./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-sum.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-sum.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1d27b7f98ac68d2da6120346c107c87df7f6f708200f0d5d2c806741122116e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:22:28,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:22:28,616 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2024-11-08 12:22:28,621 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:22:28,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:22:28,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:22:28,657 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:22:28,658 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:22:28,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:22:28,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:22:28,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:22:28,660 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:22:28,660 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:22:28,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:22:28,663 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:22:28,663 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 12:22:28,663 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:22:28,663 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:22:28,664 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 12:22:28,664 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 12:22:28,664 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 12:22:28,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:22:28,669 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 12:22:28,669 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:22:28,670 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 12:22:28,670 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:22:28,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:22:28,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:22:28,671 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:22:28,671 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 12:22:28,671 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:22:28,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:22:28,672 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:22:28,672 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:22:28,672 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 12:22:28,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 12:22:28,675 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:22:28,675 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-08 12:22:28,675 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-08 12:22:28,675 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-08 12:22:28,675 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-08 12:22:28,676 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_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1d27b7f98ac68d2da6120346c107c87df7f6f708200f0d5d2c806741122116e [2024-11-08 12:22:28,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:22:28,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:22:29,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:22:29,002 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:22:29,002 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:22:29,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/weaver/popl20-three-array-sum.wvr.c Unable to find full path for "g++" [2024-11-08 12:22:31,061 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:22:31,298 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:22:31,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/sv-benchmarks/c/weaver/popl20-three-array-sum.wvr.c [2024-11-08 12:22:31,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/data/f5c4492a3/f71c783a2b92492c9c9fd028192d2180/FLAGba2501470 [2024-11-08 12:22:31,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/data/f5c4492a3/f71c783a2b92492c9c9fd028192d2180 [2024-11-08 12:22:31,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:22:31,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:22:31,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:22:31,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:22:31,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:22:31,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17e02c2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31, skipping insertion in model container [2024-11-08 12:22:31,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,368 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:22:31,595 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 12:22:31,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:22:31,608 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 12:22:31,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:22:31,655 INFO L204 MainTranslator]: Completed translation [2024-11-08 12:22:31,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31 WrapperNode [2024-11-08 12:22:31,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:22:31,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 12:22:31,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 12:22:31,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 12:22:31,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,699 INFO L138 Inliner]: procedures = 25, calls = 30, calls flagged for inlining = 9, calls inlined = 13, statements flattened = 137 [2024-11-08 12:22:31,699 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 12:22:31,700 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 12:22:31,700 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 12:22:31,700 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 12:22:31,710 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,730 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,732 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 12:22:31,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 12:22:31,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 12:22:31,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 12:22:31,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (1/1) ... [2024-11-08 12:22:31,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:22:31,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:31,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-08 12:22:31,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-08 12:22:31,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 12:22:31,809 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 12:22:31,809 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 12:22:31,809 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 12:22:31,810 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 12:22:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 12:22:31,810 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 12:22:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 12:22:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 12:22:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 12:22:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 12:22:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 12:22:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 12:22:31,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 12:22:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 12:22:31,813 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 12:22:31,912 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 12:22:31,914 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 12:22:32,443 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 12:22:32,443 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 12:22:32,852 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 12:22:32,852 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 12:22:32,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:22:32 BoogieIcfgContainer [2024-11-08 12:22:32,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 12:22:32,858 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 12:22:32,858 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 12:22:32,861 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 12:22:32,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 12:22:31" (1/3) ... [2024-11-08 12:22:32,864 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5771e656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:22:32, skipping insertion in model container [2024-11-08 12:22:32,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:22:31" (2/3) ... [2024-11-08 12:22:32,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5771e656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:22:32, skipping insertion in model container [2024-11-08 12:22:32,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:22:32" (3/3) ... [2024-11-08 12:22:32,867 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-three-array-sum.wvr.c [2024-11-08 12:22:32,886 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 12:22:32,887 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2024-11-08 12:22:32,887 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 12:22:32,985 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-08 12:22:33,044 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:22:33,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-08 12:22:33,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:33,047 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-08 12:22:33,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-08 12:22:33,079 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:22:33,092 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2024-11-08 12:22:33,099 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@15e69ac0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:22:33,099 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-08 12:22:33,462 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:33,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:33,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1728868925, now seen corresponding path program 1 times [2024-11-08 12:22:33,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:33,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018770091] [2024-11-08 12:22:33,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:33,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:33,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:22:33,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:33,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018770091] [2024-11-08 12:22:33,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018770091] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:22:33,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:22:33,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:22:33,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461482900] [2024-11-08 12:22:33,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:22:33,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:22:33,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:33,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:22:33,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:22:33,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:33,992 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:33,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:33,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:34,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:34,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 12:22:34,297 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:34,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:34,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1477957232, now seen corresponding path program 1 times [2024-11-08 12:22:34,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:34,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995675933] [2024-11-08 12:22:34,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:34,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:34,701 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:34,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:34,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995675933] [2024-11-08 12:22:34,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995675933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:22:34,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:22:34,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:22:34,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786460889] [2024-11-08 12:22:34,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:22:34,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:22:34,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:34,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:22:34,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:22:34,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:34,707 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:34,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:34,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:34,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:34,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:34,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:34,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 12:22:34,864 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:34,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:34,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1477957231, now seen corresponding path program 1 times [2024-11-08 12:22:34,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:34,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042475249] [2024-11-08 12:22:34,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:34,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:35,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 12:22:35,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:35,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042475249] [2024-11-08 12:22:35,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042475249] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:35,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683088989] [2024-11-08 12:22:35,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:35,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:35,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:35,527 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:22:35,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 12:22:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:35,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 12:22:35,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:22:35,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:22:35,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 12:22:35,887 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-11-08 12:22:35,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 18 treesize of output 17 [2024-11-08 12:22:35,926 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:22:35,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:22:36,186 INFO L349 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2024-11-08 12:22:36,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 28 treesize of output 32 [2024-11-08 12:22:37,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:37,592 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:22:38,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:38,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1683088989] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:38,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 12:22:38,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 16 [2024-11-08 12:22:38,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321669877] [2024-11-08 12:22:38,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:22:38,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 12:22:38,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:38,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 12:22:38,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-11-08 12:22:38,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:38,371 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:38,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:38,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:38,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:38,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:42,893 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] [2024-11-08 12:22:44,921 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] [2024-11-08 12:22:45,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:45,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:45,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:45,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-08 12:22:45,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:45,338 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:45,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:45,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1477957230, now seen corresponding path program 1 times [2024-11-08 12:22:45,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:45,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604541334] [2024-11-08 12:22:45,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:45,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:45,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:45,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:45,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604541334] [2024-11-08 12:22:45,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604541334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:22:45,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:22:45,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:22:45,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039774744] [2024-11-08 12:22:45,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:22:45,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:22:45,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:45,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:22:45,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:22:45,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:45,542 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:45,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:45,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:45,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:45,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:45,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:45,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:45,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:45,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:45,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:45,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 12:22:45,668 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:45,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:45,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1477957229, now seen corresponding path program 1 times [2024-11-08 12:22:45,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:45,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124805740] [2024-11-08 12:22:45,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:45,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:46,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:46,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:46,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124805740] [2024-11-08 12:22:46,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124805740] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:46,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190378105] [2024-11-08 12:22:46,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:46,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:46,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:46,018 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:22:46,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 12:22:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:46,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 12:22:46,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:22:46,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:22:46,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 12:22:46,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 16 treesize of output 11 [2024-11-08 12:22:46,262 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:22:46,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:22:46,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:46,355 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:22:46,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 52 treesize of output 48 [2024-11-08 12:22:46,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:46,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190378105] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:22:46,606 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:22:46,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 13 [2024-11-08 12:22:46,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863361156] [2024-11-08 12:22:46,607 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:22:46,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 12:22:46,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:46,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 12:22:46,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-11-08 12:22:46,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:46,612 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:46,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.923076923076923) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:46,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:46,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:46,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:46,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:46,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:47,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:47,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:47,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:47,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:47,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:22:47,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-08 12:22:47,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:47,395 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:47,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:47,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1477957228, now seen corresponding path program 1 times [2024-11-08 12:22:47,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:47,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208533430] [2024-11-08 12:22:47,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:47,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:47,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:47,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:47,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208533430] [2024-11-08 12:22:47,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208533430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:22:47,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:22:47,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:22:47,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664848675] [2024-11-08 12:22:47,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:22:47,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 12:22:47,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:47,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 12:22:47,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 12:22:47,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:47,477 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:47,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:47,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:47,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:47,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:47,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:47,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:22:47,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:22:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:47,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 12:22:47,552 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:47,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:47,552 INFO L85 PathProgramCache]: Analyzing trace with hash -1477957227, now seen corresponding path program 1 times [2024-11-08 12:22:47,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:47,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211493229] [2024-11-08 12:22:47,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:47,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:47,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:47,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:47,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211493229] [2024-11-08 12:22:47,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211493229] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:47,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624677790] [2024-11-08 12:22:47,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:47,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:47,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:47,868 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:22:47,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 12:22:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:47,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 12:22:47,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:22:47,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 12:22:48,104 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-11-08 12:22:48,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 32 treesize of output 27 [2024-11-08 12:22:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:48,176 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:22:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:48,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624677790] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:48,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 12:22:48,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 6] total 12 [2024-11-08 12:22:48,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227330263] [2024-11-08 12:22:48,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:22:48,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 12:22:48,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:48,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 12:22:48,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-08 12:22:48,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:48,356 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:48,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:48,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:48,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:48,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:48,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:22:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:48,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:48,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:48,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:48,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:48,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:48,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:22:48,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:48,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-08 12:22:49,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:49,026 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:49,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:49,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1088545139, now seen corresponding path program 1 times [2024-11-08 12:22:49,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:49,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255534766] [2024-11-08 12:22:49,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:49,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:49,184 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:49,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:49,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255534766] [2024-11-08 12:22:49,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255534766] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:49,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171436668] [2024-11-08 12:22:49,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:49,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:49,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:49,188 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:22:49,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 12:22:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:49,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 12:22:49,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:22:49,419 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:49,420 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:22:49,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:22:49,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171436668] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:22:49,511 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:22:49,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2024-11-08 12:22:49,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421120314] [2024-11-08 12:22:49,512 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:22:49,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 12:22:49,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:49,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 12:22:49,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-08 12:22:49,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:49,515 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:49,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 13 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) [2024-11-08 12:22:49,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:49,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:49,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:49,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:49,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:22:49,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:49,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:49,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:49,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:49,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:49,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:49,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:49,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:22:49,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:49,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:49,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:22:49,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-08 12:22:50,135 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:50,136 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:50,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:50,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1068573792, now seen corresponding path program 2 times [2024-11-08 12:22:50,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:50,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883834400] [2024-11-08 12:22:50,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:50,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 12:22:50,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:50,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883834400] [2024-11-08 12:22:50,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883834400] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:50,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064333157] [2024-11-08 12:22:50,913 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:22:50,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:50,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:50,915 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:22:50,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-08 12:22:51,032 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-08 12:22:51,032 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:22:51,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-08 12:22:51,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:22:51,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 9 [2024-11-08 12:22:51,134 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2024-11-08 12:22:51,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 20 treesize of output 22 [2024-11-08 12:22:51,277 INFO L349 Elim1Store]: treesize reduction 40, result has 21.6 percent of original size [2024-11-08 12:22:51,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 23 treesize of output 28 [2024-11-08 12:22:52,071 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:22:52,071 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:22:52,657 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:22:52,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064333157] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:22:52,657 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:22:52,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 7] total 24 [2024-11-08 12:22:52,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815483193] [2024-11-08 12:22:52,661 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:22:52,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-08 12:22:52,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:52,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-08 12:22:52,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2024-11-08 12:22:52,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:52,664 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:52,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 3.72) internal successors, (93), 25 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:52,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:52,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:52,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:52,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:52,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:22:52,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:52,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:52,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:22:52,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:22:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:22:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:22:54,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-08 12:22:54,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:54,646 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:54,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:54,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1068573794, now seen corresponding path program 1 times [2024-11-08 12:22:54,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:54,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658196361] [2024-11-08 12:22:54,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:54,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:55,041 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:22:55,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:55,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658196361] [2024-11-08 12:22:55,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658196361] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:55,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1786702942] [2024-11-08 12:22:55,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:55,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:55,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:55,045 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:22:55,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-08 12:22:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:55,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 12:22:55,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:22:55,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 9 [2024-11-08 12:22:55,292 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2024-11-08 12:22:55,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 16 treesize of output 18 [2024-11-08 12:22:55,889 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 12:22:55,890 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:22:56,232 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:22:56,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1786702942] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:22:56,233 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:22:56,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 20 [2024-11-08 12:22:56,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652118079] [2024-11-08 12:22:56,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:22:56,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-08 12:22:56,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:56,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-08 12:22:56,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=337, Unknown=0, NotChecked=0, Total=420 [2024-11-08 12:22:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:56,240 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:56,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 4.2) internal successors, (84), 21 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:56,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:56,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:56,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:56,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:56,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:22:56,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:56,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:56,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:22:56,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:22:56,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:57,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:22:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:57,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:22:57,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:22:57,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:22:57,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-08 12:22:57,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:57,827 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:57,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:57,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1068573796, now seen corresponding path program 1 times [2024-11-08 12:22:57,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:57,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745822504] [2024-11-08 12:22:57,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:57,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:58,199 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:22:58,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:58,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745822504] [2024-11-08 12:22:58,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745822504] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:58,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [841765536] [2024-11-08 12:22:58,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:58,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:58,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:58,202 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:22:58,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-08 12:22:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:58,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 12:22:58,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:22:58,512 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:22:58,512 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:22:58,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 24 treesize of output 20 [2024-11-08 12:22:58,759 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:22:58,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [841765536] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:22:58,760 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:22:58,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 20 [2024-11-08 12:22:58,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82002579] [2024-11-08 12:22:58,760 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:22:58,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-08 12:22:58,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:58,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-08 12:22:58,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2024-11-08 12:22:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:58,763 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:58,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 3.5) internal successors, (70), 21 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:22:58,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:58,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:58,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:58,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:58,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:22:58,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:58,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:58,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:22:58,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:22:58,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:22:58,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:59,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:59,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:59,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:59,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:59,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:22:59,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:22:59,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:59,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:22:59,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:22:59,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:22:59,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 12:22:59,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-08 12:22:59,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-08 12:22:59,926 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:22:59,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:59,928 INFO L85 PathProgramCache]: Analyzing trace with hash 20912604, now seen corresponding path program 3 times [2024-11-08 12:22:59,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:59,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004671528] [2024-11-08 12:22:59,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:59,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:59,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:23:00,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:00,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004671528] [2024-11-08 12:23:00,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004671528] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:00,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729862252] [2024-11-08 12:23:00,101 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-08 12:23:00,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:00,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:00,104 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:00,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-08 12:23:00,218 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-08 12:23:00,218 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:23:00,220 INFO L255 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 12:23:00,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:00,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:23:00,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 12:23:00,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 18 treesize of output 13 [2024-11-08 12:23:00,363 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-11-08 12:23:00,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 19 treesize of output 16 [2024-11-08 12:23:00,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 12:23:00,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 18 treesize of output 13 [2024-11-08 12:23:00,449 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:23:00,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:23:00,715 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 12:23:00,715 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:01,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 128 treesize of output 124 [2024-11-08 12:23:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 12:23:02,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729862252] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:02,304 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:02,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 26 [2024-11-08 12:23:02,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903179300] [2024-11-08 12:23:02,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:02,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-08 12:23:02,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:02,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-08 12:23:02,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2024-11-08 12:23:02,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:02,307 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:02,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 3.4814814814814814) internal successors, (94), 26 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:02,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:02,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:02,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:23:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-08 12:23:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:04,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:04,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:04,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:23:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:04,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 12:23:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-08 12:23:04,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-08 12:23:04,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-08 12:23:04,346 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:23:04,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:04,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1093686763, now seen corresponding path program 2 times [2024-11-08 12:23:04,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:04,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646419685] [2024-11-08 12:23:04,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:04,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:05,016 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 12:23:05,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:05,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646419685] [2024-11-08 12:23:05,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646419685] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:05,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433074061] [2024-11-08 12:23:05,017 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:23:05,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:05,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:05,020 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:05,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-08 12:23:05,138 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:23:05,139 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:23:05,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 12:23:05,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:05,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 12:23:05,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:23:05,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 12:23:05,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 18 treesize of output 13 [2024-11-08 12:23:05,471 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:23:05,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:23:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 12:23:05,890 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:06,786 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:23:06,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 57 treesize of output 62 [2024-11-08 12:23:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 12:23:07,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1433074061] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:07,095 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:07,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 17 [2024-11-08 12:23:07,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103026129] [2024-11-08 12:23:07,096 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:07,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-08 12:23:07,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:07,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-08 12:23:07,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2024-11-08 12:23:07,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:07,099 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:07,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.352941176470588) internal successors, (91), 18 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:07,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:07,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:07,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:07,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:07,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:23:07,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:07,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:07,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:07,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:07,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:07,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-08 12:23:07,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-08 12:23:07,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:08,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:08,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 12:23:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-08 12:23:08,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-08 12:23:08,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-08 12:23:08,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-08 12:23:08,610 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread2Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2024-11-08 12:23:08,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:08,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1093686765, now seen corresponding path program 2 times [2024-11-08 12:23:08,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:08,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56459192] [2024-11-08 12:23:08,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:08,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:09,145 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 12:23:09,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:09,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56459192] [2024-11-08 12:23:09,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56459192] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:09,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12958396] [2024-11-08 12:23:09,146 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:23:09,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:09,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:09,148 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:09,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-08 12:23:09,256 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:23:09,256 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:23:09,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 12:23:09,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:09,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 9 [2024-11-08 12:23:09,357 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2024-11-08 12:23:09,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 16 treesize of output 18 [2024-11-08 12:23:09,839 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-08 12:23:09,839 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:23:09,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12958396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:09,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:23:09,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11] total 15 [2024-11-08 12:23:09,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559339616] [2024-11-08 12:23:09,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:09,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:09,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:09,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:09,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2024-11-08 12:23:09,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:09,842 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:09,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:09,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:23:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:09,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:09,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:09,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-08 12:23:09,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-08 12:23:09,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-08 12:23:09,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:10,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:10,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:10,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:10,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:10,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:23:10,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:10,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:10,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:10,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:10,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:10,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 12:23:10,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-08 12:23:10,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-08 12:23:10,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:10,093 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (5 of 6 remaining) [2024-11-08 12:23:10,094 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (4 of 6 remaining) [2024-11-08 12:23:10,094 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (3 of 6 remaining) [2024-11-08 12:23:10,094 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (2 of 6 remaining) [2024-11-08 12:23:10,095 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 6 remaining) [2024-11-08 12:23:10,095 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (0 of 6 remaining) [2024-11-08 12:23:10,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-11-08 12:23:10,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-08 12:23:10,329 INFO L407 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 12:23:10,333 INFO L317 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2024-11-08 12:23:10,338 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:23:10,340 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:23:10,341 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork0 ======== [2024-11-08 12:23:10,341 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@15e69ac0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:23:10,342 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-08 12:23:10,409 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:10,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:10,410 INFO L85 PathProgramCache]: Analyzing trace with hash 313214670, now seen corresponding path program 1 times [2024-11-08 12:23:10,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:10,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418423770] [2024-11-08 12:23:10,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:10,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:10,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:10,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:10,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418423770] [2024-11-08 12:23:10,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418423770] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:10,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:10,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:23:10,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956008643] [2024-11-08 12:23:10,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:10,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:10,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:10,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:10,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:23:10,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:10,501 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:10,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:10,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:10,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:10,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 12:23:10,627 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:10,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:10,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1715572261, now seen corresponding path program 1 times [2024-11-08 12:23:10,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:10,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772961396] [2024-11-08 12:23:10,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:10,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:10,774 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 12:23:10,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:10,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772961396] [2024-11-08 12:23:10,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772961396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:10,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:10,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:23:10,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936813551] [2024-11-08 12:23:10,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:10,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:10,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:10,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:10,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:23:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:10,777 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:10,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:10,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:10,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:10,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:10,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:10,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 12:23:10,835 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:10,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:10,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1715572260, now seen corresponding path program 1 times [2024-11-08 12:23:10,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:10,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593704830] [2024-11-08 12:23:10,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:10,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 12:23:11,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:11,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593704830] [2024-11-08 12:23:11,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593704830] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:11,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413365281] [2024-11-08 12:23:11,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:11,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:11,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:11,227 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:11,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-08 12:23:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:11,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 12:23:11,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:11,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:23:11,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 12:23:11,426 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-11-08 12:23:11,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 18 treesize of output 17 [2024-11-08 12:23:11,455 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:23:11,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:23:11,645 INFO L349 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2024-11-08 12:23:11,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 28 treesize of output 32 [2024-11-08 12:23:11,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:23:11,861 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:12,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:23:12,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1413365281] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:12,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 12:23:12,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 16 [2024-11-08 12:23:12,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126729429] [2024-11-08 12:23:12,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:12,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 12:23:12,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:12,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 12:23:12,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-11-08 12:23:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:12,415 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:12,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:14,783 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] [2024-11-08 12:23:14,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:14,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:14,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-08 12:23:15,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-08 12:23:15,131 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:15,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:15,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1643131844, now seen corresponding path program 1 times [2024-11-08 12:23:15,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:15,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459771821] [2024-11-08 12:23:15,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:15,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:15,240 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:23:15,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:15,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459771821] [2024-11-08 12:23:15,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459771821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:15,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:15,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:23:15,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80022545] [2024-11-08 12:23:15,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:15,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:15,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:15,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:15,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:23:15,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:15,243 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:15,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:15,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:15,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 12:23:15,328 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:15,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:15,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1643131843, now seen corresponding path program 1 times [2024-11-08 12:23:15,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:15,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337365960] [2024-11-08 12:23:15,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:15,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:15,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:23:15,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:15,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337365960] [2024-11-08 12:23:15,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337365960] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:15,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [131609726] [2024-11-08 12:23:15,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:15,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:15,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:15,609 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:15,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-08 12:23:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:15,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 12:23:15,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:15,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:23:15,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 12:23:15,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 16 treesize of output 11 [2024-11-08 12:23:15,811 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:23:15,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:23:15,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:23:15,892 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:16,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 52 treesize of output 48 [2024-11-08 12:23:16,107 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:23:16,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [131609726] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:16,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:16,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 13 [2024-11-08 12:23:16,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827998119] [2024-11-08 12:23:16,108 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:16,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 12:23:16,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:16,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 12:23:16,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-11-08 12:23:16,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:16,110 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:16,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.8461538461538463) internal successors, (50), 14 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:16,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:16,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:16,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:16,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:16,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:16,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:16,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:16,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:16,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:16,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:16,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-08 12:23:16,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:16,773 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:16,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:16,773 INFO L85 PathProgramCache]: Analyzing trace with hash -797810794, now seen corresponding path program 1 times [2024-11-08 12:23:16,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:16,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711057459] [2024-11-08 12:23:16,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:16,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:16,888 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:23:16,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:16,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711057459] [2024-11-08 12:23:16,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711057459] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:16,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975145785] [2024-11-08 12:23:16,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:16,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:16,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:16,891 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:16,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-08 12:23:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:17,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 12:23:17,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:17,101 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:23:17,101 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:23:17,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975145785] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:17,184 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:17,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2024-11-08 12:23:17,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242242216] [2024-11-08 12:23:17,184 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:17,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 12:23:17,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:17,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 12:23:17,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-08 12:23:17,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:17,186 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:17,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 13 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:17,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:17,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:17,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:17,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:17,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:17,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:17,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:17,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:17,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:17,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:17,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:17,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:17,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-11-08 12:23:17,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:17,706 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:17,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:17,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1537392169, now seen corresponding path program 2 times [2024-11-08 12:23:17,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:17,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458707927] [2024-11-08 12:23:17,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:17,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 12:23:18,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:18,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458707927] [2024-11-08 12:23:18,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458707927] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:18,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371208659] [2024-11-08 12:23:18,234 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:23:18,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:18,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:18,235 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:18,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-08 12:23:18,369 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-08 12:23:18,370 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:23:18,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-08 12:23:18,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:18,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 9 [2024-11-08 12:23:18,497 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2024-11-08 12:23:18,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 27 treesize of output 27 [2024-11-08 12:23:18,661 INFO L349 Elim1Store]: treesize reduction 40, result has 21.6 percent of original size [2024-11-08 12:23:18,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 23 treesize of output 28 [2024-11-08 12:23:19,126 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:23:19,126 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:19,617 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:23:19,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [371208659] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:19,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:19,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 23 [2024-11-08 12:23:19,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724679806] [2024-11-08 12:23:19,618 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:19,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-08 12:23:19,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:19,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-08 12:23:19,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=516, Unknown=0, NotChecked=0, Total=600 [2024-11-08 12:23:19,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:19,620 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:19,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 3.625) internal successors, (87), 24 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:19,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:21,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:21,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:21,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:21,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:21,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:21,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:21,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-08 12:23:21,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-08 12:23:21,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:21,899 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:21,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:21,899 INFO L85 PathProgramCache]: Analyzing trace with hash 414517648, now seen corresponding path program 1 times [2024-11-08 12:23:21,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:21,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023274901] [2024-11-08 12:23:21,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:21,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:22,268 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:23:22,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:22,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023274901] [2024-11-08 12:23:22,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023274901] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:22,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790974649] [2024-11-08 12:23:22,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:22,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:22,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:22,272 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:22,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-08 12:23:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:22,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 12:23:22,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:22,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 12:23:22,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:23:22,533 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-11-08 12:23:22,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 31 treesize of output 28 [2024-11-08 12:23:22,557 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:23:22,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:23:23,150 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 12:23:23,151 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:23,686 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 12:23:23,698 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:23:23,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790974649] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:23,699 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:23,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 7] total 21 [2024-11-08 12:23:23,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365311724] [2024-11-08 12:23:23,699 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:23,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-08 12:23:23,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:23,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-08 12:23:23,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2024-11-08 12:23:23,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:23,701 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:23,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 3.857142857142857) internal successors, (81), 22 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:23,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:23,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:23,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:23,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:23,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:23,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:23,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-11-08 12:23:23,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:25,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:25,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:25,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:25,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:25,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:25,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:25,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-08 12:23:25,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:25,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-08 12:23:25,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-11-08 12:23:25,257 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:25,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:25,261 INFO L85 PathProgramCache]: Analyzing trace with hash 864927075, now seen corresponding path program 3 times [2024-11-08 12:23:25,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:25,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547538344] [2024-11-08 12:23:25,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:25,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:25,439 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 12:23:25,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:25,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547538344] [2024-11-08 12:23:25,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547538344] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:25,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [364343646] [2024-11-08 12:23:25,440 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-08 12:23:25,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:25,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:25,441 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:25,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-08 12:23:25,612 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-08 12:23:25,612 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:23:25,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 12:23:25,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:25,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:23:25,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 12:23:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 12:23:25,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 18 treesize of output 13 [2024-11-08 12:23:25,748 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:23:25,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:23:25,819 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-11-08 12:23:25,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 18 treesize of output 17 [2024-11-08 12:23:26,265 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 12:23:26,266 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:29,046 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 12:23:29,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [364343646] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:29,046 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:29,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 10] total 28 [2024-11-08 12:23:29,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283815666] [2024-11-08 12:23:29,047 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:29,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-08 12:23:29,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:29,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-08 12:23:29,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=704, Unknown=1, NotChecked=0, Total=812 [2024-11-08 12:23:29,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:29,049 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:29,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 3.103448275862069) internal successors, (90), 28 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:29,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:29,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:29,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:29,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:29,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:29,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:29,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-08 12:23:29,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:29,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:31,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:31,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:31,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:31,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:31,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:31,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:31,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-08 12:23:31,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:31,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-08 12:23:31,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-08 12:23:31,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-11-08 12:23:31,598 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1 more)] === [2024-11-08 12:23:31,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:31,598 INFO L85 PathProgramCache]: Analyzing trace with hash -2109046807, now seen corresponding path program 2 times [2024-11-08 12:23:31,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:31,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039628368] [2024-11-08 12:23:31,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:31,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:32,041 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 12:23:32,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:32,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039628368] [2024-11-08 12:23:32,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039628368] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:32,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300947076] [2024-11-08 12:23:32,042 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:23:32,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:32,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:32,044 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:32,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-08 12:23:32,260 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:23:32,261 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:23:32,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 12:23:32,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:32,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 12:23:32,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:23:32,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 12:23:32,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 18 treesize of output 13 [2024-11-08 12:23:32,669 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:23:32,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:23:33,189 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 12:23:33,189 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:34,023 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:23:34,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 57 treesize of output 62 [2024-11-08 12:23:34,230 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 12:23:34,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300947076] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:34,230 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:34,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 19 [2024-11-08 12:23:34,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409795010] [2024-11-08 12:23:34,231 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:34,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-08 12:23:34,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:34,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-08 12:23:34,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2024-11-08 12:23:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:34,233 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:34,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.631578947368421) internal successors, (88), 20 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:34,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:34,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:34,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:34,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:34,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:34,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:34,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-08 12:23:34,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:34,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-08 12:23:34,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:36,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:36,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:36,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:36,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 12:23:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 12:23:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-08 12:23:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:23:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-08 12:23:36,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-08 12:23:36,285 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (3 of 4 remaining) [2024-11-08 12:23:36,285 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (2 of 4 remaining) [2024-11-08 12:23:36,285 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 4 remaining) [2024-11-08 12:23:36,285 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (0 of 4 remaining) [2024-11-08 12:23:36,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-11-08 12:23:36,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-11-08 12:23:36,499 INFO L407 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1] [2024-11-08 12:23:36,506 INFO L317 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (2/4) [2024-11-08 12:23:36,509 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:23:36,513 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:23:36,513 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-08 12:23:36,513 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@15e69ac0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:23:36,513 INFO L334 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-11-08 12:23:36,602 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:36,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:36,603 INFO L85 PathProgramCache]: Analyzing trace with hash -351079326, now seen corresponding path program 1 times [2024-11-08 12:23:36,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:36,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646501276] [2024-11-08 12:23:36,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:36,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:36,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:36,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:36,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646501276] [2024-11-08 12:23:36,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646501276] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:36,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:36,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:23:36,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990538092] [2024-11-08 12:23:36,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:36,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:23:36,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:36,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:23:36,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:23:36,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:36,810 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:36,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:36,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:36,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:36,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-08 12:23:36,879 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:36,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:36,879 INFO L85 PathProgramCache]: Analyzing trace with hash -645127390, now seen corresponding path program 1 times [2024-11-08 12:23:36,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:36,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531461770] [2024-11-08 12:23:36,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:36,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:36,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:36,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:36,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531461770] [2024-11-08 12:23:36,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531461770] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:36,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:36,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:23:36,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098051257] [2024-11-08 12:23:36,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:36,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:36,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:36,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:36,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:23:36,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:36,974 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:36,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:37,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:37,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:37,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-08 12:23:37,609 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:37,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:37,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1613202204, now seen corresponding path program 1 times [2024-11-08 12:23:37,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:37,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83347993] [2024-11-08 12:23:37,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:37,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:37,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:37,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:37,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83347993] [2024-11-08 12:23:37,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83347993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:37,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:37,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:23:37,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793439984] [2024-11-08 12:23:37,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:37,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:37,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:37,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:37,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:23:37,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:37,688 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:37,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:37,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:37,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:37,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:38,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-08 12:23:38,074 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:38,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:38,075 INFO L85 PathProgramCache]: Analyzing trace with hash -893373962, now seen corresponding path program 1 times [2024-11-08 12:23:38,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:38,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909018892] [2024-11-08 12:23:38,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:38,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:38,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:38,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:38,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909018892] [2024-11-08 12:23:38,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909018892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:38,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:38,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:23:38,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303387233] [2024-11-08 12:23:38,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:38,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:23:38,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:38,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:23:38,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:23:38,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:38,113 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:38,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:38,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:38,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-08 12:23:38,454 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:38,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:38,454 INFO L85 PathProgramCache]: Analyzing trace with hash -893373961, now seen corresponding path program 1 times [2024-11-08 12:23:38,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:38,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348497304] [2024-11-08 12:23:38,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:38,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:38,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:38,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348497304] [2024-11-08 12:23:38,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348497304] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:38,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:38,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:23:38,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911835507] [2024-11-08 12:23:38,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:38,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:38,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:38,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:38,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:23:38,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:38,532 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:38,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:38,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:38,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:38,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-08 12:23:38,793 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:38,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:38,793 INFO L85 PathProgramCache]: Analyzing trace with hash 18639711, now seen corresponding path program 1 times [2024-11-08 12:23:38,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:38,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556752940] [2024-11-08 12:23:38,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:38,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:38,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:38,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556752940] [2024-11-08 12:23:38,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556752940] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:38,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:38,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:23:38,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64313653] [2024-11-08 12:23:38,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:38,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:38,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:38,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:38,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:23:38,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:38,974 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:38,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 4 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:38,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:39,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:39,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:39,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:39,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:39,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:39,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:39,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-08 12:23:39,455 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:39,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:39,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1404514277, now seen corresponding path program 1 times [2024-11-08 12:23:39,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:39,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025227524] [2024-11-08 12:23:39,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:39,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:39,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:39,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:39,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025227524] [2024-11-08 12:23:39,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025227524] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:39,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35032925] [2024-11-08 12:23:39,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:39,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:39,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:39,635 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:39,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-08 12:23:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:39,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 12:23:39,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:39,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 1 [2024-11-08 12:23:39,871 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-11-08 12:23:39,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 32 treesize of output 27 [2024-11-08 12:23:39,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:39,906 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:40,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:40,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [35032925] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:40,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 12:23:40,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 3] total 11 [2024-11-08 12:23:40,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536970827] [2024-11-08 12:23:40,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:40,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:40,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:40,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:40,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-08 12:23:40,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:40,013 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:40,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:40,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:40,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:40,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:40,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:40,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:40,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:40,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:40,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:40,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-11-08 12:23:40,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:40,930 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:40,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:40,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1717447057, now seen corresponding path program 1 times [2024-11-08 12:23:40,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:40,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741728831] [2024-11-08 12:23:40,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:40,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:41,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:23:41,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:41,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741728831] [2024-11-08 12:23:41,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741728831] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:41,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796882769] [2024-11-08 12:23:41,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:41,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:41,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:41,032 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:41,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-08 12:23:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:41,169 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 12:23:41,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:23:41,250 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:23:41,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [796882769] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:41,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 12:23:41,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2024-11-08 12:23:41,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626997096] [2024-11-08 12:23:41,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:41,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:41,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:41,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:41,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-08 12:23:41,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:41,334 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:41,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:41,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:41,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:41,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:41,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:41,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:41,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:41,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:41,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:42,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:42,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:42,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-11-08 12:23:42,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:42,269 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:42,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:42,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1416518383, now seen corresponding path program 1 times [2024-11-08 12:23:42,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:42,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242603768] [2024-11-08 12:23:42,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:42,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:42,366 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:23:42,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:42,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242603768] [2024-11-08 12:23:42,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242603768] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:42,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [323982379] [2024-11-08 12:23:42,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:42,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:42,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:42,370 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:42,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-08 12:23:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:42,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 12:23:42,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:42,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:23:42,599 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:42,691 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:23:42,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [323982379] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:42,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 12:23:42,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2024-11-08 12:23:42,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73390004] [2024-11-08 12:23:42,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:42,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:42,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:42,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:42,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-08 12:23:42,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:42,693 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:42,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:42,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:42,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:42,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:42,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:42,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:42,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:42,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:42,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:42,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:43,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:43,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:43,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:43,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:43,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:43,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:43,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:43,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:43,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:43,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-11-08 12:23:43,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:43,783 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:43,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:43,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1841917333, now seen corresponding path program 1 times [2024-11-08 12:23:43,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:43,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167982339] [2024-11-08 12:23:43,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:43,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:43,897 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:23:43,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:43,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167982339] [2024-11-08 12:23:43,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167982339] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:43,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505331884] [2024-11-08 12:23:43,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:43,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:43,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:43,899 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:43,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-08 12:23:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:44,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 12:23:44,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:44,163 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:23:44,163 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:44,247 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:23:44,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505331884] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:44,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 12:23:44,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2024-11-08 12:23:44,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630305078] [2024-11-08 12:23:44,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:44,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:23:44,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:44,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:23:44,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-08 12:23:44,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:44,249 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:44,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:23:44,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:44,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:44,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:44,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:44,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:44,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:44,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:44,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:44,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:44,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:44,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:44,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-08 12:23:44,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:44,827 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:23:44,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:44,827 INFO L85 PathProgramCache]: Analyzing trace with hash 363157753, now seen corresponding path program 1 times [2024-11-08 12:23:44,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:44,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751768242] [2024-11-08 12:23:44,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:44,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:46,118 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:23:46,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:46,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751768242] [2024-11-08 12:23:46,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751768242] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:46,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112912580] [2024-11-08 12:23:46,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:46,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:46,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:46,121 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:46,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-08 12:23:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:46,286 INFO L255 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 12:23:46,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:46,732 INFO L349 Elim1Store]: treesize reduction 36, result has 54.4 percent of original size [2024-11-08 12:23:46,732 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 3 case distinctions, treesize of input 36 treesize of output 58 [2024-11-08 12:23:48,303 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:23:48,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 107 treesize of output 499 [2024-11-08 12:23:50,665 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:23:50,666 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:24:20,083 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:24:20,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 38 treesize of output 83 [2024-11-08 12:24:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:24:31,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1112912580] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:24:31,082 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:24:31,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 9, 8] total 28 [2024-11-08 12:24:31,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733286038] [2024-11-08 12:24:31,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:24:31,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-08 12:24:31,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:24:31,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-08 12:24:31,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=699, Unknown=7, NotChecked=0, Total=812 [2024-11-08 12:24:31,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:24:31,086 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:24:31,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 5.0344827586206895) internal successors, (146), 28 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:24:31,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:31,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:24:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:31,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:31,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:24:46,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:46,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:24:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:46,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:24:46,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-11-08 12:24:46,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:24:46,325 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:24:46,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:24:46,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1108522667, now seen corresponding path program 2 times [2024-11-08 12:24:46,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:24:46,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46424077] [2024-11-08 12:24:46,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:24:46,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:24:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:24:46,924 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:24:46,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:24:46,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46424077] [2024-11-08 12:24:46,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46424077] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:24:46,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802705157] [2024-11-08 12:24:46,926 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:24:46,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:24:46,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:24:46,928 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:24:46,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-08 12:24:47,089 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-08 12:24:47,089 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:24:47,090 INFO L255 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 12:24:47,091 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:24:48,369 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:24:48,369 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:24:49,457 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:24:49,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [802705157] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:24:49,458 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:24:49,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2024-11-08 12:24:49,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651038221] [2024-11-08 12:24:49,458 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:24:49,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 12:24:49,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:24:49,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 12:24:49,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-08 12:24:49,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:24:49,461 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:24:49,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.0) internal successors, (84), 13 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:24:49,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:49,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:49,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:49,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:49,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:49,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:24:49,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:49,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:49,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:49,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:49,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:24:49,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:24:53,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:53,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:53,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:53,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:53,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:53,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:24:53,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:53,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:53,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:53,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:53,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:24:53,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:24:53,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-11-08 12:24:53,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2024-11-08 12:24:53,569 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:24:53,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:24:53,570 INFO L85 PathProgramCache]: Analyzing trace with hash -814687235, now seen corresponding path program 3 times [2024-11-08 12:24:53,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:24:53,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434650255] [2024-11-08 12:24:53,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:24:53,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:24:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:24:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:24:54,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:24:54,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434650255] [2024-11-08 12:24:54,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434650255] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:24:54,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170535402] [2024-11-08 12:24:54,145 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-08 12:24:54,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:24:54,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:24:54,147 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:24:54,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-11-08 12:24:54,318 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-08 12:24:54,318 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:24:54,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 12:24:54,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:24:55,580 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:24:55,580 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:24:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:24:56,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170535402] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:24:56,560 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:24:56,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2024-11-08 12:24:56,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808806567] [2024-11-08 12:24:56,560 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:24:56,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 12:24:56,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:24:56,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 12:24:56,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-08 12:24:56,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:24:56,563 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:24:56,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 13 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:24:56,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:56,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:56,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:56,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:56,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:56,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:24:56,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:56,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:56,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:56,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:56,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:24:56,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:24:56,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:24:59,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:59,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:59,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:59,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:24:59,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:59,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:24:59,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:24:59,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:59,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:59,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:24:59,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:24:59,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:24:59,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:24:59,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-11-08 12:24:59,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:24:59,893 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:24:59,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:24:59,893 INFO L85 PathProgramCache]: Analyzing trace with hash 780167015, now seen corresponding path program 4 times [2024-11-08 12:24:59,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:24:59,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641280162] [2024-11-08 12:24:59,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:24:59,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:24:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:25:00,340 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:25:00,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:25:00,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641280162] [2024-11-08 12:25:00,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641280162] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:25:00,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:25:00,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:25:00,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782680079] [2024-11-08 12:25:00,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:25:00,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:25:00,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:25:00,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:25:00,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:25:00,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:25:00,343 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:25:00,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:25:00,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:25:00,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:00,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:00,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:25:00,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:25:00,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:25:00,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:25:00,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:00,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:00,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:00,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:25:00,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:25:00,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:25:00,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:25:03,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:25:03,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:03,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:03,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:25:03,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:25:03,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:25:03,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:25:03,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:03,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:03,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:03,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:25:03,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:25:03,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:25:03,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:25:03,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-08 12:25:03,083 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:25:03,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:25:03,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1782557690, now seen corresponding path program 1 times [2024-11-08 12:25:03,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:25:03,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674021711] [2024-11-08 12:25:03,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:25:03,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:25:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:25:07,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:25:07,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:25:07,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674021711] [2024-11-08 12:25:07,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674021711] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:25:07,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1113414507] [2024-11-08 12:25:07,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:25:07,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:25:07,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:25:07,015 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:25:07,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-11-08 12:25:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:25:07,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 12:25:07,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:25:11,125 INFO L349 Elim1Store]: treesize reduction 36, result has 54.4 percent of original size [2024-11-08 12:25:11,126 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 3 case distinctions, treesize of input 36 treesize of output 58 [2024-11-08 12:25:18,172 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:25:18,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 137 treesize of output 509 [2024-11-08 12:25:30,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:25:30,152 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:26:25,305 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:26:25,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 38 treesize of output 83 [2024-11-08 12:26:30,399 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:26:30,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1113414507] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:26:30,399 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:26:30,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 9, 8] total 29 [2024-11-08 12:26:30,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634757225] [2024-11-08 12:26:30,400 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:26:30,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-08 12:26:30,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:26:30,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-08 12:26:30,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=734, Unknown=15, NotChecked=0, Total=870 [2024-11-08 12:26:30,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:26:30,402 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:26:30,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 5.533333333333333) internal successors, (166), 29 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:26:30,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:26:30,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:30,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:30,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:30,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:26:55,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:26:55,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:55,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:55,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:26:55,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:26:55,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:26:55,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:26:55,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:26:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:26:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:26:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:26:55,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-11-08 12:26:55,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:26:55,543 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:26:55,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:26:55,544 INFO L85 PathProgramCache]: Analyzing trace with hash 2036355199, now seen corresponding path program 5 times [2024-11-08 12:26:55,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:26:55,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992966548] [2024-11-08 12:26:55,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:26:55,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:26:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:26:56,170 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:26:56,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:26:56,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992966548] [2024-11-08 12:26:56,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992966548] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:26:56,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064035583] [2024-11-08 12:26:56,170 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-08 12:26:56,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:26:56,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:26:56,172 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:26:56,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-08 12:26:56,354 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2024-11-08 12:26:56,355 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:26:56,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 12:26:56,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:26:57,655 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:26:57,656 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:26:58,840 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 12:26:58,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064035583] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:26:58,840 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:26:58,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2024-11-08 12:26:58,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027747284] [2024-11-08 12:26:58,840 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:26:58,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 12:26:58,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:26:58,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 12:26:58,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-08 12:26:58,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:26:58,842 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:26:58,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.428571428571429) internal successors, (76), 13 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) [2024-11-08 12:26:58,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:26:58,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:58,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:58,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:26:58,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:26:58,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:26:58,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:26:58,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:26:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:26:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:26:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:26:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:26:58,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:27:05,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:27:05,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:27:05,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:27:05,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:27:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:27:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:27:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:27:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:27:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:27:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:27:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:27:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:27:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:27:05,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:27:05,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:27:05,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:27:05,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-11-08 12:27:05,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:27:05,274 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-11-08 12:27:05,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:27:05,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1165394695, now seen corresponding path program 6 times [2024-11-08 12:27:05,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:27:05,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764330691] [2024-11-08 12:27:05,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:27:05,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:27:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:27:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 12:27:10,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:27:10,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764330691] [2024-11-08 12:27:10,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764330691] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:27:10,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1415488654] [2024-11-08 12:27:10,671 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-08 12:27:10,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:27:10,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:27:10,672 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:27:10,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a689ecc6-940c-4cbf-8e1a-dafb9c05c5fd/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-11-08 12:27:10,817 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2024-11-08 12:27:10,817 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:27:10,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-08 12:27:10,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:27:11,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-08 12:27:11,924 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:27:11,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11 treesize of output 11 [2024-11-08 12:27:15,665 INFO L349 Elim1Store]: treesize reduction 23, result has 32.4 percent of original size [2024-11-08 12:27:15,666 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 2 case distinctions, treesize of input 29 treesize of output 31 [2024-11-08 12:27:18,366 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 28 treesize of output 12 [2024-11-08 12:27:18,709 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 12:27:18,710 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:27:22,491 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:27:22,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 123 [2024-11-08 12:29:20,660 WARN L286 SmtUtils]: Spent 6.04s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 12:29:37,401 WARN L286 SmtUtils]: Spent 7.44s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 12:29:55,948 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 12:30:07,559 WARN L286 SmtUtils]: Spent 6.03s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 12:30:21,868 WARN L286 SmtUtils]: Spent 6.03s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 12:30:52,985 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse121 (* c_~bsum~0 4294967295)) (.cse122 (* c_~asum~0 4294967295))) (let ((.cse6 (mod (+ c_~asum~0 c_~bsum~0) 4294967296)) (.cse1 (mod c_~csum~0 4294967296)) (.cse38 (mod (+ .cse121 .cse122 c_~csum~0) 4294967296))) (let ((.cse21 (+ 4294967295 .cse38)) (.cse51 (+ .cse1 1)) (.cse5 (mod (+ .cse121 .cse122 4294967295 c_~csum~0) 4294967296)) (.cse3 (+ .cse6 1)) (.cse4 (= c_~C~0.offset c_~B~0.offset)) (.cse74 (= c_~B~0.base c_~C~0.base))) (and (forall ((v_z_256 Int) (v_y_256 Int)) (let ((.cse2 (* v_y_256 4294967296))) (let ((.cse0 (+ .cse1 .cse2 v_z_256))) (or (< v_z_256 0) (< 4294967295 .cse0) (< (+ .cse1 .cse2) .cse3) (= .cse0 (mod (+ c_~asum~0 (* 2 v_z_256) c_~bsum~0) 4294967296)))))) (or .cse4 (< 4294967294 (+ .cse5 .cse6))) (forall ((v_y_250 Int) (v_z_250 Int)) (let ((.cse8 (* v_y_250 4294967296))) (let ((.cse7 (+ .cse1 v_z_250 .cse8))) (or (< 4294967295 .cse7) (= .cse7 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_250)) 4294967296)) (< v_z_250 0) (< (+ .cse1 .cse8) .cse3))))) (forall ((v_z_254 Int) (v_y_254 Int)) (let ((.cse10 (* v_y_254 4294967296))) (let ((.cse9 (+ .cse1 v_z_254 .cse10))) (or (< 4294967295 .cse9) (= (mod (+ (* 2 v_z_254) c_~asum~0 c_~bsum~0) 4294967296) .cse9) (< v_z_254 0) (< (+ .cse1 .cse10) .cse3))))) (<= .cse1 (+ .cse5 1)) (forall ((v_z_334 Int) (v_y_334 Int) (v_y_120 Int)) (let ((.cse14 (* v_y_334 4294967296))) (let ((.cse11 (+ .cse14 .cse1 v_z_334)) (.cse12 (mod (+ (* 2 v_z_334) c_~asum~0 c_~bsum~0) 4294967296)) (.cse13 (* v_y_120 4294967296))) (or (= .cse11 (+ .cse12 .cse13 4294967296)) (< .cse11 4294967296) (< 4294967295 (+ .cse12 .cse13)) (< 4294967295 (+ .cse14 v_z_334)) (< v_z_334 0) (< (+ 4294967295 .cse13) (+ .cse6 v_z_334)))))) (forall ((v_y_281 Int) (v_y_113 Int) (v_z_281 Int)) (let ((.cse17 (* v_y_281 4294967296)) (.cse16 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_281)) 4294967296))) (let ((.cse15 (+ .cse16 (* v_y_113 4294967296))) (.cse18 (+ .cse1 .cse17 v_z_281))) (or (< .cse15 1) (< .cse16 (+ .cse6 v_z_281 1)) (< (+ .cse1 .cse17) .cse3) (= .cse18 .cse15) (< v_z_281 0) (< 4294967295 .cse18) (< 0 v_y_113))))) (forall ((v_z_268 Int)) (or (< v_z_268 0) (< (mod (+ (* 2 v_z_268) c_~asum~0 c_~bsum~0) 4294967296) (+ .cse5 .cse6 2 v_z_268)) (forall ((v_y_268 Int)) (let ((.cse19 (* v_y_268 4294967296))) (or (< 4294967295 (+ .cse1 v_z_268 .cse19)) (< (+ v_z_268 .cse19) 0)))))) (forall ((v_z_246 Int)) (or (< (+ .cse6 v_z_246) 4294967296) (forall ((v_y_246 Int)) (let ((.cse20 (+ .cse1 v_z_246 (* v_y_246 4294967296)))) (or (< .cse20 4294967296) (= (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_246)) 4294967296) 4294967296) .cse20) (< .cse21 .cse20)))) (< 4294967295 v_z_246))) (forall ((v_z_210 Int)) (let ((.cse22 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296))) (or (< v_z_210 0) (< .cse22 (+ .cse1 v_z_210 1)) (forall ((v_y_210 Int) (v_y_110 Int)) (let ((.cse23 (* v_y_110 4294967296)) (.cse24 (* v_y_210 4294967296))) (or (< .cse22 (+ .cse6 .cse23 v_z_210 .cse24 1)) (< (+ .cse23 4294967295) (+ .cse1 v_z_210)) (< 4294967294 (+ .cse5 .cse6 v_z_210 .cse24)) (< (+ v_z_210 .cse24) 0))))))) (forall ((v_z_207 Int)) (let ((.cse25 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_207)) 4294967296))) (or (< .cse25 (+ .cse1 v_z_207 1)) (forall ((v_y_207 Int) (v_y_110 Int)) (let ((.cse26 (* v_y_110 4294967296)) (.cse27 (* v_y_207 4294967296))) (or (< (+ 4294967295 .cse25) (+ .cse6 .cse26 v_z_207 .cse27)) (< 4294967295 (+ v_z_207 .cse27)) (< (+ .cse26 4294967295) (+ .cse1 v_z_207)) (< (+ .cse6 v_z_207 .cse27) 4294967296)))) (< v_z_207 0)))) (forall ((v_z_248 Int)) (or (forall ((v_y_248 Int)) (let ((.cse28 (* v_y_248 4294967296))) (let ((.cse29 (+ .cse1 v_z_248 .cse28)) (.cse30 (mod (+ (* 2 v_z_248) c_~asum~0 c_~bsum~0) 4294967296))) (or (< 4294967295 (+ v_z_248 .cse28)) (< (+ .cse1 .cse28) .cse3) (= .cse29 .cse30) (= .cse29 (+ 4294967296 .cse30)))))) (< v_z_248 0))) (forall ((v_z_252 Int)) (or (forall ((v_y_252 Int)) (let ((.cse31 (* v_y_252 4294967296))) (let ((.cse32 (+ .cse1 v_z_252 .cse31))) (or (< 4294967295 (+ v_z_252 .cse31)) (= .cse32 (+ (mod (+ (* 2 v_z_252) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< (+ .cse1 .cse31) .cse3) (< .cse32 4294967296))))) (< v_z_252 0) (< 4294967295 v_z_252))) (forall ((v_z_231 Int)) (let ((.cse34 (+ .cse1 v_z_231))) (or (< 4294967295 v_z_231) (forall ((v_y_231 Int)) (let ((.cse33 (* v_y_231 4294967296))) (or (< 4294967295 (+ .cse6 .cse33 v_z_231)) (< (+ .cse33 v_z_231) 0)))) (< .cse34 4294967296) (= .cse34 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296) 4294967296))))) (forall ((v_z_248 Int) (v_y_248 Int)) (let ((.cse37 (* v_y_248 4294967296))) (let ((.cse35 (+ .cse1 v_z_248 .cse37)) (.cse36 (mod (+ (* 2 v_z_248) c_~asum~0 c_~bsum~0) 4294967296))) (or (< .cse21 .cse35) (< 4294967295 v_z_248) (< (+ .cse6 v_z_248) 4294967296) (= .cse35 .cse36) (< (+ v_z_248 .cse37) 0) (= .cse35 (+ 4294967296 .cse36)))))) (<= .cse38 .cse1) (forall ((v_y_235 Int)) (let ((.cse39 (* v_y_235 4294967296))) (or (= .cse1 (+ .cse6 .cse39)) (forall ((v_z_235 Int)) (let ((.cse42 (+ .cse1 v_z_235)) (.cse41 (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296)) (.cse40 (+ .cse39 v_z_235))) (or (< 4294967295 .cse40) (= .cse41 .cse42) (= .cse42 (+ .cse41 4294967296)) (< v_z_235 0) (< .cse40 0) (< 4294967295 v_z_235))))))) (forall ((v_z_242 Int)) (or (< 4294967295 (+ .cse6 v_z_242)) (< v_z_242 0) (forall ((v_y_242 Int)) (let ((.cse43 (* v_y_242 4294967296))) (let ((.cse44 (+ .cse43 .cse1 v_z_242))) (or (< 4294967295 (+ .cse43 v_z_242)) (= (+ (mod (+ (* 2 v_z_242) c_~asum~0 c_~bsum~0) 4294967296) 4294967296) .cse44) (< .cse44 4294967296))))))) (forall ((v_z_242 Int)) (or (forall ((v_y_242 Int)) (let ((.cse46 (* v_y_242 4294967296))) (let ((.cse45 (+ .cse46 .cse1 v_z_242))) (or (< .cse21 .cse45) (< 4294967295 (+ .cse46 v_z_242)) (= (+ (mod (+ (* 2 v_z_242) c_~asum~0 c_~bsum~0) 4294967296) 4294967296) .cse45) (< .cse45 4294967296))))) (< v_z_242 0) (< 4294967295 v_z_242))) (forall ((v_z_221 Int) (v_y_221 Int)) (let ((.cse48 (* v_y_221 4294967296)) (.cse47 (+ .cse1 v_z_221))) (or (< 4294967295 .cse47) (< (+ v_z_221 .cse48) 0) (< .cse1 (+ .cse6 .cse48 1)) (= (mod (+ (* 2 v_z_221) c_~asum~0 c_~bsum~0) 4294967296) .cse47)))) (forall ((v_z_210 Int)) (or (< v_z_210 0) (forall ((v_y_210 Int)) (let ((.cse50 (* v_y_210 4294967296))) (or (forall ((v_y_110 Int)) (let ((.cse49 (* v_y_110 4294967296))) (or (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296) (+ .cse6 .cse49 v_z_210 .cse50 1)) (< (+ .cse49 4294967295) (+ .cse1 v_z_210)) (< (+ .cse6 .cse49 .cse50) .cse51)))) (< (+ v_z_210 .cse50) 0)))))) (forall ((v_z_231 Int)) (let ((.cse52 (+ .cse1 v_z_231))) (or (= .cse52 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296)) (< v_z_231 0) (forall ((v_y_231 Int)) (let ((.cse53 (* v_y_231 4294967296))) (or (= .cse1 (+ .cse6 .cse53)) (< 4294967295 (+ .cse6 .cse53 v_z_231)) (< (+ .cse53 v_z_231) 0)))) (< 4294967295 .cse52)))) (forall ((v_z_210 Int) (v_y_210 Int) (v_y_110 Int)) (let ((.cse55 (* v_y_110 4294967296)) (.cse54 (+ .cse1 v_z_210)) (.cse56 (* v_y_210 4294967296))) (or (< .cse54 4294967296) (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296) (+ .cse6 .cse55 v_z_210 .cse56 1)) (< 4294967295 v_z_210) (< (+ .cse55 8589934591) .cse54) (< (+ v_z_210 .cse56) 0)))) (forall ((v_z_207 Int)) (or (< (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_207)) 4294967296) .cse38) (+ .cse1 v_z_207 1)) (forall ((v_y_207 Int)) (let ((.cse57 (* v_y_207 4294967296))) (or (< 4294967295 (+ v_z_207 .cse57)) (< (+ .cse6 v_z_207 .cse57) 4294967296)))) (< (+ .cse1 v_z_207) 4294967296) (< 4294967295 v_z_207))) (forall ((v_y_235 Int)) (let ((.cse60 (* v_y_235 4294967296))) (or (forall ((v_z_235 Int)) (let ((.cse59 (+ .cse1 v_z_235)) (.cse58 (+ .cse60 v_z_235))) (or (< 4294967295 .cse58) (= (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296) .cse59) (< 4294967295 .cse59) (< v_z_235 0) (< .cse58 0)))) (= .cse1 (+ .cse6 .cse60))))) (or (< 4294967294 .cse5) (and (forall ((v_z_265 Int) (v_y_265 Int)) (let ((.cse61 (* v_y_265 4294967296))) (or (< 4294967295 v_z_265) (< (+ .cse61 .cse1 v_z_265) 4294967296) (< v_z_265 0) (< (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_265)) 4294967296) .cse38) (+ .cse61 .cse1 v_z_265 1))))) (forall ((v_z_265 Int) (v_y_265 Int)) (let ((.cse62 (* v_y_265 4294967296))) (or (< 4294967295 (+ .cse6 v_z_265)) (< (+ .cse62 .cse1 v_z_265) 4294967296) (< v_z_265 0) (< (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_265)) 4294967296) .cse38) (+ .cse62 .cse1 v_z_265 1))))))) (forall ((v_z_204 Int)) (or (< v_z_204 0) (forall ((v_y_204 Int)) (let ((.cse63 (* v_y_204 4294967296))) (or (forall ((v_y_110 Int)) (let ((.cse64 (* v_y_110 4294967296))) (or (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse63 .cse6 .cse64 v_z_204 1)) (< (+ .cse64 4294967295) (+ .cse1 v_z_204)) (< (+ .cse63 .cse6 .cse64) .cse51)))) (< (+ .cse63 v_z_204) 0)))))) (forall ((v_z_227 Int)) (let ((.cse65 (+ .cse1 v_z_227))) (or (= .cse65 (+ 4294967296 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_227)) 4294967296))) (< 4294967295 v_z_227) (forall ((v_y_227 Int)) (let ((.cse66 (* v_y_227 4294967296))) (or (< (+ .cse66 .cse6 v_z_227) 4294967296) (< 4294967295 (+ .cse66 v_z_227)) (= .cse1 (+ .cse66 .cse6))))) (< .cse65 4294967296)))) (forall ((v_z_273 Int) (v_y_273 Int) (v_y_113 Int)) (let ((.cse68 (* v_y_273 4294967296))) (let ((.cse67 (+ .cse68 .cse1 v_z_273)) (.cse69 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_273)) 4294967296) (* v_y_113 4294967296)))) (or (< 4294967295 .cse67) (< v_z_273 0) (< (+ .cse68 .cse1) .cse3) (= .cse69 .cse67) (< .cse69 (+ .cse6 v_z_273 1)) (< 0 v_y_113))))) (forall ((v_z_246 Int)) (or (< v_z_246 0) (forall ((v_y_246 Int)) (let ((.cse71 (* v_y_246 4294967296))) (let ((.cse70 (+ .cse1 v_z_246 .cse71))) (or (< .cse70 4294967296) (= (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_246)) 4294967296) 4294967296) .cse70) (< 4294967295 (+ v_z_246 .cse71)))))) (< 4294967295 (+ .cse6 v_z_246)))) (forall ((v_z_227 Int)) (let ((.cse73 (+ .cse1 v_z_227))) (or (forall ((v_y_227 Int)) (let ((.cse72 (* v_y_227 4294967296))) (or (< (+ .cse72 .cse6 v_z_227) 4294967296) (< 4294967295 (+ .cse72 v_z_227))))) (< v_z_227 0) (= .cse73 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_227)) 4294967296)) (< 4294967295 .cse73)))) (or (= .cse1 .cse6) .cse74) (= c_thread1Thread1of1ForFork0_~i~0 0) (forall ((v_y_338 Int) (v_z_338 Int) (v_y_120 Int)) (let ((.cse75 (* v_y_120 4294967296)) (.cse77 (mod (+ (* 2 v_z_338) c_~asum~0 c_~bsum~0) 4294967296)) (.cse78 (* v_y_338 4294967296))) (let ((.cse76 (+ .cse1 v_z_338 .cse78)) (.cse79 (+ .cse75 .cse77))) (or (< v_z_338 0) (< (+ 4294967295 .cse75 .cse38) .cse76) (= .cse76 (+ .cse75 4294967296 .cse77)) (< (+ .cse1 .cse78) .cse3) (= .cse79 .cse76) (< 4294967295 .cse79))))) (forall ((v_z_204 Int)) (or (< v_z_204 0) (forall ((v_y_204 Int)) (let ((.cse80 (* v_y_204 4294967296))) (or (forall ((v_y_110 Int)) (let ((.cse81 (* v_y_110 4294967296))) (or (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse80 .cse5 .cse6 .cse81 2 v_z_204)) (< (+ .cse81 4294967295) (+ .cse1 v_z_204))))) (< (+ .cse80 v_z_204) 0)))))) (forall ((v_z_231 Int)) (let ((.cse82 (+ .cse1 v_z_231)) (.cse83 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296))) (or (= .cse82 .cse83) (< v_z_231 0) (forall ((v_y_231 Int)) (let ((.cse84 (* v_y_231 4294967296))) (or (= .cse1 (+ .cse6 .cse84)) (< 4294967295 (+ .cse6 .cse84 v_z_231)) (< (+ .cse84 v_z_231) 0)))) (< 4294967295 v_z_231) (= .cse82 (+ .cse83 4294967296))))) (forall ((v_z_266 Int) (v_y_110 Int)) (let ((.cse85 (* v_y_110 4294967296))) (or (< (mod (+ (* 2 v_z_266) c_~asum~0 c_~bsum~0) 4294967296) (+ .cse6 .cse85 v_z_266 1)) (< (+ .cse6 .cse85 v_z_266) (+ (mod (+ c_~asum~0 c_~bsum~0 4294967295 (* 4294967295 c_~csum~0)) 4294967296) 1)) (< 4294967295 v_z_266) (< v_z_266 0)))) (forall ((v_z_207 Int)) (let ((.cse87 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_207)) 4294967296)) (.cse86 (+ .cse1 v_z_207))) (or (< .cse86 4294967296) (< 4294967295 v_z_207) (< .cse87 1) (forall ((v_y_207 Int)) (let ((.cse88 (* v_y_207 4294967296))) (or (< 4294967295 (+ v_z_207 .cse88)) (forall ((v_y_110 Int)) (let ((.cse89 (* v_y_110 4294967296))) (or (< (+ 4294967294 .cse87) (+ .cse5 .cse6 .cse89 v_z_207 .cse88)) (< (+ .cse89 8589934591) .cse86)))) (< (+ .cse6 v_z_207 .cse88) 4294967296))))))) (forall ((v_y_235 Int)) (let ((.cse90 (* v_y_235 4294967296))) (or (= .cse1 (+ .cse6 .cse90)) (forall ((v_z_235 Int)) (let ((.cse91 (+ .cse90 v_z_235)) (.cse92 (+ .cse1 v_z_235))) (or (< 4294967295 .cse91) (= .cse92 (+ (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< .cse91 0) (< .cse92 4294967296) (< 4294967295 v_z_235))))))) (forall ((v_z_219 Int)) (let ((.cse93 (+ .cse1 v_z_219))) (or (= (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_219)) 4294967296) .cse93) (< v_z_219 0) (forall ((v_y_219 Int)) (let ((.cse94 (* v_y_219 4294967296))) (or (< (+ .cse6 .cse94 v_z_219) 4294967296) (< 4294967295 (+ .cse94 v_z_219))))) (< 4294967295 .cse93) (< .cse93 1)))) (forall ((v_z_227 Int)) (let ((.cse95 (+ .cse1 v_z_227)) (.cse96 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_227)) 4294967296))) (or (= .cse95 (+ 4294967296 .cse96)) (< v_z_227 0) (= .cse95 .cse96) (< 4294967295 v_z_227) (forall ((v_y_227 Int)) (let ((.cse97 (* v_y_227 4294967296))) (or (< (+ .cse97 .cse6 v_z_227) 4294967296) (< 4294967295 (+ .cse97 v_z_227)) (= .cse1 (+ .cse97 .cse6)))))))) (forall ((v_y_270 Int) (v_y_113 Int) (v_z_270 Int)) (let ((.cse99 (* v_y_113 4294967296)) (.cse100 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_270)) 4294967296)) (.cse98 (* v_y_270 4294967296))) (or (< (+ .cse1 .cse98) .cse3) (< (+ .cse99 .cse38 .cse100) (+ .cse1 v_z_270 .cse98 1)) (< v_z_270 0) (= (+ .cse99 .cse100) (+ .cse1 v_z_270 .cse98)) (< 0 v_y_113)))) (forall ((v_z_331 Int) (v_y_331 Int) (v_y_120 Int)) (let ((.cse102 (* v_y_120 4294967296)) (.cse101 (* v_y_331 4294967296))) (let ((.cse103 (+ .cse1 v_z_331 .cse101)) (.cse104 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_331)) 4294967296) .cse102))) (or (< (+ .cse1 .cse101) .cse3) (< (+ 4294967295 .cse102) (+ .cse6 v_z_331)) (< 4294967295 .cse103) (< 4294967295 .cse104) (< v_z_331 0) (= .cse103 .cse104))))) (forall ((v_z_252 Int)) (or (< 4294967295 (+ .cse6 v_z_252)) (forall ((v_y_252 Int)) (let ((.cse105 (* v_y_252 4294967296))) (let ((.cse106 (+ .cse1 v_z_252 .cse105))) (or (< 4294967295 (+ v_z_252 .cse105)) (= .cse106 (+ (mod (+ (* 2 v_z_252) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< .cse106 4294967296))))) (< v_z_252 0))) (forall ((v_z_333 Int) (v_y_333 Int) (v_y_120 Int)) (let ((.cse107 (* v_y_120 4294967296)) (.cse108 (* v_y_333 4294967296))) (let ((.cse109 (+ .cse1 v_z_333 .cse108)) (.cse110 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_333)) 4294967296) .cse107))) (or (< (+ 4294967295 .cse107) (+ .cse6 v_z_333)) (< (+ .cse1 .cse108) .cse3) (< 4294967295 .cse109) (< 4294967295 .cse110) (< v_z_333 0) (= .cse109 .cse110))))) (forall ((v_z_204 Int) (v_y_204 Int) (v_y_110 Int)) (let ((.cse112 (+ .cse1 v_z_204)) (.cse111 (* v_y_110 4294967296)) (.cse113 (* v_y_204 4294967296))) (or (< (+ .cse111 8589934591) .cse112) (< .cse112 4294967296) (< 4294967295 v_z_204) (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse113 .cse6 .cse111 v_z_204 1)) (< (+ .cse113 v_z_204) 0)))) (or (not .cse4) (not .cse74) (and (forall ((v_z_236 Int)) (let ((.cse114 (+ .cse1 v_z_236))) (or (= .cse114 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296)) (< v_z_236 0) (< 4294967295 .cse114)))) (forall ((v_z_236 Int)) (let ((.cse115 (+ .cse1 v_z_236))) (or (< 4294967295 v_z_236) (< .cse115 4294967296) (= .cse115 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296) 4294967296))))) (forall ((v_z_236 Int)) (let ((.cse116 (+ .cse1 v_z_236)) (.cse117 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296))) (or (= .cse116 .cse117) (< v_z_236 0) (< 4294967295 v_z_236) (= .cse116 (+ .cse117 4294967296))))))) (forall ((v_z_268 Int)) (let ((.cse120 (mod (+ (* 2 v_z_268) c_~asum~0 c_~bsum~0) 4294967296))) (or (< 4294967295 v_z_268) (forall ((v_y_110 Int)) (let ((.cse119 (* v_y_110 4294967296))) (or (forall ((v_y_268 Int)) (let ((.cse118 (* v_y_268 4294967296))) (or (< 4294967295 (+ .cse1 v_z_268 .cse118)) (< (+ .cse1 .cse119 v_z_268 .cse118) (+ .cse120 1))))) (< .cse120 (+ .cse6 .cse119 v_z_268 1))))) (< .cse120 1) (< v_z_268 0)))))))) is different from false [2024-11-08 12:31:13,126 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse6 (mod (+ c_~asum~0 c_~bsum~0) 4294967296)) (.cse92 (* c_~bsum~0 4294967295)) (.cse93 (* c_~asum~0 4294967295))) (let ((.cse5 (mod (+ .cse92 .cse93 4294967295 c_~csum~0) 4294967296)) (.cse26 (mod (+ .cse92 .cse93 c_~csum~0) 4294967296)) (.cse3 (+ .cse6 1)) (.cse4 (= c_~C~0.offset c_~B~0.offset)) (.cse53 (= c_~B~0.base c_~C~0.base)) (.cse1 (mod c_~csum~0 4294967296))) (and (forall ((v_z_256 Int) (v_y_256 Int)) (let ((.cse2 (* v_y_256 4294967296))) (let ((.cse0 (+ .cse1 .cse2 v_z_256))) (or (< v_z_256 0) (< 4294967295 .cse0) (< (+ .cse1 .cse2) .cse3) (= .cse0 (mod (+ c_~asum~0 (* 2 v_z_256) c_~bsum~0) 4294967296)))))) (or .cse4 (< 4294967294 (+ .cse5 .cse6))) (forall ((v_y_250 Int) (v_z_250 Int)) (let ((.cse8 (* v_y_250 4294967296))) (let ((.cse7 (+ .cse1 v_z_250 .cse8))) (or (< 4294967295 .cse7) (= .cse7 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_250)) 4294967296)) (< v_z_250 0) (< (+ .cse1 .cse8) .cse3))))) (forall ((v_z_254 Int) (v_y_254 Int)) (let ((.cse10 (* v_y_254 4294967296))) (let ((.cse9 (+ .cse1 v_z_254 .cse10))) (or (< 4294967295 .cse9) (= (mod (+ (* 2 v_z_254) c_~asum~0 c_~bsum~0) 4294967296) .cse9) (< v_z_254 0) (< (+ .cse1 .cse10) .cse3))))) (<= .cse1 (+ .cse5 1)) (forall ((v_z_334 Int) (v_y_334 Int) (v_y_120 Int)) (let ((.cse14 (* v_y_334 4294967296))) (let ((.cse11 (+ .cse14 .cse1 v_z_334)) (.cse12 (mod (+ (* 2 v_z_334) c_~asum~0 c_~bsum~0) 4294967296)) (.cse13 (* v_y_120 4294967296))) (or (= .cse11 (+ .cse12 .cse13 4294967296)) (< .cse11 4294967296) (< 4294967295 (+ .cse12 .cse13)) (< 4294967295 (+ .cse14 v_z_334)) (< v_z_334 0) (< (+ 4294967295 .cse13) (+ .cse6 v_z_334)))))) (forall ((v_y_281 Int) (v_y_113 Int) (v_z_281 Int)) (let ((.cse17 (* v_y_281 4294967296)) (.cse16 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_281)) 4294967296))) (let ((.cse15 (+ .cse16 (* v_y_113 4294967296))) (.cse18 (+ .cse1 .cse17 v_z_281))) (or (< .cse15 1) (< .cse16 (+ .cse6 v_z_281 1)) (< (+ .cse1 .cse17) .cse3) (= .cse18 .cse15) (< v_z_281 0) (< 4294967295 .cse18) (< 0 v_y_113))))) (forall ((v_z_268 Int)) (or (< v_z_268 0) (< (mod (+ (* 2 v_z_268) c_~asum~0 c_~bsum~0) 4294967296) (+ .cse5 .cse6 2 v_z_268)) (forall ((v_y_268 Int)) (let ((.cse19 (* v_y_268 4294967296))) (or (< 4294967295 (+ .cse1 v_z_268 .cse19)) (< (+ v_z_268 .cse19) 0)))))) (forall ((v_z_210 Int)) (let ((.cse20 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296))) (or (< v_z_210 0) (< .cse20 (+ .cse1 v_z_210 1)) (forall ((v_y_210 Int) (v_y_110 Int)) (let ((.cse21 (* v_y_110 4294967296)) (.cse22 (* v_y_210 4294967296))) (or (< .cse20 (+ .cse6 .cse21 v_z_210 .cse22 1)) (< (+ .cse21 4294967295) (+ .cse1 v_z_210)) (< 4294967294 (+ .cse5 .cse6 v_z_210 .cse22)) (< (+ v_z_210 .cse22) 0))))))) (forall ((v_z_248 Int)) (or (forall ((v_y_248 Int)) (let ((.cse23 (* v_y_248 4294967296))) (let ((.cse24 (+ .cse1 v_z_248 .cse23)) (.cse25 (mod (+ (* 2 v_z_248) c_~asum~0 c_~bsum~0) 4294967296))) (or (< 4294967295 (+ v_z_248 .cse23)) (< (+ .cse1 .cse23) .cse3) (= .cse24 .cse25) (= .cse24 (+ 4294967296 .cse25)))))) (< v_z_248 0))) (forall ((v_z_242 Int)) (or (forall ((v_y_242 Int)) (let ((.cse27 (+ (* v_y_242 4294967296) .cse1 v_z_242))) (or (< (+ 4294967295 .cse26) .cse27) (= (+ (mod (+ (* 2 v_z_242) c_~asum~0 c_~bsum~0) 4294967296) 4294967296) .cse27) (< .cse27 4294967296)))) (< v_z_242 0) (< 4294967295 v_z_242))) (forall ((v_z_252 Int)) (or (forall ((v_y_252 Int)) (let ((.cse28 (* v_y_252 4294967296))) (let ((.cse29 (+ .cse1 v_z_252 .cse28))) (or (< 4294967295 (+ v_z_252 .cse28)) (= .cse29 (+ (mod (+ (* 2 v_z_252) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< (+ .cse1 .cse28) .cse3) (< .cse29 4294967296))))) (< v_z_252 0) (< 4294967295 v_z_252))) (forall ((v_z_231 Int)) (let ((.cse31 (+ .cse1 v_z_231))) (or (< 4294967295 v_z_231) (forall ((v_y_231 Int)) (let ((.cse30 (* v_y_231 4294967296))) (or (< 4294967295 (+ .cse6 .cse30 v_z_231)) (< (+ .cse30 v_z_231) 0)))) (< .cse31 4294967296) (= .cse31 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296) 4294967296))))) (<= .cse26 .cse1) (forall ((v_y_235 Int)) (let ((.cse32 (* v_y_235 4294967296))) (or (= .cse1 (+ .cse6 .cse32)) (forall ((v_z_235 Int)) (let ((.cse35 (+ .cse1 v_z_235)) (.cse34 (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296)) (.cse33 (+ .cse32 v_z_235))) (or (< 4294967295 .cse33) (= .cse34 .cse35) (= .cse35 (+ .cse34 4294967296)) (< v_z_235 0) (< .cse33 0) (< 4294967295 v_z_235))))))) (forall ((v_z_242 Int)) (or (< 4294967295 (+ .cse6 v_z_242)) (< v_z_242 0) (forall ((v_y_242 Int)) (let ((.cse36 (* v_y_242 4294967296))) (let ((.cse37 (+ .cse36 .cse1 v_z_242))) (or (< 4294967295 (+ .cse36 v_z_242)) (= (+ (mod (+ (* 2 v_z_242) c_~asum~0 c_~bsum~0) 4294967296) 4294967296) .cse37) (< .cse37 4294967296))))))) (forall ((v_z_231 Int)) (let ((.cse38 (+ .cse1 v_z_231))) (or (= .cse38 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296)) (< v_z_231 0) (forall ((v_y_231 Int)) (let ((.cse39 (* v_y_231 4294967296))) (or (= .cse1 (+ .cse6 .cse39)) (< 4294967295 (+ .cse6 .cse39 v_z_231)) (< (+ .cse39 v_z_231) 0)))) (< 4294967295 .cse38)))) (forall ((v_z_210 Int) (v_y_210 Int) (v_y_110 Int)) (let ((.cse41 (* v_y_110 4294967296)) (.cse40 (+ .cse1 v_z_210)) (.cse42 (* v_y_210 4294967296))) (or (< .cse40 4294967296) (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296) (+ .cse6 .cse41 v_z_210 .cse42 1)) (< 4294967295 v_z_210) (< (+ .cse41 8589934591) .cse40) (< (+ v_z_210 .cse42) 0)))) (forall ((v_y_235 Int)) (let ((.cse45 (* v_y_235 4294967296))) (or (forall ((v_z_235 Int)) (let ((.cse44 (+ .cse1 v_z_235)) (.cse43 (+ .cse45 v_z_235))) (or (< 4294967295 .cse43) (= (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296) .cse44) (< 4294967295 .cse44) (< v_z_235 0) (< .cse43 0)))) (= .cse1 (+ .cse6 .cse45))))) (or (< 4294967294 .cse5) (and (forall ((v_z_265 Int) (v_y_265 Int)) (let ((.cse46 (* v_y_265 4294967296))) (or (< 4294967295 v_z_265) (< (+ .cse46 .cse1 v_z_265) 4294967296) (< v_z_265 0) (< (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_265)) 4294967296) .cse26) (+ .cse46 .cse1 v_z_265 1))))) (forall ((v_z_265 Int) (v_y_265 Int)) (let ((.cse47 (* v_y_265 4294967296))) (or (< 4294967295 (+ .cse6 v_z_265)) (< (+ .cse47 .cse1 v_z_265) 4294967296) (< v_z_265 0) (< (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_265)) 4294967296) .cse26) (+ .cse47 .cse1 v_z_265 1))))))) (forall ((v_z_273 Int) (v_y_273 Int) (v_y_113 Int)) (let ((.cse49 (* v_y_273 4294967296))) (let ((.cse48 (+ .cse49 .cse1 v_z_273)) (.cse50 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_273)) 4294967296) (* v_y_113 4294967296)))) (or (< 4294967295 .cse48) (< v_z_273 0) (< (+ .cse49 .cse1) .cse3) (= .cse50 .cse48) (< .cse50 (+ .cse6 v_z_273 1)) (< 0 v_y_113))))) (forall ((v_z_246 Int)) (or (< v_z_246 0) (forall ((v_y_246 Int)) (let ((.cse52 (* v_y_246 4294967296))) (let ((.cse51 (+ .cse1 v_z_246 .cse52))) (or (< .cse51 4294967296) (= (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_246)) 4294967296) 4294967296) .cse51) (< 4294967295 (+ v_z_246 .cse52)))))) (< 4294967295 (+ .cse6 v_z_246)))) (or (= .cse1 .cse6) .cse53) (= c_thread1Thread1of1ForFork0_~i~0 0) (forall ((v_y_338 Int) (v_z_338 Int) (v_y_120 Int)) (let ((.cse54 (* v_y_120 4294967296)) (.cse56 (mod (+ (* 2 v_z_338) c_~asum~0 c_~bsum~0) 4294967296)) (.cse57 (* v_y_338 4294967296))) (let ((.cse55 (+ .cse1 v_z_338 .cse57)) (.cse58 (+ .cse54 .cse56))) (or (< v_z_338 0) (< (+ 4294967295 .cse54 .cse26) .cse55) (= .cse55 (+ .cse54 4294967296 .cse56)) (< (+ .cse1 .cse57) .cse3) (= .cse58 .cse55) (< 4294967295 .cse58))))) (forall ((v_z_221 Int)) (let ((.cse59 (+ .cse1 v_z_221))) (or (< 4294967295 .cse59) (< .cse59 (+ .cse5 .cse6 1)) (= (mod (+ (* 2 v_z_221) c_~asum~0 c_~bsum~0) 4294967296) .cse59)))) (forall ((v_z_204 Int)) (or (< v_z_204 0) (forall ((v_y_204 Int)) (let ((.cse60 (* v_y_204 4294967296))) (or (forall ((v_y_110 Int)) (let ((.cse61 (* v_y_110 4294967296))) (or (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse60 .cse5 .cse6 .cse61 2 v_z_204)) (< (+ .cse61 4294967295) (+ .cse1 v_z_204))))) (< (+ .cse60 v_z_204) 0)))))) (forall ((v_z_231 Int)) (let ((.cse62 (+ .cse1 v_z_231)) (.cse63 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296))) (or (= .cse62 .cse63) (< v_z_231 0) (forall ((v_y_231 Int)) (let ((.cse64 (* v_y_231 4294967296))) (or (= .cse1 (+ .cse6 .cse64)) (< 4294967295 (+ .cse6 .cse64 v_z_231)) (< (+ .cse64 v_z_231) 0)))) (< 4294967295 v_z_231) (= .cse62 (+ .cse63 4294967296))))) (forall ((v_z_266 Int) (v_y_110 Int)) (let ((.cse65 (* v_y_110 4294967296))) (or (< (mod (+ (* 2 v_z_266) c_~asum~0 c_~bsum~0) 4294967296) (+ .cse6 .cse65 v_z_266 1)) (< (+ .cse6 .cse65 v_z_266) (+ (mod (+ c_~asum~0 c_~bsum~0 4294967295 (* 4294967295 c_~csum~0)) 4294967296) 1)) (< 4294967295 v_z_266) (< v_z_266 0)))) (forall ((v_y_235 Int)) (let ((.cse66 (* v_y_235 4294967296))) (or (= .cse1 (+ .cse6 .cse66)) (forall ((v_z_235 Int)) (let ((.cse67 (+ .cse66 v_z_235)) (.cse68 (+ .cse1 v_z_235))) (or (< 4294967295 .cse67) (= .cse68 (+ (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< .cse67 0) (< .cse68 4294967296) (< 4294967295 v_z_235))))))) (forall ((v_y_270 Int) (v_y_113 Int) (v_z_270 Int)) (let ((.cse70 (* v_y_113 4294967296)) (.cse71 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_270)) 4294967296)) (.cse69 (* v_y_270 4294967296))) (or (< (+ .cse1 .cse69) .cse3) (< (+ .cse70 .cse26 .cse71) (+ .cse1 v_z_270 .cse69 1)) (< v_z_270 0) (= (+ .cse70 .cse71) (+ .cse1 v_z_270 .cse69)) (< 0 v_y_113)))) (forall ((v_z_331 Int) (v_y_331 Int) (v_y_120 Int)) (let ((.cse73 (* v_y_120 4294967296)) (.cse72 (* v_y_331 4294967296))) (let ((.cse74 (+ .cse1 v_z_331 .cse72)) (.cse75 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_331)) 4294967296) .cse73))) (or (< (+ .cse1 .cse72) .cse3) (< (+ 4294967295 .cse73) (+ .cse6 v_z_331)) (< 4294967295 .cse74) (< 4294967295 .cse75) (< v_z_331 0) (= .cse74 .cse75))))) (forall ((v_z_252 Int)) (or (< 4294967295 (+ .cse6 v_z_252)) (forall ((v_y_252 Int)) (let ((.cse76 (* v_y_252 4294967296))) (let ((.cse77 (+ .cse1 v_z_252 .cse76))) (or (< 4294967295 (+ v_z_252 .cse76)) (= .cse77 (+ (mod (+ (* 2 v_z_252) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< .cse77 4294967296))))) (< v_z_252 0))) (forall ((v_z_333 Int) (v_y_333 Int) (v_y_120 Int)) (let ((.cse78 (* v_y_120 4294967296)) (.cse79 (* v_y_333 4294967296))) (let ((.cse80 (+ .cse1 v_z_333 .cse79)) (.cse81 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_333)) 4294967296) .cse78))) (or (< (+ 4294967295 .cse78) (+ .cse6 v_z_333)) (< (+ .cse1 .cse79) .cse3) (< 4294967295 .cse80) (< 4294967295 .cse81) (< v_z_333 0) (= .cse80 .cse81))))) (forall ((v_z_204 Int) (v_y_204 Int) (v_y_110 Int)) (let ((.cse83 (+ .cse1 v_z_204)) (.cse82 (* v_y_110 4294967296)) (.cse84 (* v_y_204 4294967296))) (or (< (+ .cse82 8589934591) .cse83) (< .cse83 4294967296) (< 4294967295 v_z_204) (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse84 .cse6 .cse82 v_z_204 1)) (< (+ .cse84 v_z_204) 0)))) (or (not .cse4) (not .cse53) (and (forall ((v_z_236 Int)) (let ((.cse85 (+ .cse1 v_z_236))) (or (= .cse85 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296)) (< v_z_236 0) (< 4294967295 .cse85)))) (forall ((v_z_236 Int)) (let ((.cse86 (+ .cse1 v_z_236))) (or (< 4294967295 v_z_236) (< .cse86 4294967296) (= .cse86 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296) 4294967296))))) (forall ((v_z_236 Int)) (let ((.cse87 (+ .cse1 v_z_236)) (.cse88 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296))) (or (= .cse87 .cse88) (< v_z_236 0) (< 4294967295 v_z_236) (= .cse87 (+ .cse88 4294967296))))))) (forall ((v_z_268 Int)) (let ((.cse91 (mod (+ (* 2 v_z_268) c_~asum~0 c_~bsum~0) 4294967296))) (or (< 4294967295 v_z_268) (forall ((v_y_110 Int)) (let ((.cse90 (* v_y_110 4294967296))) (or (forall ((v_y_268 Int)) (let ((.cse89 (* v_y_268 4294967296))) (or (< 4294967295 (+ .cse1 v_z_268 .cse89)) (< (+ .cse1 .cse90 v_z_268 .cse89) (+ .cse91 1))))) (< .cse91 (+ .cse6 .cse90 v_z_268 1))))) (< .cse91 1) (< v_z_268 0))))))) is different from false [2024-11-08 12:31:46,370 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse6 (mod (+ c_~asum~0 c_~bsum~0) 4294967296)) (.cse92 (* c_~bsum~0 4294967295)) (.cse93 (* c_~asum~0 4294967295))) (let ((.cse5 (mod (+ .cse92 .cse93 4294967295 c_~csum~0) 4294967296)) (.cse26 (mod (+ .cse92 .cse93 c_~csum~0) 4294967296)) (.cse3 (+ .cse6 1)) (.cse4 (= c_~C~0.offset c_~B~0.offset)) (.cse53 (= c_~B~0.base c_~C~0.base)) (.cse1 (mod c_~csum~0 4294967296))) (and (forall ((v_z_256 Int) (v_y_256 Int)) (let ((.cse2 (* v_y_256 4294967296))) (let ((.cse0 (+ .cse1 .cse2 v_z_256))) (or (< v_z_256 0) (< 4294967295 .cse0) (< (+ .cse1 .cse2) .cse3) (= .cse0 (mod (+ c_~asum~0 (* 2 v_z_256) c_~bsum~0) 4294967296)))))) (or .cse4 (< 4294967294 (+ .cse5 .cse6))) (forall ((v_y_250 Int) (v_z_250 Int)) (let ((.cse8 (* v_y_250 4294967296))) (let ((.cse7 (+ .cse1 v_z_250 .cse8))) (or (< 4294967295 .cse7) (= .cse7 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_250)) 4294967296)) (< v_z_250 0) (< (+ .cse1 .cse8) .cse3))))) (forall ((v_z_254 Int) (v_y_254 Int)) (let ((.cse10 (* v_y_254 4294967296))) (let ((.cse9 (+ .cse1 v_z_254 .cse10))) (or (< 4294967295 .cse9) (= (mod (+ (* 2 v_z_254) c_~asum~0 c_~bsum~0) 4294967296) .cse9) (< v_z_254 0) (< (+ .cse1 .cse10) .cse3))))) (<= .cse1 (+ .cse5 1)) (forall ((v_z_334 Int) (v_y_334 Int) (v_y_120 Int)) (let ((.cse14 (* v_y_334 4294967296))) (let ((.cse11 (+ .cse14 .cse1 v_z_334)) (.cse12 (mod (+ (* 2 v_z_334) c_~asum~0 c_~bsum~0) 4294967296)) (.cse13 (* v_y_120 4294967296))) (or (= .cse11 (+ .cse12 .cse13 4294967296)) (< .cse11 4294967296) (< 4294967295 (+ .cse12 .cse13)) (< 4294967295 (+ .cse14 v_z_334)) (< v_z_334 0) (< (+ 4294967295 .cse13) (+ .cse6 v_z_334)))))) (forall ((v_y_281 Int) (v_y_113 Int) (v_z_281 Int)) (let ((.cse17 (* v_y_281 4294967296)) (.cse16 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_281)) 4294967296))) (let ((.cse15 (+ .cse16 (* v_y_113 4294967296))) (.cse18 (+ .cse1 .cse17 v_z_281))) (or (< .cse15 1) (< .cse16 (+ .cse6 v_z_281 1)) (< (+ .cse1 .cse17) .cse3) (= .cse18 .cse15) (< v_z_281 0) (< 4294967295 .cse18) (< 0 v_y_113))))) (forall ((v_z_268 Int)) (or (< v_z_268 0) (< (mod (+ (* 2 v_z_268) c_~asum~0 c_~bsum~0) 4294967296) (+ .cse5 .cse6 2 v_z_268)) (forall ((v_y_268 Int)) (let ((.cse19 (* v_y_268 4294967296))) (or (< 4294967295 (+ .cse1 v_z_268 .cse19)) (< (+ v_z_268 .cse19) 0)))))) (forall ((v_z_210 Int)) (let ((.cse20 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296))) (or (< v_z_210 0) (< .cse20 (+ .cse1 v_z_210 1)) (forall ((v_y_210 Int) (v_y_110 Int)) (let ((.cse21 (* v_y_110 4294967296)) (.cse22 (* v_y_210 4294967296))) (or (< .cse20 (+ .cse6 .cse21 v_z_210 .cse22 1)) (< (+ .cse21 4294967295) (+ .cse1 v_z_210)) (< 4294967294 (+ .cse5 .cse6 v_z_210 .cse22)) (< (+ v_z_210 .cse22) 0))))))) (forall ((v_z_248 Int)) (or (forall ((v_y_248 Int)) (let ((.cse23 (* v_y_248 4294967296))) (let ((.cse24 (+ .cse1 v_z_248 .cse23)) (.cse25 (mod (+ (* 2 v_z_248) c_~asum~0 c_~bsum~0) 4294967296))) (or (< 4294967295 (+ v_z_248 .cse23)) (< (+ .cse1 .cse23) .cse3) (= .cse24 .cse25) (= .cse24 (+ 4294967296 .cse25)))))) (< v_z_248 0))) (forall ((v_z_242 Int)) (or (forall ((v_y_242 Int)) (let ((.cse27 (+ (* v_y_242 4294967296) .cse1 v_z_242))) (or (< (+ 4294967295 .cse26) .cse27) (= (+ (mod (+ (* 2 v_z_242) c_~asum~0 c_~bsum~0) 4294967296) 4294967296) .cse27) (< .cse27 4294967296)))) (< v_z_242 0) (< 4294967295 v_z_242))) (forall ((v_z_252 Int)) (or (forall ((v_y_252 Int)) (let ((.cse28 (* v_y_252 4294967296))) (let ((.cse29 (+ .cse1 v_z_252 .cse28))) (or (< 4294967295 (+ v_z_252 .cse28)) (= .cse29 (+ (mod (+ (* 2 v_z_252) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< (+ .cse1 .cse28) .cse3) (< .cse29 4294967296))))) (< v_z_252 0) (< 4294967295 v_z_252))) (forall ((v_z_231 Int)) (let ((.cse31 (+ .cse1 v_z_231))) (or (< 4294967295 v_z_231) (forall ((v_y_231 Int)) (let ((.cse30 (* v_y_231 4294967296))) (or (< 4294967295 (+ .cse6 .cse30 v_z_231)) (< (+ .cse30 v_z_231) 0)))) (< .cse31 4294967296) (= .cse31 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296) 4294967296))))) (<= .cse26 .cse1) (forall ((v_y_235 Int)) (let ((.cse32 (* v_y_235 4294967296))) (or (= .cse1 (+ .cse6 .cse32)) (forall ((v_z_235 Int)) (let ((.cse35 (+ .cse1 v_z_235)) (.cse34 (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296)) (.cse33 (+ .cse32 v_z_235))) (or (< 4294967295 .cse33) (= .cse34 .cse35) (= .cse35 (+ .cse34 4294967296)) (< v_z_235 0) (< .cse33 0) (< 4294967295 v_z_235))))))) (forall ((v_z_242 Int)) (or (< 4294967295 (+ .cse6 v_z_242)) (< v_z_242 0) (forall ((v_y_242 Int)) (let ((.cse36 (* v_y_242 4294967296))) (let ((.cse37 (+ .cse36 .cse1 v_z_242))) (or (< 4294967295 (+ .cse36 v_z_242)) (= (+ (mod (+ (* 2 v_z_242) c_~asum~0 c_~bsum~0) 4294967296) 4294967296) .cse37) (< .cse37 4294967296))))))) (forall ((v_z_231 Int)) (let ((.cse38 (+ .cse1 v_z_231))) (or (= .cse38 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296)) (< v_z_231 0) (forall ((v_y_231 Int)) (let ((.cse39 (* v_y_231 4294967296))) (or (= .cse1 (+ .cse6 .cse39)) (< 4294967295 (+ .cse6 .cse39 v_z_231)) (< (+ .cse39 v_z_231) 0)))) (< 4294967295 .cse38)))) (forall ((v_z_210 Int) (v_y_210 Int) (v_y_110 Int)) (let ((.cse41 (* v_y_110 4294967296)) (.cse40 (+ .cse1 v_z_210)) (.cse42 (* v_y_210 4294967296))) (or (< .cse40 4294967296) (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296) (+ .cse6 .cse41 v_z_210 .cse42 1)) (< 4294967295 v_z_210) (< (+ .cse41 8589934591) .cse40) (< (+ v_z_210 .cse42) 0)))) (forall ((v_y_235 Int)) (let ((.cse45 (* v_y_235 4294967296))) (or (forall ((v_z_235 Int)) (let ((.cse44 (+ .cse1 v_z_235)) (.cse43 (+ .cse45 v_z_235))) (or (< 4294967295 .cse43) (= (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296) .cse44) (< 4294967295 .cse44) (< v_z_235 0) (< .cse43 0)))) (= .cse1 (+ .cse6 .cse45))))) (or (< 4294967294 .cse5) (and (forall ((v_z_265 Int) (v_y_265 Int)) (let ((.cse46 (* v_y_265 4294967296))) (or (< 4294967295 v_z_265) (< (+ .cse46 .cse1 v_z_265) 4294967296) (< v_z_265 0) (< (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_265)) 4294967296) .cse26) (+ .cse46 .cse1 v_z_265 1))))) (forall ((v_z_265 Int) (v_y_265 Int)) (let ((.cse47 (* v_y_265 4294967296))) (or (< 4294967295 (+ .cse6 v_z_265)) (< (+ .cse47 .cse1 v_z_265) 4294967296) (< v_z_265 0) (< (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_265)) 4294967296) .cse26) (+ .cse47 .cse1 v_z_265 1))))))) (forall ((v_z_273 Int) (v_y_273 Int) (v_y_113 Int)) (let ((.cse49 (* v_y_273 4294967296))) (let ((.cse48 (+ .cse49 .cse1 v_z_273)) (.cse50 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_273)) 4294967296) (* v_y_113 4294967296)))) (or (< 4294967295 .cse48) (< v_z_273 0) (< (+ .cse49 .cse1) .cse3) (= .cse50 .cse48) (< .cse50 (+ .cse6 v_z_273 1)) (< 0 v_y_113))))) (forall ((v_z_246 Int)) (or (< v_z_246 0) (forall ((v_y_246 Int)) (let ((.cse52 (* v_y_246 4294967296))) (let ((.cse51 (+ .cse1 v_z_246 .cse52))) (or (< .cse51 4294967296) (= (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_246)) 4294967296) 4294967296) .cse51) (< 4294967295 (+ v_z_246 .cse52)))))) (< 4294967295 (+ .cse6 v_z_246)))) (or (= .cse1 .cse6) .cse53) (forall ((v_y_338 Int) (v_z_338 Int) (v_y_120 Int)) (let ((.cse54 (* v_y_120 4294967296)) (.cse56 (mod (+ (* 2 v_z_338) c_~asum~0 c_~bsum~0) 4294967296)) (.cse57 (* v_y_338 4294967296))) (let ((.cse55 (+ .cse1 v_z_338 .cse57)) (.cse58 (+ .cse54 .cse56))) (or (< v_z_338 0) (< (+ 4294967295 .cse54 .cse26) .cse55) (= .cse55 (+ .cse54 4294967296 .cse56)) (< (+ .cse1 .cse57) .cse3) (= .cse58 .cse55) (< 4294967295 .cse58))))) (forall ((v_z_221 Int)) (let ((.cse59 (+ .cse1 v_z_221))) (or (< 4294967295 .cse59) (< .cse59 (+ .cse5 .cse6 1)) (= (mod (+ (* 2 v_z_221) c_~asum~0 c_~bsum~0) 4294967296) .cse59)))) (forall ((v_z_204 Int)) (or (< v_z_204 0) (forall ((v_y_204 Int)) (let ((.cse60 (* v_y_204 4294967296))) (or (forall ((v_y_110 Int)) (let ((.cse61 (* v_y_110 4294967296))) (or (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse60 .cse5 .cse6 .cse61 2 v_z_204)) (< (+ .cse61 4294967295) (+ .cse1 v_z_204))))) (< (+ .cse60 v_z_204) 0)))))) (forall ((v_z_231 Int)) (let ((.cse62 (+ .cse1 v_z_231)) (.cse63 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296))) (or (= .cse62 .cse63) (< v_z_231 0) (forall ((v_y_231 Int)) (let ((.cse64 (* v_y_231 4294967296))) (or (= .cse1 (+ .cse6 .cse64)) (< 4294967295 (+ .cse6 .cse64 v_z_231)) (< (+ .cse64 v_z_231) 0)))) (< 4294967295 v_z_231) (= .cse62 (+ .cse63 4294967296))))) (forall ((v_z_266 Int) (v_y_110 Int)) (let ((.cse65 (* v_y_110 4294967296))) (or (< (mod (+ (* 2 v_z_266) c_~asum~0 c_~bsum~0) 4294967296) (+ .cse6 .cse65 v_z_266 1)) (< (+ .cse6 .cse65 v_z_266) (+ (mod (+ c_~asum~0 c_~bsum~0 4294967295 (* 4294967295 c_~csum~0)) 4294967296) 1)) (< 4294967295 v_z_266) (< v_z_266 0)))) (forall ((v_y_235 Int)) (let ((.cse66 (* v_y_235 4294967296))) (or (= .cse1 (+ .cse6 .cse66)) (forall ((v_z_235 Int)) (let ((.cse67 (+ .cse66 v_z_235)) (.cse68 (+ .cse1 v_z_235))) (or (< 4294967295 .cse67) (= .cse68 (+ (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< .cse67 0) (< .cse68 4294967296) (< 4294967295 v_z_235))))))) (forall ((v_y_270 Int) (v_y_113 Int) (v_z_270 Int)) (let ((.cse70 (* v_y_113 4294967296)) (.cse71 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_270)) 4294967296)) (.cse69 (* v_y_270 4294967296))) (or (< (+ .cse1 .cse69) .cse3) (< (+ .cse70 .cse26 .cse71) (+ .cse1 v_z_270 .cse69 1)) (< v_z_270 0) (= (+ .cse70 .cse71) (+ .cse1 v_z_270 .cse69)) (< 0 v_y_113)))) (forall ((v_z_331 Int) (v_y_331 Int) (v_y_120 Int)) (let ((.cse73 (* v_y_120 4294967296)) (.cse72 (* v_y_331 4294967296))) (let ((.cse74 (+ .cse1 v_z_331 .cse72)) (.cse75 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_331)) 4294967296) .cse73))) (or (< (+ .cse1 .cse72) .cse3) (< (+ 4294967295 .cse73) (+ .cse6 v_z_331)) (< 4294967295 .cse74) (< 4294967295 .cse75) (< v_z_331 0) (= .cse74 .cse75))))) (forall ((v_z_252 Int)) (or (< 4294967295 (+ .cse6 v_z_252)) (forall ((v_y_252 Int)) (let ((.cse76 (* v_y_252 4294967296))) (let ((.cse77 (+ .cse1 v_z_252 .cse76))) (or (< 4294967295 (+ v_z_252 .cse76)) (= .cse77 (+ (mod (+ (* 2 v_z_252) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< .cse77 4294967296))))) (< v_z_252 0))) (forall ((v_z_333 Int) (v_y_333 Int) (v_y_120 Int)) (let ((.cse78 (* v_y_120 4294967296)) (.cse79 (* v_y_333 4294967296))) (let ((.cse80 (+ .cse1 v_z_333 .cse79)) (.cse81 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_333)) 4294967296) .cse78))) (or (< (+ 4294967295 .cse78) (+ .cse6 v_z_333)) (< (+ .cse1 .cse79) .cse3) (< 4294967295 .cse80) (< 4294967295 .cse81) (< v_z_333 0) (= .cse80 .cse81))))) (forall ((v_z_204 Int) (v_y_204 Int) (v_y_110 Int)) (let ((.cse83 (+ .cse1 v_z_204)) (.cse82 (* v_y_110 4294967296)) (.cse84 (* v_y_204 4294967296))) (or (< (+ .cse82 8589934591) .cse83) (< .cse83 4294967296) (< 4294967295 v_z_204) (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse84 .cse6 .cse82 v_z_204 1)) (< (+ .cse84 v_z_204) 0)))) (or (not .cse4) (not .cse53) (and (forall ((v_z_236 Int)) (let ((.cse85 (+ .cse1 v_z_236))) (or (= .cse85 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296)) (< v_z_236 0) (< 4294967295 .cse85)))) (forall ((v_z_236 Int)) (let ((.cse86 (+ .cse1 v_z_236))) (or (< 4294967295 v_z_236) (< .cse86 4294967296) (= .cse86 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296) 4294967296))))) (forall ((v_z_236 Int)) (let ((.cse87 (+ .cse1 v_z_236)) (.cse88 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296))) (or (= .cse87 .cse88) (< v_z_236 0) (< 4294967295 v_z_236) (= .cse87 (+ .cse88 4294967296))))))) (forall ((v_z_268 Int)) (let ((.cse91 (mod (+ (* 2 v_z_268) c_~asum~0 c_~bsum~0) 4294967296))) (or (< 4294967295 v_z_268) (forall ((v_y_110 Int)) (let ((.cse90 (* v_y_110 4294967296))) (or (forall ((v_y_268 Int)) (let ((.cse89 (* v_y_268 4294967296))) (or (< 4294967295 (+ .cse1 v_z_268 .cse89)) (< (+ .cse1 .cse90 v_z_268 .cse89) (+ .cse91 1))))) (< .cse91 (+ .cse6 .cse90 v_z_268 1))))) (< .cse91 1) (< v_z_268 0))))))) is different from false [2024-11-08 12:33:43,728 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse13 (mod (+ c_~asum~0 c_~bsum~0) 4294967296)) (.cse92 (* c_~bsum~0 4294967295)) (.cse93 (* c_~asum~0 4294967295))) (let ((.cse18 (= |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.offset| c_~B~0.offset)) (.cse38 (= c_~B~0.base |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.base|)) (.cse8 (mod (+ .cse92 .cse93 4294967295 c_~csum~0) 4294967296)) (.cse26 (mod (+ .cse92 .cse93 c_~csum~0) 4294967296)) (.cse3 (+ .cse13 1)) (.cse1 (mod c_~csum~0 4294967296))) (and (forall ((v_z_256 Int) (v_y_256 Int)) (let ((.cse2 (* v_y_256 4294967296))) (let ((.cse0 (+ .cse1 .cse2 v_z_256))) (or (< v_z_256 0) (< 4294967295 .cse0) (< (+ .cse1 .cse2) .cse3) (= .cse0 (mod (+ c_~asum~0 (* 2 v_z_256) c_~bsum~0) 4294967296)))))) (forall ((v_y_250 Int) (v_z_250 Int)) (let ((.cse5 (* v_y_250 4294967296))) (let ((.cse4 (+ .cse1 v_z_250 .cse5))) (or (< 4294967295 .cse4) (= .cse4 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_250)) 4294967296)) (< v_z_250 0) (< (+ .cse1 .cse5) .cse3))))) (forall ((v_z_254 Int) (v_y_254 Int)) (let ((.cse7 (* v_y_254 4294967296))) (let ((.cse6 (+ .cse1 v_z_254 .cse7))) (or (< 4294967295 .cse6) (= (mod (+ (* 2 v_z_254) c_~asum~0 c_~bsum~0) 4294967296) .cse6) (< v_z_254 0) (< (+ .cse1 .cse7) .cse3))))) (<= .cse1 (+ .cse8 1)) (forall ((v_z_334 Int) (v_y_334 Int) (v_y_120 Int)) (let ((.cse12 (* v_y_334 4294967296))) (let ((.cse9 (+ .cse12 .cse1 v_z_334)) (.cse10 (mod (+ (* 2 v_z_334) c_~asum~0 c_~bsum~0) 4294967296)) (.cse11 (* v_y_120 4294967296))) (or (= .cse9 (+ .cse10 .cse11 4294967296)) (< .cse9 4294967296) (< 4294967295 (+ .cse10 .cse11)) (< 4294967295 (+ .cse12 v_z_334)) (< v_z_334 0) (< (+ 4294967295 .cse11) (+ .cse13 v_z_334)))))) (forall ((v_y_281 Int) (v_y_113 Int) (v_z_281 Int)) (let ((.cse16 (* v_y_281 4294967296)) (.cse15 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_281)) 4294967296))) (let ((.cse14 (+ .cse15 (* v_y_113 4294967296))) (.cse17 (+ .cse1 .cse16 v_z_281))) (or (< .cse14 1) (< .cse15 (+ .cse13 v_z_281 1)) (< (+ .cse1 .cse16) .cse3) (= .cse17 .cse14) (< v_z_281 0) (< 4294967295 .cse17) (< 0 v_y_113))))) (or .cse18 (< 4294967294 (+ .cse8 .cse13))) (forall ((v_z_268 Int)) (or (< v_z_268 0) (< (mod (+ (* 2 v_z_268) c_~asum~0 c_~bsum~0) 4294967296) (+ .cse8 .cse13 2 v_z_268)) (forall ((v_y_268 Int)) (let ((.cse19 (* v_y_268 4294967296))) (or (< 4294967295 (+ .cse1 v_z_268 .cse19)) (< (+ v_z_268 .cse19) 0)))))) (forall ((v_z_210 Int)) (let ((.cse20 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296))) (or (< v_z_210 0) (< .cse20 (+ .cse1 v_z_210 1)) (forall ((v_y_210 Int) (v_y_110 Int)) (let ((.cse21 (* v_y_110 4294967296)) (.cse22 (* v_y_210 4294967296))) (or (< .cse20 (+ .cse13 .cse21 v_z_210 .cse22 1)) (< (+ .cse21 4294967295) (+ .cse1 v_z_210)) (< 4294967294 (+ .cse8 .cse13 v_z_210 .cse22)) (< (+ v_z_210 .cse22) 0))))))) (forall ((v_z_248 Int)) (or (forall ((v_y_248 Int)) (let ((.cse23 (* v_y_248 4294967296))) (let ((.cse24 (+ .cse1 v_z_248 .cse23)) (.cse25 (mod (+ (* 2 v_z_248) c_~asum~0 c_~bsum~0) 4294967296))) (or (< 4294967295 (+ v_z_248 .cse23)) (< (+ .cse1 .cse23) .cse3) (= .cse24 .cse25) (= .cse24 (+ 4294967296 .cse25)))))) (< v_z_248 0))) (forall ((v_z_242 Int)) (or (forall ((v_y_242 Int)) (let ((.cse27 (+ (* v_y_242 4294967296) .cse1 v_z_242))) (or (< (+ 4294967295 .cse26) .cse27) (= (+ (mod (+ (* 2 v_z_242) c_~asum~0 c_~bsum~0) 4294967296) 4294967296) .cse27) (< .cse27 4294967296)))) (< v_z_242 0) (< 4294967295 v_z_242))) (forall ((v_z_252 Int)) (or (forall ((v_y_252 Int)) (let ((.cse28 (* v_y_252 4294967296))) (let ((.cse29 (+ .cse1 v_z_252 .cse28))) (or (< 4294967295 (+ v_z_252 .cse28)) (= .cse29 (+ (mod (+ (* 2 v_z_252) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< (+ .cse1 .cse28) .cse3) (< .cse29 4294967296))))) (< v_z_252 0) (< 4294967295 v_z_252))) (forall ((v_z_231 Int)) (let ((.cse31 (+ .cse1 v_z_231))) (or (< 4294967295 v_z_231) (forall ((v_y_231 Int)) (let ((.cse30 (* v_y_231 4294967296))) (or (< 4294967295 (+ .cse13 .cse30 v_z_231)) (< (+ .cse30 v_z_231) 0)))) (< .cse31 4294967296) (= .cse31 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296) 4294967296))))) (<= .cse26 .cse1) (forall ((v_y_235 Int)) (let ((.cse32 (* v_y_235 4294967296))) (or (= .cse1 (+ .cse13 .cse32)) (forall ((v_z_235 Int)) (let ((.cse35 (+ .cse1 v_z_235)) (.cse34 (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296)) (.cse33 (+ .cse32 v_z_235))) (or (< 4294967295 .cse33) (= .cse34 .cse35) (= .cse35 (+ .cse34 4294967296)) (< v_z_235 0) (< .cse33 0) (< 4294967295 v_z_235))))))) (forall ((v_z_242 Int)) (or (< 4294967295 (+ .cse13 v_z_242)) (< v_z_242 0) (forall ((v_y_242 Int)) (let ((.cse36 (* v_y_242 4294967296))) (let ((.cse37 (+ .cse36 .cse1 v_z_242))) (or (< 4294967295 (+ .cse36 v_z_242)) (= (+ (mod (+ (* 2 v_z_242) c_~asum~0 c_~bsum~0) 4294967296) 4294967296) .cse37) (< .cse37 4294967296))))))) (or (not .cse18) (not .cse38) (and (forall ((v_z_236 Int)) (let ((.cse39 (+ .cse1 v_z_236))) (or (= .cse39 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296)) (< v_z_236 0) (< 4294967295 .cse39)))) (forall ((v_z_236 Int)) (let ((.cse40 (+ .cse1 v_z_236))) (or (< 4294967295 v_z_236) (< .cse40 4294967296) (= .cse40 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296) 4294967296))))) (forall ((v_z_236 Int)) (let ((.cse41 (+ .cse1 v_z_236)) (.cse42 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_236)) 4294967296))) (or (= .cse41 .cse42) (< v_z_236 0) (< 4294967295 v_z_236) (= .cse41 (+ .cse42 4294967296))))))) (forall ((v_z_231 Int)) (let ((.cse43 (+ .cse1 v_z_231))) (or (= .cse43 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296)) (< v_z_231 0) (forall ((v_y_231 Int)) (let ((.cse44 (* v_y_231 4294967296))) (or (= .cse1 (+ .cse13 .cse44)) (< 4294967295 (+ .cse13 .cse44 v_z_231)) (< (+ .cse44 v_z_231) 0)))) (< 4294967295 .cse43)))) (forall ((v_z_210 Int) (v_y_210 Int) (v_y_110 Int)) (let ((.cse46 (* v_y_110 4294967296)) (.cse45 (+ .cse1 v_z_210)) (.cse47 (* v_y_210 4294967296))) (or (< .cse45 4294967296) (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296) (+ .cse13 .cse46 v_z_210 .cse47 1)) (< 4294967295 v_z_210) (< (+ .cse46 8589934591) .cse45) (< (+ v_z_210 .cse47) 0)))) (forall ((v_y_235 Int)) (let ((.cse50 (* v_y_235 4294967296))) (or (forall ((v_z_235 Int)) (let ((.cse49 (+ .cse1 v_z_235)) (.cse48 (+ .cse50 v_z_235))) (or (< 4294967295 .cse48) (= (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296) .cse49) (< 4294967295 .cse49) (< v_z_235 0) (< .cse48 0)))) (= .cse1 (+ .cse13 .cse50))))) (or (< 4294967294 .cse8) (and (forall ((v_z_265 Int) (v_y_265 Int)) (let ((.cse51 (* v_y_265 4294967296))) (or (< 4294967295 v_z_265) (< (+ .cse51 .cse1 v_z_265) 4294967296) (< v_z_265 0) (< (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_265)) 4294967296) .cse26) (+ .cse51 .cse1 v_z_265 1))))) (forall ((v_z_265 Int) (v_y_265 Int)) (let ((.cse52 (* v_y_265 4294967296))) (or (< 4294967295 (+ .cse13 v_z_265)) (< (+ .cse52 .cse1 v_z_265) 4294967296) (< v_z_265 0) (< (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_265)) 4294967296) .cse26) (+ .cse52 .cse1 v_z_265 1))))))) (forall ((v_z_273 Int) (v_y_273 Int) (v_y_113 Int)) (let ((.cse54 (* v_y_273 4294967296))) (let ((.cse53 (+ .cse54 .cse1 v_z_273)) (.cse55 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_273)) 4294967296) (* v_y_113 4294967296)))) (or (< 4294967295 .cse53) (< v_z_273 0) (< (+ .cse54 .cse1) .cse3) (= .cse55 .cse53) (< .cse55 (+ .cse13 v_z_273 1)) (< 0 v_y_113))))) (forall ((v_z_246 Int)) (or (< v_z_246 0) (forall ((v_y_246 Int)) (let ((.cse57 (* v_y_246 4294967296))) (let ((.cse56 (+ .cse1 v_z_246 .cse57))) (or (< .cse56 4294967296) (= (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_246)) 4294967296) 4294967296) .cse56) (< 4294967295 (+ v_z_246 .cse57)))))) (< 4294967295 (+ .cse13 v_z_246)))) (or (= .cse1 .cse13) .cse38) (forall ((v_y_338 Int) (v_z_338 Int) (v_y_120 Int)) (let ((.cse58 (* v_y_120 4294967296)) (.cse60 (mod (+ (* 2 v_z_338) c_~asum~0 c_~bsum~0) 4294967296)) (.cse61 (* v_y_338 4294967296))) (let ((.cse59 (+ .cse1 v_z_338 .cse61)) (.cse62 (+ .cse58 .cse60))) (or (< v_z_338 0) (< (+ 4294967295 .cse58 .cse26) .cse59) (= .cse59 (+ .cse58 4294967296 .cse60)) (< (+ .cse1 .cse61) .cse3) (= .cse62 .cse59) (< 4294967295 .cse62))))) (forall ((v_z_221 Int)) (let ((.cse63 (+ .cse1 v_z_221))) (or (< 4294967295 .cse63) (< .cse63 (+ .cse8 .cse13 1)) (= (mod (+ (* 2 v_z_221) c_~asum~0 c_~bsum~0) 4294967296) .cse63)))) (forall ((v_z_204 Int)) (or (< v_z_204 0) (forall ((v_y_204 Int)) (let ((.cse64 (* v_y_204 4294967296))) (or (forall ((v_y_110 Int)) (let ((.cse65 (* v_y_110 4294967296))) (or (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse64 .cse8 .cse13 .cse65 2 v_z_204)) (< (+ .cse65 4294967295) (+ .cse1 v_z_204))))) (< (+ .cse64 v_z_204) 0)))))) (forall ((v_z_231 Int)) (let ((.cse66 (+ .cse1 v_z_231)) (.cse67 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296))) (or (= .cse66 .cse67) (< v_z_231 0) (forall ((v_y_231 Int)) (let ((.cse68 (* v_y_231 4294967296))) (or (= .cse1 (+ .cse13 .cse68)) (< 4294967295 (+ .cse13 .cse68 v_z_231)) (< (+ .cse68 v_z_231) 0)))) (< 4294967295 v_z_231) (= .cse66 (+ .cse67 4294967296))))) (forall ((v_z_266 Int) (v_y_110 Int)) (let ((.cse69 (* v_y_110 4294967296))) (or (< (mod (+ (* 2 v_z_266) c_~asum~0 c_~bsum~0) 4294967296) (+ .cse13 .cse69 v_z_266 1)) (< (+ .cse13 .cse69 v_z_266) (+ (mod (+ c_~asum~0 c_~bsum~0 4294967295 (* 4294967295 c_~csum~0)) 4294967296) 1)) (< 4294967295 v_z_266) (< v_z_266 0)))) (forall ((v_y_235 Int)) (let ((.cse70 (* v_y_235 4294967296))) (or (= .cse1 (+ .cse13 .cse70)) (forall ((v_z_235 Int)) (let ((.cse71 (+ .cse70 v_z_235)) (.cse72 (+ .cse1 v_z_235))) (or (< 4294967295 .cse71) (= .cse72 (+ (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< .cse71 0) (< .cse72 4294967296) (< 4294967295 v_z_235))))))) (forall ((v_y_270 Int) (v_y_113 Int) (v_z_270 Int)) (let ((.cse74 (* v_y_113 4294967296)) (.cse75 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_270)) 4294967296)) (.cse73 (* v_y_270 4294967296))) (or (< (+ .cse1 .cse73) .cse3) (< (+ .cse74 .cse26 .cse75) (+ .cse1 v_z_270 .cse73 1)) (< v_z_270 0) (= (+ .cse74 .cse75) (+ .cse1 v_z_270 .cse73)) (< 0 v_y_113)))) (forall ((v_z_331 Int) (v_y_331 Int) (v_y_120 Int)) (let ((.cse77 (* v_y_120 4294967296)) (.cse76 (* v_y_331 4294967296))) (let ((.cse78 (+ .cse1 v_z_331 .cse76)) (.cse79 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_331)) 4294967296) .cse77))) (or (< (+ .cse1 .cse76) .cse3) (< (+ 4294967295 .cse77) (+ .cse13 v_z_331)) (< 4294967295 .cse78) (< 4294967295 .cse79) (< v_z_331 0) (= .cse78 .cse79))))) (forall ((v_z_252 Int)) (or (< 4294967295 (+ .cse13 v_z_252)) (forall ((v_y_252 Int)) (let ((.cse80 (* v_y_252 4294967296))) (let ((.cse81 (+ .cse1 v_z_252 .cse80))) (or (< 4294967295 (+ v_z_252 .cse80)) (= .cse81 (+ (mod (+ (* 2 v_z_252) c_~asum~0 c_~bsum~0) 4294967296) 4294967296)) (< .cse81 4294967296))))) (< v_z_252 0))) (forall ((v_z_333 Int) (v_y_333 Int) (v_y_120 Int)) (let ((.cse82 (* v_y_120 4294967296)) (.cse83 (* v_y_333 4294967296))) (let ((.cse84 (+ .cse1 v_z_333 .cse83)) (.cse85 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_333)) 4294967296) .cse82))) (or (< (+ 4294967295 .cse82) (+ .cse13 v_z_333)) (< (+ .cse1 .cse83) .cse3) (< 4294967295 .cse84) (< 4294967295 .cse85) (< v_z_333 0) (= .cse84 .cse85))))) (forall ((v_z_204 Int) (v_y_204 Int) (v_y_110 Int)) (let ((.cse87 (+ .cse1 v_z_204)) (.cse86 (* v_y_110 4294967296)) (.cse88 (* v_y_204 4294967296))) (or (< (+ .cse86 8589934591) .cse87) (< .cse87 4294967296) (< 4294967295 v_z_204) (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse88 .cse13 .cse86 v_z_204 1)) (< (+ .cse88 v_z_204) 0)))) (forall ((v_z_268 Int)) (let ((.cse91 (mod (+ (* 2 v_z_268) c_~asum~0 c_~bsum~0) 4294967296))) (or (< 4294967295 v_z_268) (forall ((v_y_110 Int)) (let ((.cse90 (* v_y_110 4294967296))) (or (forall ((v_y_268 Int)) (let ((.cse89 (* v_y_268 4294967296))) (or (< 4294967295 (+ .cse1 v_z_268 .cse89)) (< (+ .cse1 .cse90 v_z_268 .cse89) (+ .cse91 1))))) (< .cse91 (+ .cse13 .cse90 v_z_268 1))))) (< .cse91 1) (< v_z_268 0))))))) is different from false [2024-11-08 12:35:47,532 WARN L286 SmtUtils]: Spent 7.57s on a formula simplification. DAG size of input: 521 DAG size of output: 520 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 12:36:25,104 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse9 (mod (+ c_~asum~0 c_~bsum~0) 4294967296)) (.cse12 (* c_~bsum~0 4294967295)) (.cse13 (* c_~asum~0 4294967295))) (let ((.cse6 (mod (+ .cse12 .cse13 4294967295 c_~csum~0) 4294967296)) (.cse3 (+ .cse9 1)) (.cse1 (mod c_~csum~0 4294967296))) (and (forall ((v_z_256 Int) (v_y_256 Int)) (let ((.cse2 (* v_y_256 4294967296))) (let ((.cse0 (+ .cse1 .cse2 v_z_256))) (or (< v_z_256 0) (< 4294967295 .cse0) (< (+ .cse1 .cse2) .cse3) (= .cse0 (mod (+ c_~asum~0 (* 2 v_z_256) c_~bsum~0) 4294967296)))))) (forall ((v_y_250 Int) (v_z_250 Int)) (let ((.cse5 (* v_y_250 4294967296))) (let ((.cse4 (+ .cse1 v_z_250 .cse5))) (or (< 4294967295 .cse4) (= .cse4 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_250)) 4294967296)) (< v_z_250 0) (< (+ .cse1 .cse5) .cse3))))) (<= .cse1 (+ .cse6 1)) (forall ((v_y_281 Int) (v_y_113 Int) (v_z_281 Int)) (let ((.cse10 (* v_y_281 4294967296)) (.cse8 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_281)) 4294967296))) (let ((.cse7 (+ .cse8 (* v_y_113 4294967296))) (.cse11 (+ .cse1 .cse10 v_z_281))) (or (< .cse7 1) (< .cse8 (+ .cse9 v_z_281 1)) (< (+ .cse1 .cse10) .cse3) (= .cse11 .cse7) (< v_z_281 0) (< 4294967295 .cse11) (< 0 v_y_113))))) (= .cse1 .cse9) (<= (mod (+ .cse12 .cse13 c_~csum~0) 4294967296) .cse1) (forall ((v_z_268 Int) (v_y_268 Int)) (let ((.cse14 (* v_y_268 4294967296))) (or (< 4294967295 (+ .cse1 v_z_268 .cse14)) (< (+ v_z_268 .cse14) 0) (< v_z_268 0) (< (mod (+ (* 2 v_z_268) c_~asum~0 c_~bsum~0) 4294967296) (+ .cse6 .cse9 2 v_z_268))))) (forall ((v_z_235 Int) (v_y_235 Int)) (let ((.cse17 (* v_y_235 4294967296))) (let ((.cse16 (+ .cse1 v_z_235)) (.cse15 (+ .cse17 v_z_235))) (or (< 4294967295 .cse15) (= (mod (+ (* 2 v_z_235) c_~asum~0 c_~bsum~0) 4294967296) .cse16) (= .cse1 (+ .cse9 .cse17)) (< 4294967295 .cse16) (< v_z_235 0) (< .cse15 0))))) (forall ((v_z_273 Int) (v_y_273 Int) (v_y_113 Int)) (let ((.cse19 (* v_y_273 4294967296))) (let ((.cse18 (+ .cse19 .cse1 v_z_273)) (.cse20 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_273)) 4294967296) (* v_y_113 4294967296)))) (or (< 4294967295 .cse18) (< v_z_273 0) (< (+ .cse19 .cse1) .cse3) (= .cse20 .cse18) (< .cse20 (+ .cse9 v_z_273 1)) (< 0 v_y_113))))) (forall ((v_z_221 Int)) (let ((.cse21 (+ .cse1 v_z_221))) (or (< 4294967295 .cse21) (< .cse21 (+ .cse6 .cse9 1)) (= (mod (+ (* 2 v_z_221) c_~asum~0 c_~bsum~0) 4294967296) .cse21)))) (forall ((v_z_210 Int) (v_y_210 Int) (v_y_110 Int)) (let ((.cse23 (* v_y_110 4294967296)) (.cse22 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_210)) 4294967296)) (.cse24 (* v_y_210 4294967296))) (or (< v_z_210 0) (< .cse22 (+ .cse9 .cse23 v_z_210 .cse24 1)) (< (+ .cse23 4294967295) (+ .cse1 v_z_210)) (< .cse22 (+ .cse1 v_z_210 1)) (< 4294967294 (+ .cse6 .cse9 v_z_210 .cse24)) (< (+ v_z_210 .cse24) 0)))) (forall ((v_z_331 Int) (v_y_331 Int) (v_y_120 Int)) (let ((.cse26 (* v_y_120 4294967296)) (.cse25 (* v_y_331 4294967296))) (let ((.cse27 (+ .cse1 v_z_331 .cse25)) (.cse28 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_331)) 4294967296) .cse26))) (or (< (+ .cse1 .cse25) .cse3) (< (+ 4294967295 .cse26) (+ .cse9 v_z_331)) (< 4294967295 .cse27) (< 4294967295 .cse28) (< v_z_331 0) (= .cse27 .cse28))))) (forall ((v_z_333 Int) (v_y_333 Int) (v_y_120 Int)) (let ((.cse29 (* v_y_120 4294967296)) (.cse30 (* v_y_333 4294967296))) (let ((.cse31 (+ .cse1 v_z_333 .cse30)) (.cse32 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_333)) 4294967296) .cse29))) (or (< (+ 4294967295 .cse29) (+ .cse9 v_z_333)) (< (+ .cse1 .cse30) .cse3) (< 4294967295 .cse31) (< 4294967295 .cse32) (< v_z_333 0) (= .cse31 .cse32))))) (forall ((v_z_204 Int) (v_y_204 Int) (v_y_110 Int)) (let ((.cse34 (+ .cse1 v_z_204)) (.cse33 (* v_y_110 4294967296)) (.cse35 (* v_y_204 4294967296))) (or (< (+ .cse33 8589934591) .cse34) (< .cse34 4294967296) (< 4294967295 v_z_204) (< (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_204)) 4294967296) (+ .cse35 .cse9 .cse33 v_z_204 1)) (< (+ .cse35 v_z_204) 0)))) (forall ((v_z_231 Int) (v_y_231 Int)) (let ((.cse38 (* v_y_231 4294967296)) (.cse36 (+ .cse1 v_z_231)) (.cse37 (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296))) (or (= .cse36 .cse37) (= .cse1 (+ .cse9 .cse38)) (< v_z_231 0) (< 4294967295 (+ .cse9 .cse38 v_z_231)) (< 4294967295 v_z_231) (< (+ .cse38 v_z_231) 0) (= .cse36 (+ .cse37 4294967296))))) (forall ((v_z_231 Int) (v_y_231 Int)) (let ((.cse39 (* v_y_231 4294967296)) (.cse40 (+ .cse1 v_z_231))) (or (< 4294967295 (+ .cse9 .cse39 v_z_231)) (< 4294967295 v_z_231) (< (+ .cse39 v_z_231) 0) (< .cse40 4294967296) (= .cse40 (+ (mod (+ c_~asum~0 c_~bsum~0 (* 2 v_z_231)) 4294967296) 4294967296)))))))) is different from false [2024-11-08 12:36:25,833 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 1 not checked. [2024-11-08 12:36:25,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1415488654] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:36:25,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:36:25,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12, 13] total 33 [2024-11-08 12:36:25,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223392558] [2024-11-08 12:36:25,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:36:25,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-08 12:36:25,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:36:25,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-08 12:36:25,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=688, Unknown=23, NotChecked=290, Total=1122 [2024-11-08 12:36:25,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:36:25,837 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:36:25,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 3.823529411764706) internal successors, (130), 33 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:36:25,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:36:25,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:36:25,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:36:25,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:36:25,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:36:25,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:36:25,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:36:25,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:36:25,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:36:25,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:36:25,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-08 12:36:25,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:36:25,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:36:25,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:36:25,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-08 12:36:25,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-08 12:36:25,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.