./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5e0651820efa05b0d1173e869e8cdb7c85f212e339148a75ab7dde9c1235571e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:40:17,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:40:17,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 04:40:17,823 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:40:17,824 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:40:17,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:40:17,844 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:40:17,845 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:40:17,846 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:40:17,846 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:40:17,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:40:17,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:40:17,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:40:17,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:40:17,849 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:40:17,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:40:17,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:40:17,851 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:40:17,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:40:17,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:40:17,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:40:17,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:40:17,853 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:40:17,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:40:17,854 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:40:17,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:40:17,855 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:40:17,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:40:17,856 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:40:17,856 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:40:17,857 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:40:17,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:40:17,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:40:17,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:40:17,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:40:17,858 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:40:17,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:40:17,859 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:40:17,859 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:40:17,859 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:40:17,859 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:40:17,859 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:40:17,860 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e0651820efa05b0d1173e869e8cdb7c85f212e339148a75ab7dde9c1235571e [2023-11-29 04:40:18,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:40:18,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:40:18,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:40:18,115 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:40:18,115 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:40:18,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-1.c [2023-11-29 04:40:20,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:40:21,298 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:40:21,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-1.c [2023-11-29 04:40:21,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/data/46b0c8b5d/307acedc610847efb47e17ffcc057c28/FLAG33fdada6b [2023-11-29 04:40:21,354 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/data/46b0c8b5d/307acedc610847efb47e17ffcc057c28 [2023-11-29 04:40:21,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:40:21,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:40:21,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:40:21,359 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:40:21,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:40:21,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:40:21" (1/1) ... [2023-11-29 04:40:21,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366c8d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:21, skipping insertion in model container [2023-11-29 04:40:21,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:40:21" (1/1) ... [2023-11-29 04:40:21,524 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:40:21,787 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-1.c[2266,2279] [2023-11-29 04:40:22,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:40:22,998 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:40:23,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok3.i","-S") [51] [2023-11-29 04:40:23,013 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-1.c[2266,2279] [2023-11-29 04:40:23,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:40:23,801 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:40:23,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23 WrapperNode [2023-11-29 04:40:23,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:40:23,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:40:23,803 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:40:23,803 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:40:23,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:24,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:25,190 INFO L138 Inliner]: procedures = 101, calls = 11881, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 40247 [2023-11-29 04:40:25,190 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:40:25,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:40:25,191 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:40:25,191 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:40:25,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:25,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:25,464 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:25,620 INFO L175 MemorySlicer]: Split 11460 memory accesses to 57 slices as follows [2, 25, 25, 25, 13, 769, 1081, 925, 985, 1045, 841, 642, 462, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124, 86, 124]. 9 percent of accesses are in the largest equivalence class. The 56 initializations are split as follows [2, 12, 12, 12, 6, 0, 0, 0, 0, 0, 0, 6, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 1986 writes are split as follows [0, 1, 1, 1, 1, 13, 13, 13, 13, 13, 13, 6, 6, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42, 44, 42]. [2023-11-29 04:40:25,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:25,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:26,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:26,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:26,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:26,465 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:26,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:40:26,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:40:26,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:40:26,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:40:26,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (1/1) ... [2023-11-29 04:40:26,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:40:26,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:40:26,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:40:26,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f973456-c5bd-4535-a041-3a7459b2c86e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:40:26,674 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2023-11-29 04:40:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2023-11-29 04:40:26,674 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2023-11-29 04:40:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2023-11-29 04:40:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 04:40:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 04:40:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 04:40:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 04:40:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 04:40:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 04:40:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 04:40:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 04:40:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 04:40:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 04:40:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 04:40:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 04:40:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 04:40:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 04:40:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-29 04:40:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-29 04:40:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-29 04:40:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-29 04:40:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-29 04:40:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-29 04:40:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-29 04:40:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-29 04:40:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-29 04:40:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-29 04:40:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-29 04:40:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-29 04:40:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-29 04:40:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-29 04:40:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-29 04:40:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-29 04:40:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-29 04:40:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-29 04:40:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-29 04:40:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-29 04:40:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2023-11-29 04:40:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2023-11-29 04:40:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2023-11-29 04:40:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2023-11-29 04:40:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2023-11-29 04:40:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2023-11-29 04:40:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#49 [2023-11-29 04:40:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#50 [2023-11-29 04:40:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#51 [2023-11-29 04:40:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#52 [2023-11-29 04:40:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#53 [2023-11-29 04:40:26,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#54 [2023-11-29 04:40:26,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#55 [2023-11-29 04:40:26,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#56 [2023-11-29 04:40:26,681 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2023-11-29 04:40:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2023-11-29 04:40:26,681 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-11-29 04:40:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-11-29 04:40:26,681 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-11-29 04:40:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-11-29 04:40:26,681 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2023-11-29 04:40:26,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2023-11-29 04:40:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2023-11-29 04:40:26,682 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2023-11-29 04:40:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2023-11-29 04:40:26,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2023-11-29 04:40:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2023-11-29 04:40:26,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2023-11-29 04:40:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 04:40:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 04:40:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 04:40:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-29 04:40:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-29 04:40:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-29 04:40:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-29 04:40:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-29 04:40:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-29 04:40:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-29 04:40:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-29 04:40:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-29 04:40:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-29 04:40:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2023-11-29 04:40:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#49 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#50 [2023-11-29 04:40:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#51 [2023-11-29 04:40:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#52 [2023-11-29 04:40:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#53 [2023-11-29 04:40:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#54 [2023-11-29 04:40:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#55 [2023-11-29 04:40:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#56 [2023-11-29 04:40:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-11-29 04:40:26,688 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-11-29 04:40:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2023-11-29 04:40:26,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2023-11-29 04:40:26,688 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2023-11-29 04:40:26,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2023-11-29 04:40:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2023-11-29 04:40:26,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2023-11-29 04:40:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2023-11-29 04:40:26,689 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2023-11-29 04:40:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2023-11-29 04:40:26,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2023-11-29 04:40:26,689 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-11-29 04:40:26,689 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-11-29 04:40:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:40:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-11-29 04:40:26,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-11-29 04:40:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2023-11-29 04:40:26,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2023-11-29 04:40:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2023-11-29 04:40:26,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2023-11-29 04:40:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2023-11-29 04:40:26,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2023-11-29 04:40:26,690 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-11-29 04:40:26,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-11-29 04:40:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2023-11-29 04:40:26,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2023-11-29 04:40:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-11-29 04:40:26,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-11-29 04:40:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2023-11-29 04:40:26,691 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2023-11-29 04:40:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2023-11-29 04:40:26,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2023-11-29 04:40:26,691 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-11-29 04:40:26,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-11-29 04:40:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2023-11-29 04:40:26,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2023-11-29 04:40:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2023-11-29 04:40:26,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2023-11-29 04:40:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2023-11-29 04:40:26,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2023-11-29 04:40:26,692 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-29 04:40:26,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-29 04:40:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2023-11-29 04:40:26,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2023-11-29 04:40:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2023-11-29 04:40:26,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2023-11-29 04:40:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2023-11-29 04:40:26,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2023-11-29 04:40:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2023-11-29 04:40:26,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2023-11-29 04:40:26,693 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2023-11-29 04:40:26,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2023-11-29 04:40:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2023-11-29 04:40:26,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2023-11-29 04:40:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2023-11-29 04:40:26,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2023-11-29 04:40:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2023-11-29 04:40:26,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2023-11-29 04:40:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2023-11-29 04:40:26,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2023-11-29 04:40:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2023-11-29 04:40:26,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2023-11-29 04:40:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2023-11-29 04:40:26,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2023-11-29 04:40:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2023-11-29 04:40:26,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2023-11-29 04:40:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:40:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 04:40:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 04:40:26,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 04:40:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 04:40:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 04:40:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 04:40:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 04:40:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 04:40:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 04:40:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 04:40:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 04:40:26,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 04:40:26,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 04:40:26,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 04:40:26,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-29 04:40:26,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-29 04:40:26,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-29 04:40:26,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-29 04:40:26,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-29 04:40:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-29 04:40:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-29 04:40:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-29 04:40:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-29 04:40:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-29 04:40:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-29 04:40:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-29 04:40:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-29 04:40:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-29 04:40:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-29 04:40:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-29 04:40:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-29 04:40:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-29 04:40:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-29 04:40:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2023-11-29 04:40:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2023-11-29 04:40:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2023-11-29 04:40:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2023-11-29 04:40:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2023-11-29 04:40:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2023-11-29 04:40:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2023-11-29 04:40:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2023-11-29 04:40:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2023-11-29 04:40:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2023-11-29 04:40:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2023-11-29 04:40:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2023-11-29 04:40:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2023-11-29 04:40:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2023-11-29 04:40:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2023-11-29 04:40:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#49 [2023-11-29 04:40:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#50 [2023-11-29 04:40:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#51 [2023-11-29 04:40:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#52 [2023-11-29 04:40:26,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#53 [2023-11-29 04:40:26,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#54 [2023-11-29 04:40:26,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#55 [2023-11-29 04:40:26,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#56 [2023-11-29 04:40:26,703 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2023-11-29 04:40:26,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2023-11-29 04:40:26,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:40:26,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:40:28,180 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:40:28,182 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:40:49,685 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:40:50,282 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:40:50,282 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-29 04:40:50,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:40:50 BoogieIcfgContainer [2023-11-29 04:40:50,287 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:40:50,289 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:40:50,289 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:40:50,292 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:40:50,292 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:40:21" (1/3) ... [2023-11-29 04:40:50,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f4c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:40:50, skipping insertion in model container [2023-11-29 04:40:50,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:40:23" (2/3) ... [2023-11-29 04:40:50,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f4c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:40:50, skipping insertion in model container [2023-11-29 04:40:50,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:40:50" (3/3) ... [2023-11-29 04:40:50,295 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.3-1.c [2023-11-29 04:40:50,312 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:40:50,313 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:40:50,479 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:40:50,486 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2de952b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:40:50,487 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:40:50,516 INFO L276 IsEmpty]: Start isEmpty. Operand has 8384 states, 7969 states have (on average 1.575479984941649) internal successors, (12555), 7993 states have internal predecessors, (12555), 370 states have call successors, (370), 43 states have call predecessors, (370), 43 states have return successors, (370), 360 states have call predecessors, (370), 370 states have call successors, (370) [2023-11-29 04:40:50,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3342 [2023-11-29 04:40:50,794 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:40:50,797 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:40:50,797 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:40:50,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:40:50,803 INFO L85 PathProgramCache]: Analyzing trace with hash -351360329, now seen corresponding path program 1 times [2023-11-29 04:40:50,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:40:50,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507225724] [2023-11-29 04:40:50,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:40:50,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:41:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:41:35,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:41:35,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:41:35,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507225724] [2023-11-29 04:41:35,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507225724] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:41:35,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:41:35,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:41:35,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477260821] [2023-11-29 04:41:35,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:41:35,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:41:35,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:41:35,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:41:35,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:41:35,700 INFO L87 Difference]: Start difference. First operand has 8384 states, 7969 states have (on average 1.575479984941649) internal successors, (12555), 7993 states have internal predecessors, (12555), 370 states have call successors, (370), 43 states have call predecessors, (370), 43 states have return successors, (370), 360 states have call predecessors, (370), 370 states have call successors, (370) Second operand has 2 states, 2 states have (on average 1670.0) internal successors, (3340), 2 states have internal predecessors, (3340), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:41:40,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:41:40,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:41:40,441 INFO L93 Difference]: Finished difference Result 16762 states and 26905 transitions. [2023-11-29 04:41:40,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:41:40,444 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 1670.0) internal successors, (3340), 2 states have internal predecessors, (3340), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3341 [2023-11-29 04:41:40,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:41:40,510 INFO L225 Difference]: With dead ends: 16762 [2023-11-29 04:41:40,510 INFO L226 Difference]: Without dead ends: 8372 [2023-11-29 04:41:40,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:41:40,557 INFO L413 NwaCegarLoop]: 10289 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10289 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-29 04:41:40,558 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10289 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2023-11-29 04:41:40,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8372 states. [2023-11-29 04:41:40,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8372 to 8372. [2023-11-29 04:41:40,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8372 states, 7958 states have (on average 1.206333249560191) internal successors, (9600), 7982 states have internal predecessors, (9600), 370 states have call successors, (370), 43 states have call predecessors, (370), 43 states have return successors, (369), 359 states have call predecessors, (369), 369 states have call successors, (369) [2023-11-29 04:41:40,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8372 states to 8372 states and 10339 transitions. [2023-11-29 04:41:40,942 INFO L78 Accepts]: Start accepts. Automaton has 8372 states and 10339 transitions. Word has length 3341 [2023-11-29 04:41:40,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:41:40,944 INFO L495 AbstractCegarLoop]: Abstraction has 8372 states and 10339 transitions. [2023-11-29 04:41:40,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1670.0) internal successors, (3340), 2 states have internal predecessors, (3340), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:41:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 8372 states and 10339 transitions. [2023-11-29 04:41:41,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3342 [2023-11-29 04:41:41,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:41:41,209 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:41:41,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 04:41:41,210 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:41:41,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:41:41,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1185965883, now seen corresponding path program 1 times [2023-11-29 04:41:41,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:41:41,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723750021] [2023-11-29 04:41:41,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:41:41,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:42:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:42:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:42:37,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:42:37,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723750021] [2023-11-29 04:42:37,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723750021] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:42:37,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:42:37,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:42:37,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635471187] [2023-11-29 04:42:37,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:42:37,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:42:37,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:42:37,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:42:37,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:42:37,115 INFO L87 Difference]: Start difference. First operand 8372 states and 10339 transitions. Second operand has 6 states, 5 states have (on average 668.0) internal successors, (3340), 4 states have internal predecessors, (3340), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:42:41,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:42:45,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:42:49,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:42:54,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:42:55,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:42:55,476 INFO L93 Difference]: Finished difference Result 10896 states and 13201 transitions. [2023-11-29 04:42:55,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:42:55,477 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 668.0) internal successors, (3340), 4 states have internal predecessors, (3340), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3341 [2023-11-29 04:42:55,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:42:55,538 INFO L225 Difference]: With dead ends: 10896 [2023-11-29 04:42:55,538 INFO L226 Difference]: Without dead ends: 10894 [2023-11-29 04:42:55,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:42:55,543 INFO L413 NwaCegarLoop]: 10345 mSDtfsCounter, 7008 mSDsluCounter, 33790 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7008 SdHoareTripleChecker+Valid, 44135 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:42:55,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7008 Valid, 44135 Invalid, 386 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 17.8s Time] [2023-11-29 04:42:55,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10894 states. [2023-11-29 04:42:55,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10894 to 10892. [2023-11-29 04:42:55,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10892 states, 10278 states have (on average 1.1774664331582019) internal successors, (12102), 10312 states have internal predecessors, (12102), 543 states have call successors, (543), 70 states have call predecessors, (543), 70 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:42:55,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10892 states to 10892 states and 13198 transitions. [2023-11-29 04:42:55,829 INFO L78 Accepts]: Start accepts. Automaton has 10892 states and 13198 transitions. Word has length 3341 [2023-11-29 04:42:55,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:42:55,834 INFO L495 AbstractCegarLoop]: Abstraction has 10892 states and 13198 transitions. [2023-11-29 04:42:55,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 668.0) internal successors, (3340), 4 states have internal predecessors, (3340), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:42:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand 10892 states and 13198 transitions. [2023-11-29 04:42:56,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3348 [2023-11-29 04:42:56,001 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:42:56,003 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:42:56,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 04:42:56,004 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:42:56,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:42:56,005 INFO L85 PathProgramCache]: Analyzing trace with hash -585598439, now seen corresponding path program 1 times [2023-11-29 04:42:56,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:42:56,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834683439] [2023-11-29 04:42:56,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:42:56,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:43:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:43:47,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3337 [2023-11-29 04:43:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:43:47,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:43:47,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:43:47,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834683439] [2023-11-29 04:43:47,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834683439] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:43:47,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:43:47,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:43:47,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877787817] [2023-11-29 04:43:47,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:43:47,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:43:47,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:43:47,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:43:47,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:43:47,271 INFO L87 Difference]: Start difference. First operand 10892 states and 13198 transitions. Second operand has 6 states, 5 states have (on average 668.8) internal successors, (3344), 5 states have internal predecessors, (3344), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 04:43:51,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:43:55,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:43:59,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:44:04,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:44:05,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:44:05,615 INFO L93 Difference]: Finished difference Result 10900 states and 13204 transitions. [2023-11-29 04:44:05,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:44:05,617 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 668.8) internal successors, (3344), 5 states have internal predecessors, (3344), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 3347 [2023-11-29 04:44:05,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:44:05,687 INFO L225 Difference]: With dead ends: 10900 [2023-11-29 04:44:05,687 INFO L226 Difference]: Without dead ends: 10898 [2023-11-29 04:44:05,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:44:05,694 INFO L413 NwaCegarLoop]: 10348 mSDtfsCounter, 7003 mSDsluCounter, 33793 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7003 SdHoareTripleChecker+Valid, 44141 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:44:05,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7003 Valid, 44141 Invalid, 386 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 17.9s Time] [2023-11-29 04:44:05,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10898 states. [2023-11-29 04:44:05,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10898 to 10896. [2023-11-29 04:44:06,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10896 states, 10281 states have (on average 1.1774146483805077) internal successors, (12105), 10315 states have internal predecessors, (12105), 543 states have call successors, (543), 71 states have call predecessors, (543), 71 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:44:06,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10896 states to 10896 states and 13201 transitions. [2023-11-29 04:44:06,037 INFO L78 Accepts]: Start accepts. Automaton has 10896 states and 13201 transitions. Word has length 3347 [2023-11-29 04:44:06,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:44:06,043 INFO L495 AbstractCegarLoop]: Abstraction has 10896 states and 13201 transitions. [2023-11-29 04:44:06,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 668.8) internal successors, (3344), 5 states have internal predecessors, (3344), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 04:44:06,044 INFO L276 IsEmpty]: Start isEmpty. Operand 10896 states and 13201 transitions. [2023-11-29 04:44:06,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3354 [2023-11-29 04:44:06,157 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:44:06,159 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:44:06,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 04:44:06,160 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:44:06,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:44:06,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1006185109, now seen corresponding path program 1 times [2023-11-29 04:44:06,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:44:06,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224950371] [2023-11-29 04:44:06,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:44:06,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:44:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:45:02,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3337 [2023-11-29 04:45:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:45:02,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3343 [2023-11-29 04:45:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:45:02,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 04:45:02,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:45:02,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224950371] [2023-11-29 04:45:02,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224950371] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:45:02,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:45:02,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:45:02,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952281367] [2023-11-29 04:45:02,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:45:02,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:45:02,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:45:02,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:45:02,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:45:02,456 INFO L87 Difference]: Start difference. First operand 10896 states and 13201 transitions. Second operand has 6 states, 5 states have (on average 669.0) internal successors, (3345), 5 states have internal predecessors, (3345), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:45:06,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:45:10,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:45:14,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:45:19,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:45:20,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:45:20,145 INFO L93 Difference]: Finished difference Result 10904 states and 13207 transitions. [2023-11-29 04:45:20,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:45:20,147 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 669.0) internal successors, (3345), 5 states have internal predecessors, (3345), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 3353 [2023-11-29 04:45:20,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:45:20,184 INFO L225 Difference]: With dead ends: 10904 [2023-11-29 04:45:20,184 INFO L226 Difference]: Without dead ends: 10902 [2023-11-29 04:45:20,187 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:45:20,188 INFO L413 NwaCegarLoop]: 10348 mSDtfsCounter, 7001 mSDsluCounter, 33793 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7001 SdHoareTripleChecker+Valid, 44141 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:45:20,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7001 Valid, 44141 Invalid, 386 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 17.3s Time] [2023-11-29 04:45:20,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10902 states. [2023-11-29 04:45:20,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10902 to 10900. [2023-11-29 04:45:20,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10900 states, 10284 states have (on average 1.177362893815636) internal successors, (12108), 10318 states have internal predecessors, (12108), 543 states have call successors, (543), 72 states have call predecessors, (543), 72 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:45:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10900 states to 10900 states and 13204 transitions. [2023-11-29 04:45:20,485 INFO L78 Accepts]: Start accepts. Automaton has 10900 states and 13204 transitions. Word has length 3353 [2023-11-29 04:45:20,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:45:20,488 INFO L495 AbstractCegarLoop]: Abstraction has 10900 states and 13204 transitions. [2023-11-29 04:45:20,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 669.0) internal successors, (3345), 5 states have internal predecessors, (3345), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:45:20,489 INFO L276 IsEmpty]: Start isEmpty. Operand 10900 states and 13204 transitions. [2023-11-29 04:45:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3360 [2023-11-29 04:45:20,612 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:45:20,614 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:45:20,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 04:45:20,614 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:45:20,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:45:20,616 INFO L85 PathProgramCache]: Analyzing trace with hash 214611003, now seen corresponding path program 1 times [2023-11-29 04:45:20,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:45:20,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090618891] [2023-11-29 04:45:20,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:45:20,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:46:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:46:14,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3337 [2023-11-29 04:46:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:46:14,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3343 [2023-11-29 04:46:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:46:14,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3349 [2023-11-29 04:46:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:46:14,318 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 04:46:14,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:46:14,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090618891] [2023-11-29 04:46:14,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090618891] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:46:14,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:46:14,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:46:14,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213039235] [2023-11-29 04:46:14,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:46:14,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:46:14,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:46:14,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:46:14,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:46:14,327 INFO L87 Difference]: Start difference. First operand 10900 states and 13204 transitions. Second operand has 6 states, 5 states have (on average 669.2) internal successors, (3346), 5 states have internal predecessors, (3346), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 04:46:18,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:46:22,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:46:26,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:46:31,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:46:31,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:46:31,985 INFO L93 Difference]: Finished difference Result 10908 states and 13210 transitions. [2023-11-29 04:46:31,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:46:31,986 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 669.2) internal successors, (3346), 5 states have internal predecessors, (3346), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 3359 [2023-11-29 04:46:31,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:46:32,022 INFO L225 Difference]: With dead ends: 10908 [2023-11-29 04:46:32,022 INFO L226 Difference]: Without dead ends: 10906 [2023-11-29 04:46:32,027 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:46:32,028 INFO L413 NwaCegarLoop]: 10348 mSDtfsCounter, 6999 mSDsluCounter, 33793 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6999 SdHoareTripleChecker+Valid, 44141 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:46:32,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6999 Valid, 44141 Invalid, 386 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 17.3s Time] [2023-11-29 04:46:32,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10906 states. [2023-11-29 04:46:32,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10906 to 10904. [2023-11-29 04:46:32,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10904 states, 10287 states have (on average 1.1773111694371536) internal successors, (12111), 10321 states have internal predecessors, (12111), 543 states have call successors, (543), 73 states have call predecessors, (543), 73 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:46:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10904 states to 10904 states and 13207 transitions. [2023-11-29 04:46:32,379 INFO L78 Accepts]: Start accepts. Automaton has 10904 states and 13207 transitions. Word has length 3359 [2023-11-29 04:46:32,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:46:32,382 INFO L495 AbstractCegarLoop]: Abstraction has 10904 states and 13207 transitions. [2023-11-29 04:46:32,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 669.2) internal successors, (3346), 5 states have internal predecessors, (3346), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 04:46:32,383 INFO L276 IsEmpty]: Start isEmpty. Operand 10904 states and 13207 transitions. [2023-11-29 04:46:32,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3366 [2023-11-29 04:46:32,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:46:32,478 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:46:32,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 04:46:32,478 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:46:32,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:46:32,479 INFO L85 PathProgramCache]: Analyzing trace with hash 491192329, now seen corresponding path program 1 times [2023-11-29 04:46:32,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:46:32,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422977814] [2023-11-29 04:46:32,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:46:32,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:47:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:47:28,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3337 [2023-11-29 04:47:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:47:28,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3343 [2023-11-29 04:47:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:47:28,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3349 [2023-11-29 04:47:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:47:28,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3355 [2023-11-29 04:47:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:47:28,857 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-29 04:47:28,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:47:28,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422977814] [2023-11-29 04:47:28,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422977814] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:47:28,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:47:28,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:47:28,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034395673] [2023-11-29 04:47:28,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:47:28,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:47:28,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:47:28,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:47:28,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:47:28,867 INFO L87 Difference]: Start difference. First operand 10904 states and 13207 transitions. Second operand has 6 states, 5 states have (on average 669.4) internal successors, (3347), 5 states have internal predecessors, (3347), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 04:47:33,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:47:37,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:47:41,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:47:46,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:47:46,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:47:46,834 INFO L93 Difference]: Finished difference Result 10912 states and 13213 transitions. [2023-11-29 04:47:46,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:47:46,835 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 669.4) internal successors, (3347), 5 states have internal predecessors, (3347), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 3365 [2023-11-29 04:47:46,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:47:46,855 INFO L225 Difference]: With dead ends: 10912 [2023-11-29 04:47:46,856 INFO L226 Difference]: Without dead ends: 10910 [2023-11-29 04:47:46,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:47:46,860 INFO L413 NwaCegarLoop]: 10348 mSDtfsCounter, 6997 mSDsluCounter, 33793 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6997 SdHoareTripleChecker+Valid, 44141 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2023-11-29 04:47:46,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6997 Valid, 44141 Invalid, 386 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 17.6s Time] [2023-11-29 04:47:46,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10910 states. [2023-11-29 04:47:47,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10910 to 10908. [2023-11-29 04:47:47,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10908 states, 10290 states have (on average 1.177259475218659) internal successors, (12114), 10324 states have internal predecessors, (12114), 543 states have call successors, (543), 74 states have call predecessors, (543), 74 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:47:47,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10908 states to 10908 states and 13210 transitions. [2023-11-29 04:47:47,166 INFO L78 Accepts]: Start accepts. Automaton has 10908 states and 13210 transitions. Word has length 3365 [2023-11-29 04:47:47,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:47:47,169 INFO L495 AbstractCegarLoop]: Abstraction has 10908 states and 13210 transitions. [2023-11-29 04:47:47,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 669.4) internal successors, (3347), 5 states have internal predecessors, (3347), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 04:47:47,170 INFO L276 IsEmpty]: Start isEmpty. Operand 10908 states and 13210 transitions. [2023-11-29 04:47:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3372 [2023-11-29 04:47:47,277 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:47:47,279 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:47:47,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 04:47:47,279 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:47:47,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:47:47,281 INFO L85 PathProgramCache]: Analyzing trace with hash -387349931, now seen corresponding path program 1 times [2023-11-29 04:47:47,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:47:47,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201942939] [2023-11-29 04:47:47,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:47:47,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:48:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:48:41,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3337 [2023-11-29 04:48:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:48:41,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3343 [2023-11-29 04:48:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:48:41,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3349 [2023-11-29 04:48:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:48:41,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3355 [2023-11-29 04:48:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:48:41,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3361 [2023-11-29 04:48:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:48:41,460 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-29 04:48:41,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:48:41,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201942939] [2023-11-29 04:48:41,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201942939] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:48:41,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:48:41,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:48:41,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205760711] [2023-11-29 04:48:41,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:48:41,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:48:41,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:48:41,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:48:41,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:48:41,469 INFO L87 Difference]: Start difference. First operand 10908 states and 13210 transitions. Second operand has 6 states, 5 states have (on average 669.6) internal successors, (3348), 5 states have internal predecessors, (3348), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-29 04:48:45,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:48:49,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:48:54,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:48:58,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:48:59,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:48:59,020 INFO L93 Difference]: Finished difference Result 10916 states and 13216 transitions. [2023-11-29 04:48:59,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:48:59,021 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 669.6) internal successors, (3348), 5 states have internal predecessors, (3348), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 3371 [2023-11-29 04:48:59,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:48:59,042 INFO L225 Difference]: With dead ends: 10916 [2023-11-29 04:48:59,042 INFO L226 Difference]: Without dead ends: 10914 [2023-11-29 04:48:59,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:48:59,045 INFO L413 NwaCegarLoop]: 10348 mSDtfsCounter, 6995 mSDsluCounter, 33793 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6995 SdHoareTripleChecker+Valid, 44141 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:48:59,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6995 Valid, 44141 Invalid, 386 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 17.2s Time] [2023-11-29 04:48:59,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10914 states. [2023-11-29 04:48:59,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10914 to 10912. [2023-11-29 04:48:59,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10912 states, 10293 states have (on average 1.1772078111337803) internal successors, (12117), 10327 states have internal predecessors, (12117), 543 states have call successors, (543), 75 states have call predecessors, (543), 75 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:48:59,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10912 states to 10912 states and 13213 transitions. [2023-11-29 04:48:59,338 INFO L78 Accepts]: Start accepts. Automaton has 10912 states and 13213 transitions. Word has length 3371 [2023-11-29 04:48:59,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:48:59,341 INFO L495 AbstractCegarLoop]: Abstraction has 10912 states and 13213 transitions. [2023-11-29 04:48:59,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 669.6) internal successors, (3348), 5 states have internal predecessors, (3348), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-29 04:48:59,342 INFO L276 IsEmpty]: Start isEmpty. Operand 10912 states and 13213 transitions. [2023-11-29 04:48:59,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3378 [2023-11-29 04:48:59,495 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:48:59,497 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:48:59,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 04:48:59,497 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:48:59,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:48:59,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1794972513, now seen corresponding path program 1 times [2023-11-29 04:48:59,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:48:59,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757239327] [2023-11-29 04:48:59,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:48:59,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:49:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:49:50,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3337 [2023-11-29 04:49:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:49:50,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3343 [2023-11-29 04:49:50,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:49:50,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3349 [2023-11-29 04:49:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:49:50,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3355 [2023-11-29 04:49:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:49:50,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3361 [2023-11-29 04:49:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:49:50,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3367 [2023-11-29 04:49:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:49:50,285 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-29 04:49:50,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:49:50,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757239327] [2023-11-29 04:49:50,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757239327] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:49:50,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:49:50,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:49:50,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651819788] [2023-11-29 04:49:50,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:49:50,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:49:50,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:49:50,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:49:50,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:49:50,292 INFO L87 Difference]: Start difference. First operand 10912 states and 13213 transitions. Second operand has 6 states, 5 states have (on average 669.8) internal successors, (3349), 5 states have internal predecessors, (3349), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-29 04:49:54,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:49:58,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:50:02,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:50:07,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:50:08,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:50:08,424 INFO L93 Difference]: Finished difference Result 10920 states and 13219 transitions. [2023-11-29 04:50:08,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:50:08,425 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 669.8) internal successors, (3349), 5 states have internal predecessors, (3349), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 3377 [2023-11-29 04:50:08,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:50:08,485 INFO L225 Difference]: With dead ends: 10920 [2023-11-29 04:50:08,486 INFO L226 Difference]: Without dead ends: 10918 [2023-11-29 04:50:08,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:50:08,488 INFO L413 NwaCegarLoop]: 10348 mSDtfsCounter, 6993 mSDsluCounter, 33793 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6993 SdHoareTripleChecker+Valid, 44141 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:50:08,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6993 Valid, 44141 Invalid, 386 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 17.8s Time] [2023-11-29 04:50:08,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10918 states. [2023-11-29 04:50:08,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10918 to 10916. [2023-11-29 04:50:08,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10916 states, 10296 states have (on average 1.1771561771561772) internal successors, (12120), 10330 states have internal predecessors, (12120), 543 states have call successors, (543), 76 states have call predecessors, (543), 76 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:50:08,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10916 states to 10916 states and 13216 transitions. [2023-11-29 04:50:08,735 INFO L78 Accepts]: Start accepts. Automaton has 10916 states and 13216 transitions. Word has length 3377 [2023-11-29 04:50:08,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:50:08,737 INFO L495 AbstractCegarLoop]: Abstraction has 10916 states and 13216 transitions. [2023-11-29 04:50:08,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 669.8) internal successors, (3349), 5 states have internal predecessors, (3349), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-29 04:50:08,738 INFO L276 IsEmpty]: Start isEmpty. Operand 10916 states and 13216 transitions. [2023-11-29 04:50:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3384 [2023-11-29 04:50:08,808 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:50:08,809 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:50:08,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 04:50:08,810 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:50:08,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:50:08,811 INFO L85 PathProgramCache]: Analyzing trace with hash 2065608807, now seen corresponding path program 1 times [2023-11-29 04:50:08,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:50:08,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447854162] [2023-11-29 04:50:08,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:50:08,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:50:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:00,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3337 [2023-11-29 04:51:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:00,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3343 [2023-11-29 04:51:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:00,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3349 [2023-11-29 04:51:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:00,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3355 [2023-11-29 04:51:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:00,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3361 [2023-11-29 04:51:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:00,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3367 [2023-11-29 04:51:00,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:00,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3373 [2023-11-29 04:51:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:51:00,735 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-29 04:51:00,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:51:00,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447854162] [2023-11-29 04:51:00,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447854162] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:51:00,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:51:00,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:51:00,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302323937] [2023-11-29 04:51:00,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:51:00,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:51:00,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:51:00,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:51:00,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:51:00,745 INFO L87 Difference]: Start difference. First operand 10916 states and 13216 transitions. Second operand has 6 states, 5 states have (on average 670.0) internal successors, (3350), 5 states have internal predecessors, (3350), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-29 04:51:05,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:51:09,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:51:13,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:51:17,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:51:19,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:51:19,003 INFO L93 Difference]: Finished difference Result 10924 states and 13222 transitions. [2023-11-29 04:51:19,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:51:19,004 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 670.0) internal successors, (3350), 5 states have internal predecessors, (3350), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 3383 [2023-11-29 04:51:19,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:51:19,026 INFO L225 Difference]: With dead ends: 10924 [2023-11-29 04:51:19,027 INFO L226 Difference]: Without dead ends: 10922 [2023-11-29 04:51:19,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:51:19,031 INFO L413 NwaCegarLoop]: 10348 mSDtfsCounter, 6991 mSDsluCounter, 33793 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6991 SdHoareTripleChecker+Valid, 44141 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:51:19,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6991 Valid, 44141 Invalid, 386 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 17.8s Time] [2023-11-29 04:51:19,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10922 states. [2023-11-29 04:51:19,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10922 to 10920. [2023-11-29 04:51:19,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10920 states, 10299 states have (on average 1.1771045732595398) internal successors, (12123), 10333 states have internal predecessors, (12123), 543 states have call successors, (543), 77 states have call predecessors, (543), 77 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:51:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10920 states to 10920 states and 13219 transitions. [2023-11-29 04:51:19,275 INFO L78 Accepts]: Start accepts. Automaton has 10920 states and 13219 transitions. Word has length 3383 [2023-11-29 04:51:19,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:51:19,277 INFO L495 AbstractCegarLoop]: Abstraction has 10920 states and 13219 transitions. [2023-11-29 04:51:19,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 670.0) internal successors, (3350), 5 states have internal predecessors, (3350), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-29 04:51:19,278 INFO L276 IsEmpty]: Start isEmpty. Operand 10920 states and 13219 transitions. [2023-11-29 04:51:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3390 [2023-11-29 04:51:19,385 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:51:19,387 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:51:19,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 04:51:19,387 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:51:19,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:51:19,388 INFO L85 PathProgramCache]: Analyzing trace with hash 156978989, now seen corresponding path program 1 times [2023-11-29 04:51:19,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:51:19,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134588038] [2023-11-29 04:51:19,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:51:19,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:52:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:10,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3337 [2023-11-29 04:52:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:10,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3343 [2023-11-29 04:52:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:10,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3349 [2023-11-29 04:52:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:10,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3355 [2023-11-29 04:52:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:10,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3361 [2023-11-29 04:52:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:10,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3367 [2023-11-29 04:52:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:10,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3373 [2023-11-29 04:52:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:10,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3379 [2023-11-29 04:52:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:52:10,570 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-29 04:52:10,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:52:10,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134588038] [2023-11-29 04:52:10,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134588038] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:52:10,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:52:10,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:52:10,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519037391] [2023-11-29 04:52:10,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:52:10,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:52:10,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:52:10,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:52:10,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:52:10,581 INFO L87 Difference]: Start difference. First operand 10920 states and 13219 transitions. Second operand has 6 states, 5 states have (on average 670.2) internal successors, (3351), 5 states have internal predecessors, (3351), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2023-11-29 04:52:15,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:52:19,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:52:23,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:52:27,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:52:28,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:52:28,893 INFO L93 Difference]: Finished difference Result 10928 states and 13225 transitions. [2023-11-29 04:52:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:52:28,895 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 670.2) internal successors, (3351), 5 states have internal predecessors, (3351), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 3389 [2023-11-29 04:52:28,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:52:28,916 INFO L225 Difference]: With dead ends: 10928 [2023-11-29 04:52:28,916 INFO L226 Difference]: Without dead ends: 10926 [2023-11-29 04:52:28,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:52:28,922 INFO L413 NwaCegarLoop]: 10348 mSDtfsCounter, 6989 mSDsluCounter, 33793 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6989 SdHoareTripleChecker+Valid, 44141 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:52:28,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6989 Valid, 44141 Invalid, 386 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 18.0s Time] [2023-11-29 04:52:28,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10926 states. [2023-11-29 04:52:29,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10926 to 10924. [2023-11-29 04:52:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10924 states, 10302 states have (on average 1.177052999417589) internal successors, (12126), 10336 states have internal predecessors, (12126), 543 states have call successors, (543), 78 states have call predecessors, (543), 78 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:52:29,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10924 states to 10924 states and 13222 transitions. [2023-11-29 04:52:29,151 INFO L78 Accepts]: Start accepts. Automaton has 10924 states and 13222 transitions. Word has length 3389 [2023-11-29 04:52:29,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:52:29,153 INFO L495 AbstractCegarLoop]: Abstraction has 10924 states and 13222 transitions. [2023-11-29 04:52:29,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 670.2) internal successors, (3351), 5 states have internal predecessors, (3351), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2023-11-29 04:52:29,154 INFO L276 IsEmpty]: Start isEmpty. Operand 10924 states and 13222 transitions. [2023-11-29 04:52:29,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3396 [2023-11-29 04:52:29,224 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:52:29,226 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:52:29,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 04:52:29,226 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:52:29,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:52:29,228 INFO L85 PathProgramCache]: Analyzing trace with hash 12716657, now seen corresponding path program 1 times [2023-11-29 04:52:29,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:52:29,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703465532] [2023-11-29 04:52:29,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:52:29,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3337 [2023-11-29 04:53:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3343 [2023-11-29 04:53:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3349 [2023-11-29 04:53:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3355 [2023-11-29 04:53:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3361 [2023-11-29 04:53:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3367 [2023-11-29 04:53:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3373 [2023-11-29 04:53:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3379 [2023-11-29 04:53:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3385 [2023-11-29 04:53:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:20,340 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-29 04:53:20,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:20,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703465532] [2023-11-29 04:53:20,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703465532] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:20,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:20,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 04:53:20,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381324409] [2023-11-29 04:53:20,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:20,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:53:20,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:20,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:53:20,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:53:20,348 INFO L87 Difference]: Start difference. First operand 10924 states and 13222 transitions. Second operand has 6 states, 5 states have (on average 670.4) internal successors, (3352), 5 states have internal predecessors, (3352), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-29 04:53:24,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:53:28,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:53:32,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:53:36,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:53:38,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:38,293 INFO L93 Difference]: Finished difference Result 10932 states and 13228 transitions. [2023-11-29 04:53:38,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:53:38,294 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 670.4) internal successors, (3352), 5 states have internal predecessors, (3352), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 3395 [2023-11-29 04:53:38,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:38,312 INFO L225 Difference]: With dead ends: 10932 [2023-11-29 04:53:38,312 INFO L226 Difference]: Without dead ends: 10930 [2023-11-29 04:53:38,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:53:38,317 INFO L413 NwaCegarLoop]: 10348 mSDtfsCounter, 6987 mSDsluCounter, 33793 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6987 SdHoareTripleChecker+Valid, 44141 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:38,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6987 Valid, 44141 Invalid, 386 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 379 Invalid, 4 Unknown, 0 Unchecked, 17.5s Time] [2023-11-29 04:53:38,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10930 states. [2023-11-29 04:53:38,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10930 to 10928. [2023-11-29 04:53:38,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10928 states, 10305 states have (on average 1.1770014556040758) internal successors, (12129), 10339 states have internal predecessors, (12129), 543 states have call successors, (543), 79 states have call predecessors, (543), 79 states have return successors, (553), 528 states have call predecessors, (553), 541 states have call successors, (553) [2023-11-29 04:53:38,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10928 states to 10928 states and 13225 transitions. [2023-11-29 04:53:38,599 INFO L78 Accepts]: Start accepts. Automaton has 10928 states and 13225 transitions. Word has length 3395 [2023-11-29 04:53:38,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:38,601 INFO L495 AbstractCegarLoop]: Abstraction has 10928 states and 13225 transitions. [2023-11-29 04:53:38,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 670.4) internal successors, (3352), 5 states have internal predecessors, (3352), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-29 04:53:38,602 INFO L276 IsEmpty]: Start isEmpty. Operand 10928 states and 13225 transitions. [2023-11-29 04:53:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3402 [2023-11-29 04:53:38,694 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:38,695 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:38,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 04:53:38,696 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:38,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:38,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1851847757, now seen corresponding path program 1 times [2023-11-29 04:53:38,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:38,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502851812] [2023-11-29 04:53:38,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:38,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms