023-12-02 20:31:11,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c31dc58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:31:11, skipping insertion in model container [2023-12-02 20:31:11,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:31:11" (2/3) ... [2023-12-02 20:31:11,630 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c31dc58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:31:11, skipping insertion in model container [2023-12-02 20:31:11,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:31:11" (3/3) ... [2023-12-02 20:31:11,631 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_02-funloop_norace.i [2023-12-02 20:31:11,640 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-12-02 20:31:11,650 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:31:11,650 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-12-02 20:31:11,650 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-12-02 20:31:11,710 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-12-02 20:31:11,749 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:31:11,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-12-02 20:31:11,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:11,751 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-12-02 20:31:11,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-12-02 20:31:11,788 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-12-02 20:31:11,797 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2023-12-02 20:31:11,802 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=true, 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;@3077c59c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:31:11,802 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-12-02 20:31:12,000 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:12,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:12,005 INFO L85 PathProgramCache]: Analyzing trace with hash 568433259, now seen corresponding path program 1 times [2023-12-02 20:31:12,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:12,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445838663] [2023-12-02 20:31:12,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:12,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:12,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:12,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:12,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445838663] [2023-12-02 20:31:12,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445838663] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:31:12,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:31:12,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:31:12,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348795877] [2023-12-02 20:31:12,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:31:12,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:31:12,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:12,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:31:12,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:31:12,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:12,293 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:12,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:31:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:12,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:12,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 20:31:12,335 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:12,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:12,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1694617169, now seen corresponding path program 1 times [2023-12-02 20:31:12,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:12,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753967729] [2023-12-02 20:31:12,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:12,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:12,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:12,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:12,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753967729] [2023-12-02 20:31:12,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753967729] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:31:12,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [24769261] [2023-12-02 20:31:12,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:12,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:12,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:12,515 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:31:12,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 20:31:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:12,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:31:12,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:31:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:12,655 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:31:12,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:12,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [24769261] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:31:12,695 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:31:12,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2023-12-02 20:31:12,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305818575] [2023-12-02 20:31:12,696 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:31:12,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 20:31:12,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:12,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 20:31:12,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-12-02 20:31:12,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:12,700 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:12,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 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) [2023-12-02 20:31:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:12,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:12,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:12,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-02 20:31:13,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:13,002 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:13,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:13,002 INFO L85 PathProgramCache]: Analyzing trace with hash -881010897, now seen corresponding path program 2 times [2023-12-02 20:31:13,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:13,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412772225] [2023-12-02 20:31:13,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:13,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:13,175 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:13,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:13,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412772225] [2023-12-02 20:31:13,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412772225] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:31:13,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361046333] [2023-12-02 20:31:13,176 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:31:13,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:13,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:13,178 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:31:13,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 20:31:13,272 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-12-02 20:31:13,272 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:31:13,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 20:31:13,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:31:13,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:31:13,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-02 20:31:13,358 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:13,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2023-12-02 20:31:13,417 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:13,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2023-12-02 20:31:13,451 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 20:31:13,451 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:31:13,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361046333] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:31:13,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 20:31:13,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2023-12-02 20:31:13,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881720028] [2023-12-02 20:31:13,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:31:13,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:31:13,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:13,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:31:13,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2023-12-02 20:31:13,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:13,455 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:13,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 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) [2023-12-02 20:31:13,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:13,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:13,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:13,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:13,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 20:31:13,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:13,805 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:13,805 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:13,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1562687668, now seen corresponding path program 1 times [2023-12-02 20:31:13,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:13,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158277629] [2023-12-02 20:31:13,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:13,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:13,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:13,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158277629] [2023-12-02 20:31:13,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158277629] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:31:13,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590371140] [2023-12-02 20:31:13,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:13,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:13,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:13,976 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:31:13,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 20:31:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:14,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:31:14,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:31:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:14,134 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:31:14,233 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:14,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590371140] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:31:14,234 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:31:14,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2023-12-02 20:31:14,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990081452] [2023-12-02 20:31:14,234 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:31:14,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-12-02 20:31:14,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:14,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-12-02 20:31:14,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2023-12-02 20:31:14,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:14,238 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:14,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.222222222222222) internal successors, (76), 18 states have internal predecessors, (76), 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) [2023-12-02 20:31:14,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:14,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:14,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:14,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:14,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:14,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:14,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:14,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:14,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 20:31:14,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:14,670 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:14,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:14,671 INFO L85 PathProgramCache]: Analyzing trace with hash 504128436, now seen corresponding path program 2 times [2023-12-02 20:31:14,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:14,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819690125] [2023-12-02 20:31:14,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:14,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:15,031 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:15,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:15,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819690125] [2023-12-02 20:31:15,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819690125] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:31:15,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764014453] [2023-12-02 20:31:15,032 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:31:15,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:15,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:15,035 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:31:15,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 20:31:15,132 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-12-02 20:31:15,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:31:15,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 20:31:15,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:31:15,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:31:15,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-12-02 20:31:15,357 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:15,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2023-12-02 20:31:15,441 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:15,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2023-12-02 20:31:15,484 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-02 20:31:15,485 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:31:15,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1764014453] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:31:15,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 20:31:15,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [17] total 25 [2023-12-02 20:31:15,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556650512] [2023-12-02 20:31:15,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:31:15,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 20:31:15,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:15,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 20:31:15,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2023-12-02 20:31:15,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:15,488 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:15,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.888888888888889) internal successors, (44), 10 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:31:15,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:15,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:15,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:15,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:15,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:15,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:15,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:15,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:15,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:15,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:31:15,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-02 20:31:16,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:16,012 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:16,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:16,013 INFO L85 PathProgramCache]: Analyzing trace with hash 333425128, now seen corresponding path program 1 times [2023-12-02 20:31:16,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:16,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548368771] [2023-12-02 20:31:16,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:16,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:16,382 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:31:16,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:16,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548368771] [2023-12-02 20:31:16,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548368771] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:31:16,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161350098] [2023-12-02 20:31:16,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:16,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:16,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:16,387 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:31:16,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 20:31:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:16,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 20:31:16,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:31:16,592 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:31:16,592 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:31:16,818 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:31:16,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161350098] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:31:16,818 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:31:16,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2023-12-02 20:31:16,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291653718] [2023-12-02 20:31:16,819 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:31:16,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-12-02 20:31:16,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:16,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-12-02 20:31:16,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2023-12-02 20:31:16,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:16,822 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:16,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.434782608695652) internal successors, (102), 23 states have internal predecessors, (102), 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) [2023-12-02 20:31:16,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:16,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:16,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:16,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:16,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:31:16,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:17,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:17,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:17,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:17,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:17,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:31:17,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:31:17,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-02 20:31:17,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-12-02 20:31:17,335 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:17,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:17,336 INFO L85 PathProgramCache]: Analyzing trace with hash 428255652, now seen corresponding path program 2 times [2023-12-02 20:31:17,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:17,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032536466] [2023-12-02 20:31:17,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:17,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:18,036 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2023-12-02 20:31:18,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:18,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032536466] [2023-12-02 20:31:18,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032536466] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:31:18,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:31:18,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:31:18,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034078550] [2023-12-02 20:31:18,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:31:18,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:31:18,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:18,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:31:18,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:31:18,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:18,039 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:18,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 6 states have internal predecessors, (59), 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) [2023-12-02 20:31:18,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:18,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:18,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:18,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:18,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:31:18,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:31:18,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:18,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:18,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:31:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:31:18,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:18,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-02 20:31:18,170 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:18,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:18,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1234700970, now seen corresponding path program 1 times [2023-12-02 20:31:18,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:18,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135082144] [2023-12-02 20:31:18,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:18,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:31:19,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:19,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135082144] [2023-12-02 20:31:19,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135082144] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:31:19,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [461107042] [2023-12-02 20:31:19,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:19,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:19,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:19,521 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:31:19,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-02 20:31:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:19,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 20:31:19,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:31:20,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:31:20,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-02 20:31:20,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2023-12-02 20:31:20,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2023-12-02 20:31:20,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:20,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:20,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:20,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:20,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2023-12-02 20:31:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:31:20,754 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:31:36,664 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:31:36,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [461107042] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:31:36,665 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:31:36,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 14] total 39 [2023-12-02 20:31:36,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236015676] [2023-12-02 20:31:36,665 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:31:36,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-12-02 20:31:36,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:36,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-12-02 20:31:36,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=1346, Unknown=3, NotChecked=0, Total=1560 [2023-12-02 20:31:36,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:36,669 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:36,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 39 states have (on average 5.794871794871795) internal successors, (226), 40 states have internal predecessors, (226), 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) [2023-12-02 20:31:36,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:36,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:36,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:36,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:36,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:31:36,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:31:36,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:36,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:39,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:39,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:39,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:39,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:39,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:31:39,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:31:39,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:39,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:31:39,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-02 20:31:39,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:39,242 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:39,243 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:39,243 INFO L85 PathProgramCache]: Analyzing trace with hash 118506594, now seen corresponding path program 1 times [2023-12-02 20:31:39,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:39,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523686054] [2023-12-02 20:31:39,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:39,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:31:40,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:40,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523686054] [2023-12-02 20:31:40,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523686054] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:31:40,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337281856] [2023-12-02 20:31:40,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:40,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:40,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:40,534 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:31:40,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-02 20:31:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:40,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 20:31:40,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:31:41,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:31:41,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-02 20:31:41,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2023-12-02 20:31:41,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2023-12-02 20:31:41,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:41,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:41,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:41,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:41,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 47 [2023-12-02 20:31:41,685 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 34 proven. 36 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:31:41,685 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:31:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 19 proven. 51 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:31:43,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1337281856] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:31:43,296 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:31:43,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 16] total 46 [2023-12-02 20:31:43,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149554616] [2023-12-02 20:31:43,297 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:31:43,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2023-12-02 20:31:43,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:43,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2023-12-02 20:31:43,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=1920, Unknown=0, NotChecked=0, Total=2162 [2023-12-02 20:31:43,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:43,300 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:43,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 46 states have (on average 6.978260869565218) internal successors, (321), 47 states have internal predecessors, (321), 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) [2023-12-02 20:31:43,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:43,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:43,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:43,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:43,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:31:43,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:31:43,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:43,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:31:43,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:47,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:47,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:31:47,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:47,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:47,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:31:47,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:31:47,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:47,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:31:47,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:31:47,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-02 20:31:47,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:47,857 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:31:47,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:47,857 INFO L85 PathProgramCache]: Analyzing trace with hash -2062025596, now seen corresponding path program 1 times [2023-12-02 20:31:47,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:47,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104938809] [2023-12-02 20:31:47,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:47,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:51,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 864 proven. 404 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:31:51,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:51,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104938809] [2023-12-02 20:31:51,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104938809] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:31:51,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487546876] [2023-12-02 20:31:51,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:51,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:51,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:51,334 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:31:51,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-02 20:31:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:51,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 1185 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 20:31:51,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:31:53,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:31:53,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-02 20:31:53,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2023-12-02 20:31:53,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2023-12-02 20:31:54,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:54,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:54,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:54,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:54,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2023-12-02 20:31:54,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 1098 proven. 170 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:31:54,538 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:32:05,223 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| |c_~#cache~0.base|)) (.cse1 (+ 28 |c_~#cache~0.offset| (* 28 |c_ULTIMATE.start_main_#t~post39#1|)))) (and (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store |c_#race| |c_~#cache~0.base| (store .cse0 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 3)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store |c_#race| |c_~#cache~0.base| (store .cse0 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 2)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (< .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|) (= (select (select (store |c_#race| |c_~#cache~0.base| (store .cse0 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 1)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store |c_#race| |c_~#cache~0.base| (store .cse0 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))))) is different from false [2023-12-02 20:32:07,260 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| |c_~#cache~0.base|)) (.cse1 (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) 28 |c_~#cache~0.offset|))) (and (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store |c_#race| |c_~#cache~0.base| (store .cse0 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 2)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store |c_#race| |c_~#cache~0.base| (store .cse0 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (< .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|) (= (select (select (store |c_#race| |c_~#cache~0.base| (store .cse0 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 1)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store |c_#race| |c_~#cache~0.base| (store .cse0 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 3)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))))) is different from false [2023-12-02 20:32:09,463 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 3))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) (let ((.cse2 (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) 28 |c_~#cache~0.offset|)) (.cse1 (select .cse0 |c_~#cache~0.base|))) (and (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 1)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|) (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|) (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 2)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))))))) is different from false [2023-12-02 20:32:11,514 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 2)) (.cse4 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 3))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (store (select |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) .cse4 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) (let ((.cse1 (select .cse0 |c_~#cache~0.base|)) (.cse3 (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) 28 |c_~#cache~0.offset|))) (and (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse2)) (< .cse3 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse4) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse3 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (< .cse3 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|) (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 1)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse3 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))))))) is different from false [2023-12-02 20:32:13,570 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 1)) (.cse4 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 2)) (.cse3 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 3))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (store (store (select |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse5 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) .cse4 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) .cse3 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) (let ((.cse2 (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) 28 |c_~#cache~0.offset|)) (.cse1 (select .cse0 |c_~#cache~0.base|))) (and (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|)) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse4) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|) (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse5) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))))))) is different from false [2023-12-02 20:32:15,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 740 proven. 501 refuted. 0 times theorem prover too weak. 235 trivial. 27 not checked. [2023-12-02 20:32:15,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487546876] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:32:15,403 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:32:15,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 34, 32] total 95 [2023-12-02 20:32:15,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270257891] [2023-12-02 20:32:15,403 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:32:15,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2023-12-02 20:32:15,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:32:15,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2023-12-02 20:32:15,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=880, Invalid=7322, Unknown=8, NotChecked=910, Total=9120 [2023-12-02 20:32:15,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:32:15,413 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:32:15,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 95 states have (on average 10.926315789473684) internal successors, (1038), 96 states have internal predecessors, (1038), 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) [2023-12-02 20:32:15,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:32:15,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:32:15,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:32:15,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:32:15,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:32:15,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:32:15,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:32:15,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:32:15,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:32:15,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:32:43,344 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 1)) (.cse4 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 2)) (.cse3 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 3))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (store (store (select |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse5 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) .cse4 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) .cse3 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) (let ((.cse1 (select .cse0 |c_~#cache~0.base|)) (.cse2 (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) 28 |c_~#cache~0.offset|))) (and (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|)) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse4) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (= |c_~#cache~0.base| 1) (<= 1 |c_t_funThread1of1ForFork0_~i~0#1|) (< (+ |c_ULTIMATE.start_main_~i~2#1| 1) |c_t_funThread1of1ForFork0_~i~0#1|) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|) (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse5) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))) (or (< .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) (not (= |c_~#cache~0.base| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|))) (or (not (= |c_~#cache~0.base| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|)) (< .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset|)))))) is different from false [2023-12-02 20:33:43,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:45,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:47,911 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 3))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#race| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3 |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) (let ((.cse2 (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) 28 |c_~#cache~0.offset|)) (.cse1 (select .cse0 |c_~#cache~0.base|))) (and (= |c_~#cache~0.base| 1) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (<= 1 |c_t_funThread1of1ForFork0_~i~0#1|) (< |c_ULTIMATE.start_main_~i~2#1| |c_t_funThread1of1ForFork0_~i~0#1|) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 1)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|) (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))) (forall ((|v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| Int)) (or (< .cse2 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32|) (= (select (select (store .cse0 |c_~#cache~0.base| (store .cse1 |v_ULTIMATE.start_cache_entry_addref_~entry#1.offset_32| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 2)) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))))))) is different from false [2023-12-02 20:34:13,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:15,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:17,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:19,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:21,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:23,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:25,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:27,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:29,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:31,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:33,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:35,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:37,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:39,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:41,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:43,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:45,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:47,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:49,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:51,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:53,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:55,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:57,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:59,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:01,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:03,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:05,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:07,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:09,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:11,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:13,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:15,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:17,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:19,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:21,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:23,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:25,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:27,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:29,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:31,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:33,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:35,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:37,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:39,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:41,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:43,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:45,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:47,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:49,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:51,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:53,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:55,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:57,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:35:59,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:01,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:03,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:05,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:07,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:09,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:11,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:13,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:15,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:17,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:19,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:21,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:23,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:25,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:27,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:29,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2023-12-02 20:36:31,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:33,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:35,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:37,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:39,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:41,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:36:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2023-12-02 20:36:57,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-02 20:36:57,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-12-02 20:36:57,621 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:36:57,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:36:57,621 INFO L85 PathProgramCache]: Analyzing trace with hash 277774088, now seen corresponding path program 2 times [2023-12-02 20:36:57,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:36:57,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242523823] [2023-12-02 20:36:57,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:36:57,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:36:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:37:00,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4664 backedges. 3964 proven. 465 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:37:00,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:37:00,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242523823] [2023-12-02 20:37:00,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242523823] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:37:00,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [856866979] [2023-12-02 20:37:00,047 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:37:00,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:37:00,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:37:00,048 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:37:00,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-02 20:37:00,515 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:37:00,515 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:37:00,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 1933 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 20:37:00,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:37:00,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4664 backedges. 3666 proven. 0 refuted. 0 times theorem prover too weak. 998 trivial. 0 not checked. [2023-12-02 20:37:00,909 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:37:00,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [856866979] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:37:00,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 20:37:00,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [37] total 39 [2023-12-02 20:37:00,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413647553] [2023-12-02 20:37:00,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:37:00,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-12-02 20:37:00,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:37:00,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-12-02 20:37:00,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=366, Invalid=1116, Unknown=0, NotChecked=0, Total=1482 [2023-12-02 20:37:00,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:37:00,913 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:37:00,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 17.304347826086957) internal successors, (398), 23 states have internal predecessors, (398), 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) [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2023-12-02 20:37:00,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:37:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:37:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:37:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:37:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:37:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:37:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:37:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:37:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:37:01,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2023-12-02 20:37:01,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-12-02 20:37:01,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-12-02 20:37:02,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:37:02,174 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:37:02,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:37:02,175 INFO L85 PathProgramCache]: Analyzing trace with hash 417853092, now seen corresponding path program 3 times [2023-12-02 20:37:02,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:37:02,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103066642] [2023-12-02 20:37:02,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:37:02,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:37:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:37:09,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 864 proven. 404 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:37:09,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:37:09,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103066642] [2023-12-02 20:37:09,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103066642] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:37:09,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1618125288] [2023-12-02 20:37:09,132 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-12-02 20:37:09,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:37:09,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:37:09,133 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:37:09,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-02 20:37:09,467 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-12-02 20:37:09,467 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:37:09,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 20:37:09,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:37:10,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-02 20:37:10,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:37:10,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-02 20:37:10,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2023-12-02 20:37:10,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2023-12-02 20:37:11,593 INFO L349 Elim1Store]: treesize reduction 22, result has 38.9 percent of original size [2023-12-02 20:37:11,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 27 [2023-12-02 20:37:11,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:11,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:11,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:11,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2023-12-02 20:37:12,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2023-12-02 20:37:12,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 64 [2023-12-02 20:37:12,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2023-12-02 20:37:12,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 77 [2023-12-02 20:37:12,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:12,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 84 [2023-12-02 20:37:13,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 84 [2023-12-02 20:37:13,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 77 [2023-12-02 20:37:13,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:13,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2023-12-02 20:37:14,874 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-02 20:37:14,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 11 [2023-12-02 20:37:15,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:15,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 81 [2023-12-02 20:37:15,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 153 proven. 17 refuted. 0 times theorem prover too weak. 1333 trivial. 0 not checked. [2023-12-02 20:37:15,214 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:37:34,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:37:34,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2023-12-02 20:37:34,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 162 proven. 8 refuted. 0 times theorem prover too weak. 1333 trivial. 0 not checked. [2023-12-02 20:37:34,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1618125288] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:37:34,790 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:37:34,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 27, 23] total 81 [2023-12-02 20:37:34,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540869257] [2023-12-02 20:37:34,791 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:37:34,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2023-12-02 20:37:34,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:37:34,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2023-12-02 20:37:34,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=5862, Unknown=0, NotChecked=0, Total=6642 [2023-12-02 20:37:34,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:37:34,798 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:37:34,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 81 states have (on average 6.864197530864198) internal successors, (556), 82 states have internal predecessors, (556), 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) [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2023-12-02 20:37:34,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-12-02 20:37:34,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:38:24,903 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse17 (select |c_#pthreadsMutex| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base|)) (.cse18 (+ |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| 4)) (.cse36 (select |c_#pthreadsMutex| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|)) (.cse37 (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4)) (.cse21 (select |c_#pthreadsMutex| |c_~#cache~0.base|)) (.cse27 (* |c_ULTIMATE.start_main_~i~2#1| 28))) (let ((.cse20 (not (= (select .cse21 (+ .cse27 |c_~#cache~0.offset| 4)) 0))) (.cse23 (+ .cse27 |c_~#cache~0.offset|)) (.cse8 (+ .cse27 28 |c_~#cache~0.offset|)) (.cse5 (select |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|)) (.cse19 (+ .cse27 32 |c_~#cache~0.offset|)) (.cse6 (not (= (select .cse36 .cse37) 0))) (.cse9 (select |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base|)) (.cse16 (not (= (select .cse17 .cse18) 0))) (.cse0 (+ 252 |c_~#cache~0.offset|)) (.cse2 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 1)) (.cse4 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 2)) (.cse22 (select |c_#race| |c_~#cache~0.base|)) (.cse3 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 3))) (and (<= .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset|) (or (let ((.cse1 (select (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store .cse5 |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|))) (and (= (select .cse1 .cse2) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (= (select .cse1 .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (= (select .cse1 .cse4) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (= (select .cse1 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))) .cse6) (or (let ((.cse10 (+ |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| 1)) (.cse11 (+ |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| 2)) (.cse12 (+ |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| 3))) (and (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse7 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store (store (store (store .cse9 |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse10 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse11 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse12 v_ArrVal_2780)))) (store .cse7 |c_~#cache~0.base| (store (select .cse7 |c_~#cache~0.base|) .cse8 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse13 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store (store (store (store .cse9 |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse10 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse11 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse12 v_ArrVal_2780)))) (store .cse13 |c_~#cache~0.base| (store (select .cse13 |c_~#cache~0.base|) .cse8 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse2) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse14 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store (store (store (store .cse9 |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse10 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse11 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse12 v_ArrVal_2780)))) (store .cse14 |c_~#cache~0.base| (store (select .cse14 |c_~#cache~0.base|) .cse8 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse4) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse15 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store (store (store (store .cse9 |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse10 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse11 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse12 v_ArrVal_2780)))) (store .cse15 |c_~#cache~0.base| (store (select .cse15 |c_~#cache~0.base|) .cse8 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) .cse16 (forall ((v_ArrVal_2782 Int)) (not (= (select (select (store |c_#pthreadsMutex| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store .cse17 .cse18 v_ArrVal_2782)) |c_~#cache~0.base|) .cse19) 0)))) (= (mod |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| 28) 0) (= |c_~#cache~0.base| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) (<= 9 |c_t_funThread1of1ForFork0_~i~0#1|) (= |c_~#cache~0.base| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (= |c_~#cache~0.base| 1) (= (mod |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 28) 0) (or .cse20 (not (= (select .cse21 .cse19) 0)) (let ((.cse24 (+ .cse27 |c_~#cache~0.offset| 1)) (.cse25 (+ .cse27 2 |c_~#cache~0.offset|)) (.cse26 (+ .cse27 3 |c_~#cache~0.offset|))) (and (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse22 .cse23 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse24 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse25 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse26 v_ArrVal_2780) .cse8 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse2) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse22 .cse23 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse24 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse25 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse26 v_ArrVal_2780) .cse8 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse22 .cse23 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse24 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse25 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse26 v_ArrVal_2780) .cse8 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse22 .cse23 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse24 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse25 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse26 v_ArrVal_2780) .cse8 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse4) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))))) (= |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| 1) (= |c_~#cache~0.offset| 0) (or .cse20 (let ((.cse28 (select (store |c_#race| |c_~#cache~0.base| (store .cse22 .cse23 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|))) (and (= (select .cse28 .cse2) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (= (select .cse28 .cse4) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (= (select .cse28 .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (= (select .cse28 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) (= |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| 1) (or (let ((.cse30 (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 1)) (.cse31 (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 2)) (.cse32 (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 3))) (and (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse29 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (store (store (store .cse5 |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse30 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse31 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse32 v_ArrVal_2780)))) (store .cse29 |c_~#cache~0.base| (store (select .cse29 |c_~#cache~0.base|) .cse8 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| (select (select (let ((.cse33 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (store (store (store .cse5 |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse30 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse31 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse32 v_ArrVal_2780)))) (store .cse33 |c_~#cache~0.base| (store (select .cse33 |c_~#cache~0.base|) .cse8 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse4))) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse34 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (store (store (store .cse5 |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse30 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse31 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse32 v_ArrVal_2780)))) (store .cse34 |c_~#cache~0.base| (store (select .cse34 |c_~#cache~0.base|) .cse8 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse35 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (store (store (store .cse5 |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse30 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse31 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse32 v_ArrVal_2780)))) (store .cse35 |c_~#cache~0.base| (store (select .cse35 |c_~#cache~0.base|) .cse8 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse2) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) (forall ((v_ArrVal_2782 Int)) (not (= (select (select (store |c_#pthreadsMutex| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store .cse36 .cse37 v_ArrVal_2782)) |c_~#cache~0.base|) .cse19) 0))) .cse6) (= (select (select |c_#pthreadsMutex| 1) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (or (let ((.cse38 (select (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store .cse9 |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|))) (and (= (select .cse38 .cse2) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (= (select .cse38 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|) (= |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| (select .cse38 .cse3)) (= (select .cse38 .cse4) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|))) .cse16) (<= .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) (or (not (= (select .cse21 (+ |c_~#cache~0.offset| 4)) 0)) (not (= (select .cse21 (+ 32 |c_~#cache~0.offset|)) 0)) (let ((.cse39 (+ |c_~#cache~0.offset| 1)) (.cse40 (+ 2 |c_~#cache~0.offset|)) (.cse41 (+ 3 |c_~#cache~0.offset|)) (.cse42 (+ 28 |c_~#cache~0.offset|))) (and (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse22 |c_~#cache~0.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse39 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse40 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse41 v_ArrVal_2780) .cse42 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse2) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse22 |c_~#cache~0.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse39 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse40 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse41 v_ArrVal_2780) .cse42 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse4) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse22 |c_~#cache~0.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse39 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse40 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse41 v_ArrVal_2780) .cse42 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|))) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse22 |c_~#cache~0.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse39 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse40 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse41 v_ArrVal_2780) .cse42 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse3) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))))))) is different from true [2023-12-02 20:38:53,915 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse17 (* |c_ULTIMATE.start_main_~i~2#1| 28))) (let ((.cse7 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 3)) (.cse11 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 2)) (.cse2 (+ .cse17 28 |c_~#cache~0.offset|)) (.cse9 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 1)) (.cse15 (+ .cse17 32 |c_~#cache~0.offset|)) (.cse0 (+ 252 |c_~#cache~0.offset|))) (and (<= .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset|) (let ((.cse13 (select |c_#pthreadsMutex| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base|)) (.cse14 (+ |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| 4))) (or (let ((.cse3 (select |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base|)) (.cse4 (+ |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| 1)) (.cse5 (+ |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| 2)) (.cse6 (+ |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| 3))) (and (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse1 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store (store (store (store .cse3 |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse4 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse5 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse6 v_ArrVal_2780)))) (store .cse1 |c_~#cache~0.base| (store (select .cse1 |c_~#cache~0.base|) .cse2 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse7) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse8 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store (store (store (store .cse3 |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse4 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse5 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse6 v_ArrVal_2780)))) (store .cse8 |c_~#cache~0.base| (store (select .cse8 |c_~#cache~0.base|) .cse2 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse9) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse10 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store (store (store (store .cse3 |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse4 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse5 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse6 v_ArrVal_2780)))) (store .cse10 |c_~#cache~0.base| (store (select .cse10 |c_~#cache~0.base|) .cse2 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse11) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse12 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store (store (store (store .cse3 |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse4 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse5 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse6 v_ArrVal_2780)))) (store .cse12 |c_~#cache~0.base| (store (select .cse12 |c_~#cache~0.base|) .cse2 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) (not (= (select .cse13 .cse14) 0)) (forall ((v_ArrVal_2782 Int)) (not (= (select (select (store |c_#pthreadsMutex| |c_ULTIMATE.start_cache_entry_addref_#in~entry#1.base| (store .cse13 .cse14 v_ArrVal_2782)) |c_~#cache~0.base|) .cse15) 0))))) (= (mod |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| 28) 0) (= |c_~#cache~0.base| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) (<= 9 |c_t_funThread1of1ForFork0_~i~0#1|) (= |c_~#cache~0.base| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (= |c_~#cache~0.base| 1) (= (mod |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 28) 0) (let ((.cse16 (select |c_#pthreadsMutex| |c_~#cache~0.base|))) (or (not (= (select .cse16 (+ .cse17 |c_~#cache~0.offset| 4)) 0)) (not (= (select .cse16 .cse15) 0)) (let ((.cse18 (select |c_#race| |c_~#cache~0.base|)) (.cse19 (+ .cse17 |c_~#cache~0.offset|)) (.cse20 (+ .cse17 |c_~#cache~0.offset| 1)) (.cse21 (+ .cse17 2 |c_~#cache~0.offset|)) (.cse22 (+ .cse17 3 |c_~#cache~0.offset|))) (and (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse18 .cse19 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse20 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse21 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse22 v_ArrVal_2780) .cse2 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse9) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse18 .cse19 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse20 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse21 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse22 v_ArrVal_2780) .cse2 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse7) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse18 .cse19 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse20 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse21 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse22 v_ArrVal_2780) .cse2 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (store |c_#race| |c_~#cache~0.base| (store (store (store (store (store .cse18 .cse19 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse20 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse21 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse22 v_ArrVal_2780) .cse2 0)) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse11) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))))) (= |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| 1) (= |c_~#cache~0.offset| 0) (= |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| 1) (= (select (select |c_#pthreadsMutex| 1) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (or (let ((.cse24 (select |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|)) (.cse25 (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 1)) (.cse26 (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 2)) (.cse27 (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 3))) (and (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse23 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (store (store (store .cse24 |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse25 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse26 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse27 v_ArrVal_2780)))) (store .cse23 |c_~#cache~0.base| (store (select .cse23 |c_~#cache~0.base|) .cse2 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse7) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| (select (select (let ((.cse28 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (store (store (store .cse24 |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse25 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse26 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse27 v_ArrVal_2780)))) (store .cse28 |c_~#cache~0.base| (store (select .cse28 |c_~#cache~0.base|) .cse2 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse11))) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse29 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (store (store (store .cse24 |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse25 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse26 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse27 v_ArrVal_2780)))) (store .cse29 |c_~#cache~0.base| (store (select .cse29 |c_~#cache~0.base|) .cse2 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)) (forall ((v_ArrVal_2780 Int) (|ULTIMATE.start_cache_entry_addref_#t~nondet33#1| Int)) (= (select (select (let ((.cse30 (store |c_#race| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (store (store (store .cse24 |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse25 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse26 |ULTIMATE.start_cache_entry_addref_#t~nondet33#1|) .cse27 v_ArrVal_2780)))) (store .cse30 |c_~#cache~0.base| (store (select .cse30 |c_~#cache~0.base|) .cse2 0))) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) .cse9) |c_t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1|)))) (forall ((v_ArrVal_2782 Int)) (not (= (select (select (store |c_#pthreadsMutex| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) v_ArrVal_2782)) |c_~#cache~0.base|) .cse15) 0)))) (<= .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|)))) is different from true [2023-12-02 20:38:53,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2023-12-02 20:38:53,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-12-02 20:38:53,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2023-12-02 20:38:53,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-12-02 20:38:54,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-12-02 20:38:54,131 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2023-12-02 20:38:54,131 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:38:54,132 INFO L85 PathProgramCache]: Analyzing trace with hash 2102936666, now seen corresponding path program 4 times [2023-12-02 20:38:54,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:38:54,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564376259] [2023-12-02 20:38:54,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:38:54,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:38:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:39:06,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1543 backedges. 864 proven. 444 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-12-02 20:39:06,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:39:06,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564376259] [2023-12-02 20:39:06,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564376259] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:39:06,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51589475] [2023-12-02 20:39:06,409 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-12-02 20:39:06,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:39:06,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:39:06,410 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:39:06,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41aa9f2-e055-4092-b86e-f0ce06d8eca8/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process