./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label25.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --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 b3a00e8e91353fe2867235d39a21deaf6e027bf890f337090cb073a769f36f77 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:47:33,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:47:33,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:47:33,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:47:33,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:47:33,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:47:33,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:47:33,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:47:33,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:47:33,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:47:33,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:47:33,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:47:33,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:47:33,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:47:33,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:47:33,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:47:33,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:47:33,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:47:33,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:47:33,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:47:33,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:47:33,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:47:33,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:47:33,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:47:33,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:47:33,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:47:33,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:47:33,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:47:33,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:47:33,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:47:33,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:47:33,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:47:33,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:47:33,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:47:33,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:47:33,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:47:33,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:47:33,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:47:33,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:47:33,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:47:33,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:47:33,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 18:47:33,540 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:47:33,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:47:33,540 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:47:33,541 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:47:33,541 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:47:33,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:47:33,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:47:33,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:47:33,543 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:47:33,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:47:33,544 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:47:33,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:47:33,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:47:33,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:47:33,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:47:33,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:47:33,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:47:33,545 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:47:33,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:47:33,546 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:47:33,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:47:33,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:47:33,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:47:33,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:47:33,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:47:33,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:47:33,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:47:33,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:47:33,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:47:33,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:47:33,548 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:47:33,549 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:47:33,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:47:33,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3a00e8e91353fe2867235d39a21deaf6e027bf890f337090cb073a769f36f77 [2022-11-18 18:47:33,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:47:33,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:47:33,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:47:33,821 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:47:33,822 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:47:33,823 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/eca-rers2012/Problem16_label25.c [2022-11-18 18:47:33,940 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/data/06248fa24/12c863b0819f41dc934a7649b38a9e59/FLAG383ccd1b9 [2022-11-18 18:47:34,727 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:47:34,727 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/sv-benchmarks/c/eca-rers2012/Problem16_label25.c [2022-11-18 18:47:34,751 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/data/06248fa24/12c863b0819f41dc934a7649b38a9e59/FLAG383ccd1b9 [2022-11-18 18:47:34,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/data/06248fa24/12c863b0819f41dc934a7649b38a9e59 [2022-11-18 18:47:34,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:47:34,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:47:34,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:47:34,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:47:34,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:47:34,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:47:34" (1/1) ... [2022-11-18 18:47:34,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43d68931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:34, skipping insertion in model container [2022-11-18 18:47:34,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:47:34" (1/1) ... [2022-11-18 18:47:34,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:47:35,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:47:35,361 WARN L234 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_3624ecbc-080a-41c4-b38c-c0ff6778ab12/sv-benchmarks/c/eca-rers2012/Problem16_label25.c[5318,5331] [2022-11-18 18:47:35,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:47:35,791 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:47:35,829 WARN L234 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_3624ecbc-080a-41c4-b38c-c0ff6778ab12/sv-benchmarks/c/eca-rers2012/Problem16_label25.c[5318,5331] [2022-11-18 18:47:36,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:47:36,063 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:47:36,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36 WrapperNode [2022-11-18 18:47:36,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:47:36,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:47:36,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:47:36,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:47:36,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,290 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-11-18 18:47:36,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:47:36,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:47:36,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:47:36,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:47:36,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,472 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:47:36,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:47:36,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:47:36,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:47:36,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (1/1) ... [2022-11-18 18:47:36,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:47:36,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:47:36,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:47:36,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:47:36,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:47:36,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:47:36,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:47:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:47:36,696 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:47:36,699 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:47:39,482 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:47:39,498 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:47:39,503 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 18:47:39,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:47:39 BoogieIcfgContainer [2022-11-18 18:47:39,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:47:39,510 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:47:39,510 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:47:39,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:47:39,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:47:34" (1/3) ... [2022-11-18 18:47:39,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54805e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:47:39, skipping insertion in model container [2022-11-18 18:47:39,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:47:36" (2/3) ... [2022-11-18 18:47:39,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54805e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:47:39, skipping insertion in model container [2022-11-18 18:47:39,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:47:39" (3/3) ... [2022-11-18 18:47:39,517 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label25.c [2022-11-18 18:47:39,538 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:47:39,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 18:47:39,613 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:47:39,620 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=LoopsAndPotentialCycles, 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;@44591aa3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:47:39,621 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 18:47:39,627 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:39,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-18 18:47:39,636 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:39,637 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] [2022-11-18 18:47:39,640 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:39,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:39,647 INFO L85 PathProgramCache]: Analyzing trace with hash 761214138, now seen corresponding path program 1 times [2022-11-18 18:47:39,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:39,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304915122] [2022-11-18 18:47:39,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:39,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:40,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:40,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:40,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304915122] [2022-11-18 18:47:40,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304915122] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:40,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:40,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:47:40,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77797386] [2022-11-18 18:47:40,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:40,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:47:40,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:40,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:47:40,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:40,291 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:43,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:43,266 INFO L93 Difference]: Finished difference Result 1137 states and 2118 transitions. [2022-11-18 18:47:43,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:47:43,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2022-11-18 18:47:43,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:43,287 INFO L225 Difference]: With dead ends: 1137 [2022-11-18 18:47:43,287 INFO L226 Difference]: Without dead ends: 662 [2022-11-18 18:47:43,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:43,296 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 334 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 429 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:43,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [334 Valid, 114 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [429 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-18 18:47:43,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-11-18 18:47:43,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-11-18 18:47:43,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.7004538577912254) internal successors, (1124), 661 states have internal predecessors, (1124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:43,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2022-11-18 18:47:43,380 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 50 [2022-11-18 18:47:43,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:43,380 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2022-11-18 18:47:43,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:43,381 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2022-11-18 18:47:43,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-18 18:47:43,385 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:43,385 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 18:47:43,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 18:47:43,386 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:43,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:43,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1369025113, now seen corresponding path program 1 times [2022-11-18 18:47:43,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:43,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436649331] [2022-11-18 18:47:43,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:43,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:43,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:43,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436649331] [2022-11-18 18:47:43,563 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436649331] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:43,563 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:43,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:47:43,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202903861] [2022-11-18 18:47:43,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:43,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:47:43,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:43,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:47:43,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:43,569 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:45,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:45,632 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2022-11-18 18:47:45,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:47:45,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2022-11-18 18:47:45,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:45,638 INFO L225 Difference]: With dead ends: 1980 [2022-11-18 18:47:45,639 INFO L226 Difference]: Without dead ends: 1320 [2022-11-18 18:47:45,641 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:45,642 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 343 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 401 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 401 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:45,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 77 Invalid, 1283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [401 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-18 18:47:45,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-11-18 18:47:45,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-11-18 18:47:45,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.620166793025019) internal successors, (2137), 1319 states have internal predecessors, (2137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:45,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2022-11-18 18:47:45,730 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 116 [2022-11-18 18:47:45,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:45,732 INFO L495 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2022-11-18 18:47:45,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:45,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2022-11-18 18:47:45,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-18 18:47:45,740 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:45,740 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 18:47:45,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 18:47:45,741 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:45,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:45,742 INFO L85 PathProgramCache]: Analyzing trace with hash 73847739, now seen corresponding path program 1 times [2022-11-18 18:47:45,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:45,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030196390] [2022-11-18 18:47:45,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:45,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:45,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:45,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030196390] [2022-11-18 18:47:45,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030196390] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:45,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:45,937 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:47:45,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063618251] [2022-11-18 18:47:45,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:45,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:47:45,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:45,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:47:45,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:45,939 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 2 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:47,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:47,812 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2022-11-18 18:47:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:47:47,813 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 2 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2022-11-18 18:47:47,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:47,820 INFO L225 Difference]: With dead ends: 3296 [2022-11-18 18:47:47,821 INFO L226 Difference]: Without dead ends: 1978 [2022-11-18 18:47:47,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:47,824 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 381 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:47,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 155 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-18 18:47:47,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2022-11-18 18:47:47,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2022-11-18 18:47:47,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.3323216995447649) internal successors, (2634), 1977 states have internal predecessors, (2634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:47,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2022-11-18 18:47:47,869 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 117 [2022-11-18 18:47:47,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:47,869 INFO L495 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2022-11-18 18:47:47,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 2 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2022-11-18 18:47:47,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-18 18:47:47,873 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:47,874 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 18:47:47,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 18:47:47,874 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:47,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:47,875 INFO L85 PathProgramCache]: Analyzing trace with hash -41347243, now seen corresponding path program 1 times [2022-11-18 18:47:47,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:47,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392850437] [2022-11-18 18:47:47,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:47,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:48,262 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:48,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:48,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392850437] [2022-11-18 18:47:48,263 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392850437] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:48,263 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:48,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:47:48,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981990316] [2022-11-18 18:47:48,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:48,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:47:48,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:48,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:47:48,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:48,267 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 2 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:50,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:50,240 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2022-11-18 18:47:50,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:47:50,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 2 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 209 [2022-11-18 18:47:50,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:50,253 INFO L225 Difference]: With dead ends: 5928 [2022-11-18 18:47:50,254 INFO L226 Difference]: Without dead ends: 3952 [2022-11-18 18:47:50,256 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:50,258 INFO L413 NwaCegarLoop]: 254 mSDtfsCounter, 181 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:50,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 259 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-18 18:47:50,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-11-18 18:47:50,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-11-18 18:47:50,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.216400911161731) internal successors, (4806), 3951 states have internal predecessors, (4806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:50,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2022-11-18 18:47:50,337 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 209 [2022-11-18 18:47:50,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:50,338 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2022-11-18 18:47:50,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 2 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:50,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2022-11-18 18:47:50,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-11-18 18:47:50,342 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:50,343 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 18:47:50,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 18:47:50,343 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:50,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:50,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1563186754, now seen corresponding path program 1 times [2022-11-18 18:47:50,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:50,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116890891] [2022-11-18 18:47:50,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:50,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:51,240 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:51,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:51,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116890891] [2022-11-18 18:47:51,241 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116890891] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:51,241 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:51,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:47:51,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746128398] [2022-11-18 18:47:51,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:51,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 18:47:51,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:51,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 18:47:51,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 18:47:51,246 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand has 4 states, 4 states have (on average 73.75) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:53,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:53,260 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2022-11-18 18:47:53,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 18:47:53,261 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 73.75) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 295 [2022-11-18 18:47:53,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:53,276 INFO L225 Difference]: With dead ends: 8269 [2022-11-18 18:47:53,276 INFO L226 Difference]: Without dead ends: 4319 [2022-11-18 18:47:53,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 18:47:53,291 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 175 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:53,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 371 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-18 18:47:53,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2022-11-18 18:47:53,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2022-11-18 18:47:53,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 4280 states have (on average 1.2011682242990653) internal successors, (5141), 4280 states have internal predecessors, (5141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:53,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2022-11-18 18:47:53,399 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 295 [2022-11-18 18:47:53,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:53,401 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2022-11-18 18:47:53,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 73.75) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2022-11-18 18:47:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-11-18 18:47:53,413 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:53,413 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 18:47:53,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 18:47:53,415 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:53,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:53,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1803491121, now seen corresponding path program 1 times [2022-11-18 18:47:53,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:53,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174031684] [2022-11-18 18:47:53,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:53,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:54,237 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:54,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:54,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174031684] [2022-11-18 18:47:54,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174031684] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:54,238 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:54,238 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:47:54,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663981386] [2022-11-18 18:47:54,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:54,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:47:54,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:54,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:47:54,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:47:54,241 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand has 7 states, 7 states have (on average 54.57142857142857) internal successors, (382), 6 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:56,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:56,584 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2022-11-18 18:47:56,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 18:47:56,585 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 54.57142857142857) internal successors, (382), 6 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 382 [2022-11-18 18:47:56,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:56,598 INFO L225 Difference]: With dead ends: 8090 [2022-11-18 18:47:56,598 INFO L226 Difference]: Without dead ends: 3952 [2022-11-18 18:47:56,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:47:56,603 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 371 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:56,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 290 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-18 18:47:56,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-11-18 18:47:56,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-11-18 18:47:56,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.0802328524424196) internal successors, (4268), 3951 states have internal predecessors, (4268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:56,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2022-11-18 18:47:56,687 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 382 [2022-11-18 18:47:56,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:56,687 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2022-11-18 18:47:56,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 54.57142857142857) internal successors, (382), 6 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:56,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2022-11-18 18:47:56,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2022-11-18 18:47:56,695 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:56,696 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 18:47:56,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 18:47:56,696 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:56,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:56,697 INFO L85 PathProgramCache]: Analyzing trace with hash -231398281, now seen corresponding path program 1 times [2022-11-18 18:47:56,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:56,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365651127] [2022-11-18 18:47:56,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:56,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:57,124 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-11-18 18:47:57,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:57,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365651127] [2022-11-18 18:47:57,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365651127] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:57,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:57,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:47:57,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719730711] [2022-11-18 18:47:57,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:57,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:47:57,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:57,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:47:57,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:57,128 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:58,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:47:58,486 INFO L93 Difference]: Finished difference Result 9218 states and 10060 transitions. [2022-11-18 18:47:58,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:47:58,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 389 [2022-11-18 18:47:58,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:47:58,504 INFO L225 Difference]: With dead ends: 9218 [2022-11-18 18:47:58,504 INFO L226 Difference]: Without dead ends: 5597 [2022-11-18 18:47:58,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:58,509 INFO L413 NwaCegarLoop]: 400 mSDtfsCounter, 285 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 759 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-18 18:47:58,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 406 Invalid, 883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 759 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-18 18:47:58,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2022-11-18 18:47:58,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2022-11-18 18:47:58,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.0748749106504647) internal successors, (6015), 5596 states have internal predecessors, (6015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:58,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 6015 transitions. [2022-11-18 18:47:58,617 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 6015 transitions. Word has length 389 [2022-11-18 18:47:58,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:47:58,618 INFO L495 AbstractCegarLoop]: Abstraction has 5597 states and 6015 transitions. [2022-11-18 18:47:58,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:47:58,619 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 6015 transitions. [2022-11-18 18:47:58,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2022-11-18 18:47:58,628 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:47:58,629 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 18:47:58,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 18:47:58,630 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:47:58,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:47:58,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1427750056, now seen corresponding path program 1 times [2022-11-18 18:47:58,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:47:58,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278701474] [2022-11-18 18:47:58,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:47:58,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:47:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:47:59,098 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:47:59,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:47:59,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278701474] [2022-11-18 18:47:59,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278701474] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:47:59,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:47:59,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:47:59,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107759752] [2022-11-18 18:47:59,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:47:59,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:47:59,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:47:59,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:47:59,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:47:59,102 INFO L87 Difference]: Start difference. First operand 5597 states and 6015 transitions. Second operand has 3 states, 3 states have (on average 148.0) internal successors, (444), 3 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:00,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:00,393 INFO L93 Difference]: Finished difference Result 10863 states and 11697 transitions. [2022-11-18 18:48:00,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:00,394 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 148.0) internal successors, (444), 3 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 444 [2022-11-18 18:48:00,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:00,411 INFO L225 Difference]: With dead ends: 10863 [2022-11-18 18:48:00,411 INFO L226 Difference]: Without dead ends: 5597 [2022-11-18 18:48:00,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:00,417 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 178 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:00,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 417 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-18 18:48:00,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2022-11-18 18:48:00,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2022-11-18 18:48:00,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.0491422444603289) internal successors, (5871), 5596 states have internal predecessors, (5871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:00,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 5871 transitions. [2022-11-18 18:48:00,520 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 5871 transitions. Word has length 444 [2022-11-18 18:48:00,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:00,521 INFO L495 AbstractCegarLoop]: Abstraction has 5597 states and 5871 transitions. [2022-11-18 18:48:00,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 148.0) internal successors, (444), 3 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 5871 transitions. [2022-11-18 18:48:00,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2022-11-18 18:48:00,535 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:00,535 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:48:00,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 18:48:00,536 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:00,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:00,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1390777810, now seen corresponding path program 1 times [2022-11-18 18:48:00,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:00,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829647707] [2022-11-18 18:48:00,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:00,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:01,256 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:48:01,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:01,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829647707] [2022-11-18 18:48:01,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829647707] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:01,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:01,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:48:01,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333999563] [2022-11-18 18:48:01,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:01,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 18:48:01,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:01,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 18:48:01,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-18 18:48:01,260 INFO L87 Difference]: Start difference. First operand 5597 states and 5871 transitions. Second operand has 4 states, 4 states have (on average 132.0) internal successors, (528), 3 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:03,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:03,511 INFO L93 Difference]: Finished difference Result 16458 states and 17284 transitions. [2022-11-18 18:48:03,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 18:48:03,512 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 132.0) internal successors, (528), 3 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 528 [2022-11-18 18:48:03,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:03,535 INFO L225 Difference]: With dead ends: 16458 [2022-11-18 18:48:03,535 INFO L226 Difference]: Without dead ends: 11192 [2022-11-18 18:48:03,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-18 18:48:03,542 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 193 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 1621 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:03,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 99 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1621 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-18 18:48:03,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11192 states. [2022-11-18 18:48:03,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11192 to 9216. [2022-11-18 18:48:03,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9216 states, 9215 states have (on average 1.0493760173629951) internal successors, (9670), 9215 states have internal predecessors, (9670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:03,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9216 states to 9216 states and 9670 transitions. [2022-11-18 18:48:03,763 INFO L78 Accepts]: Start accepts. Automaton has 9216 states and 9670 transitions. Word has length 528 [2022-11-18 18:48:03,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:03,764 INFO L495 AbstractCegarLoop]: Abstraction has 9216 states and 9670 transitions. [2022-11-18 18:48:03,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 132.0) internal successors, (528), 3 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:03,765 INFO L276 IsEmpty]: Start isEmpty. Operand 9216 states and 9670 transitions. [2022-11-18 18:48:03,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2022-11-18 18:48:03,780 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:03,780 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 18:48:03,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 18:48:03,781 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:03,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:03,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1785151480, now seen corresponding path program 1 times [2022-11-18 18:48:03,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:03,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024715728] [2022-11-18 18:48:03,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:03,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:04,335 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-11-18 18:48:04,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:04,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024715728] [2022-11-18 18:48:04,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024715728] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:04,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:04,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:48:04,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425900167] [2022-11-18 18:48:04,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:04,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:48:04,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:04,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:48:04,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:04,339 INFO L87 Difference]: Start difference. First operand 9216 states and 9670 transitions. Second operand has 3 states, 3 states have (on average 151.33333333333334) internal successors, (454), 3 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:05,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:05,602 INFO L93 Difference]: Finished difference Result 21062 states and 22144 transitions. [2022-11-18 18:48:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:05,603 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 151.33333333333334) internal successors, (454), 3 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 548 [2022-11-18 18:48:05,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:05,625 INFO L225 Difference]: With dead ends: 21062 [2022-11-18 18:48:05,625 INFO L226 Difference]: Without dead ends: 12177 [2022-11-18 18:48:05,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:05,635 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 190 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:05,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 38 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-18 18:48:05,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2022-11-18 18:48:05,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 11519. [2022-11-18 18:48:05,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11519 states, 11518 states have (on average 1.0467963188053482) internal successors, (12057), 11518 states have internal predecessors, (12057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 12057 transitions. [2022-11-18 18:48:05,839 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 12057 transitions. Word has length 548 [2022-11-18 18:48:05,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:05,840 INFO L495 AbstractCegarLoop]: Abstraction has 11519 states and 12057 transitions. [2022-11-18 18:48:05,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 151.33333333333334) internal successors, (454), 3 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:05,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 12057 transitions. [2022-11-18 18:48:05,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 603 [2022-11-18 18:48:05,897 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:05,897 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-18 18:48:05,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 18:48:05,897 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:05,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:05,898 INFO L85 PathProgramCache]: Analyzing trace with hash -131073, now seen corresponding path program 1 times [2022-11-18 18:48:05,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:05,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031446312] [2022-11-18 18:48:05,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:05,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:07,683 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 412 proven. 156 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-18 18:48:07,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:07,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031446312] [2022-11-18 18:48:07,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031446312] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 18:48:07,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953972576] [2022-11-18 18:48:07,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:07,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:48:07,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:48:07,691 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 18:48:07,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 18:48:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:08,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 18:48:08,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:48:08,461 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 459 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-11-18 18:48:08,475 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:48:08,475 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [953972576] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:08,475 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 18:48:08,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-11-18 18:48:08,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431383663] [2022-11-18 18:48:08,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:08,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:48:08,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:08,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:48:08,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:48:08,479 INFO L87 Difference]: Start difference. First operand 11519 states and 12057 transitions. Second operand has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:10,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:10,142 INFO L93 Difference]: Finished difference Result 25668 states and 26946 transitions. [2022-11-18 18:48:10,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:10,144 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 602 [2022-11-18 18:48:10,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:10,175 INFO L225 Difference]: With dead ends: 25668 [2022-11-18 18:48:10,175 INFO L226 Difference]: Without dead ends: 14480 [2022-11-18 18:48:10,187 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 606 GetRequests, 601 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:48:10,188 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 173 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:10,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 442 Invalid, 825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-18 18:48:10,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2022-11-18 18:48:10,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 13822. [2022-11-18 18:48:10,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.0451486867809854) internal successors, (14445), 13821 states have internal predecessors, (14445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:10,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14445 transitions. [2022-11-18 18:48:10,510 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14445 transitions. Word has length 602 [2022-11-18 18:48:10,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:10,511 INFO L495 AbstractCegarLoop]: Abstraction has 13822 states and 14445 transitions. [2022-11-18 18:48:10,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:10,512 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14445 transitions. [2022-11-18 18:48:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 664 [2022-11-18 18:48:10,522 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:10,522 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 18:48:10,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-18 18:48:10,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:48:10,730 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:10,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:10,731 INFO L85 PathProgramCache]: Analyzing trace with hash -279212467, now seen corresponding path program 1 times [2022-11-18 18:48:10,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:10,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492740783] [2022-11-18 18:48:10,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:10,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2022-11-18 18:48:11,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:11,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492740783] [2022-11-18 18:48:11,260 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492740783] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:11,260 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:11,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:48:11,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8775505] [2022-11-18 18:48:11,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:11,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:48:11,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:11,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:48:11,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:11,263 INFO L87 Difference]: Start difference. First operand 13822 states and 14445 transitions. Second operand has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:12,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:12,569 INFO L93 Difference]: Finished difference Result 27313 states and 28557 transitions. [2022-11-18 18:48:12,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:12,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 663 [2022-11-18 18:48:12,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:12,595 INFO L225 Difference]: With dead ends: 27313 [2022-11-18 18:48:12,595 INFO L226 Difference]: Without dead ends: 13822 [2022-11-18 18:48:12,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:12,605 INFO L413 NwaCegarLoop]: 421 mSDtfsCounter, 297 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:12,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 427 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-18 18:48:12,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2022-11-18 18:48:12,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 12835. [2022-11-18 18:48:12,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12835 states, 12834 states have (on average 1.0424653264765467) internal successors, (13379), 12834 states have internal predecessors, (13379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:12,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13379 transitions. [2022-11-18 18:48:12,804 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13379 transitions. Word has length 663 [2022-11-18 18:48:12,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:12,805 INFO L495 AbstractCegarLoop]: Abstraction has 12835 states and 13379 transitions. [2022-11-18 18:48:12,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:12,806 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13379 transitions. [2022-11-18 18:48:12,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 862 [2022-11-18 18:48:12,823 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:12,824 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:48:12,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 18:48:12,825 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:12,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:12,826 INFO L85 PathProgramCache]: Analyzing trace with hash 713403652, now seen corresponding path program 1 times [2022-11-18 18:48:12,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:12,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381139116] [2022-11-18 18:48:12,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:12,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:13,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 923 trivial. 0 not checked. [2022-11-18 18:48:13,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:13,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381139116] [2022-11-18 18:48:13,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381139116] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:13,647 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:13,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:48:13,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89695844] [2022-11-18 18:48:13,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:13,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:48:13,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:13,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:48:13,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:13,650 INFO L87 Difference]: Start difference. First operand 12835 states and 13379 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:14,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:14,912 INFO L93 Difference]: Finished difference Result 30274 states and 31631 transitions. [2022-11-18 18:48:14,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:14,912 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 861 [2022-11-18 18:48:14,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:14,941 INFO L225 Difference]: With dead ends: 30274 [2022-11-18 18:48:14,941 INFO L226 Difference]: Without dead ends: 16125 [2022-11-18 18:48:14,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:14,952 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 289 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:14,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 430 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-18 18:48:14,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16125 states. [2022-11-18 18:48:15,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16125 to 15796. [2022-11-18 18:48:15,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.0334283000949667) internal successors, (16323), 15795 states have internal predecessors, (16323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:15,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16323 transitions. [2022-11-18 18:48:15,186 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16323 transitions. Word has length 861 [2022-11-18 18:48:15,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:15,187 INFO L495 AbstractCegarLoop]: Abstraction has 15796 states and 16323 transitions. [2022-11-18 18:48:15,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:15,188 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16323 transitions. [2022-11-18 18:48:15,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2022-11-18 18:48:15,212 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:15,213 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-18 18:48:15,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 18:48:15,213 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:15,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:15,214 INFO L85 PathProgramCache]: Analyzing trace with hash -723490929, now seen corresponding path program 1 times [2022-11-18 18:48:15,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:15,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600288441] [2022-11-18 18:48:15,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:15,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:17,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 690 proven. 799 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-11-18 18:48:17,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:17,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600288441] [2022-11-18 18:48:17,928 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600288441] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 18:48:17,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [719383998] [2022-11-18 18:48:17,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:17,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 18:48:17,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:48:17,930 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 18:48:17,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 18:48:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:18,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 1256 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 18:48:18,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:48:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 1057 proven. 0 refuted. 0 times theorem prover too weak. 798 trivial. 0 not checked. [2022-11-18 18:48:19,209 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 18:48:19,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [719383998] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:19,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 18:48:19,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-18 18:48:19,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657441303] [2022-11-18 18:48:19,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:19,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:48:19,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:19,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:48:19,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:48:19,213 INFO L87 Difference]: Start difference. First operand 15796 states and 16323 transitions. Second operand has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:20,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:20,326 INFO L93 Difference]: Finished difference Result 31261 states and 32313 transitions. [2022-11-18 18:48:20,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:20,327 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1077 [2022-11-18 18:48:20,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:20,351 INFO L225 Difference]: With dead ends: 31261 [2022-11-18 18:48:20,352 INFO L226 Difference]: Without dead ends: 15796 [2022-11-18 18:48:20,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1081 GetRequests, 1077 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:48:20,361 INFO L413 NwaCegarLoop]: 371 mSDtfsCounter, 94 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:20,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 377 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-18 18:48:20,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15796 states. [2022-11-18 18:48:20,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15796 to 15796. [2022-11-18 18:48:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.0291231402342513) internal successors, (16255), 15795 states have internal predecessors, (16255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16255 transitions. [2022-11-18 18:48:20,614 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16255 transitions. Word has length 1077 [2022-11-18 18:48:20,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:20,616 INFO L495 AbstractCegarLoop]: Abstraction has 15796 states and 16255 transitions. [2022-11-18 18:48:20,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:20,616 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16255 transitions. [2022-11-18 18:48:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2022-11-18 18:48:20,641 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:20,642 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:48:20,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 18:48:20,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-18 18:48:20,849 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:20,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:20,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1714657460, now seen corresponding path program 1 times [2022-11-18 18:48:20,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:20,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633255053] [2022-11-18 18:48:20,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:20,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2547 backedges. 1790 proven. 0 refuted. 0 times theorem prover too weak. 757 trivial. 0 not checked. [2022-11-18 18:48:21,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:21,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633255053] [2022-11-18 18:48:21,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633255053] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:21,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:21,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:48:21,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754807711] [2022-11-18 18:48:21,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:21,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:48:21,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:21,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:48:21,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:21,838 INFO L87 Difference]: Start difference. First operand 15796 states and 16255 transitions. Second operand has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:22,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:22,986 INFO L93 Difference]: Finished difference Result 31261 states and 32177 transitions. [2022-11-18 18:48:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:22,987 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1134 [2022-11-18 18:48:22,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:23,012 INFO L225 Difference]: With dead ends: 31261 [2022-11-18 18:48:23,012 INFO L226 Difference]: Without dead ends: 15796 [2022-11-18 18:48:23,021 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:23,022 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 220 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:23,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 429 Invalid, 800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-18 18:48:23,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15796 states. [2022-11-18 18:48:23,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15796 to 14480. [2022-11-18 18:48:23,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14480 states, 14479 states have (on average 1.0232750880585675) internal successors, (14816), 14479 states have internal predecessors, (14816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 14816 transitions. [2022-11-18 18:48:23,385 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 14816 transitions. Word has length 1134 [2022-11-18 18:48:23,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:23,387 INFO L495 AbstractCegarLoop]: Abstraction has 14480 states and 14816 transitions. [2022-11-18 18:48:23,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:23,387 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 14816 transitions. [2022-11-18 18:48:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1136 [2022-11-18 18:48:23,425 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:23,426 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:48:23,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-18 18:48:23,427 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:23,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:23,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1069375333, now seen corresponding path program 1 times [2022-11-18 18:48:23,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:23,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944257027] [2022-11-18 18:48:23,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:23,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:24,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2553 backedges. 740 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2022-11-18 18:48:24,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:24,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944257027] [2022-11-18 18:48:24,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944257027] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:24,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:24,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:48:24,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614006259] [2022-11-18 18:48:24,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:24,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:48:24,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:24,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:48:24,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:24,419 INFO L87 Difference]: Start difference. First operand 14480 states and 14816 transitions. Second operand has 3 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:25,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:25,512 INFO L93 Difference]: Finished difference Result 31919 states and 32699 transitions. [2022-11-18 18:48:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:25,513 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1135 [2022-11-18 18:48:25,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:25,535 INFO L225 Difference]: With dead ends: 31919 [2022-11-18 18:48:25,535 INFO L226 Difference]: Without dead ends: 15467 [2022-11-18 18:48:25,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:25,545 INFO L413 NwaCegarLoop]: 406 mSDtfsCounter, 274 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:25,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 411 Invalid, 817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-18 18:48:25,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15467 states. [2022-11-18 18:48:25,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15467 to 12835. [2022-11-18 18:48:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12835 states, 12834 states have (on average 1.0201807698301386) internal successors, (13093), 12834 states have internal predecessors, (13093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:25,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13093 transitions. [2022-11-18 18:48:25,728 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13093 transitions. Word has length 1135 [2022-11-18 18:48:25,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:25,729 INFO L495 AbstractCegarLoop]: Abstraction has 12835 states and 13093 transitions. [2022-11-18 18:48:25,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:25,729 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13093 transitions. [2022-11-18 18:48:25,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1391 [2022-11-18 18:48:25,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:25,758 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:48:25,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-18 18:48:25,759 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:25,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:25,759 INFO L85 PathProgramCache]: Analyzing trace with hash -2009542782, now seen corresponding path program 1 times [2022-11-18 18:48:25,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:25,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643703875] [2022-11-18 18:48:25,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:25,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:27,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4062 backedges. 2503 proven. 0 refuted. 0 times theorem prover too weak. 1559 trivial. 0 not checked. [2022-11-18 18:48:27,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:27,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643703875] [2022-11-18 18:48:27,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643703875] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:27,328 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:27,328 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:48:27,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720732787] [2022-11-18 18:48:27,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:27,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:48:27,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:27,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:48:27,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:27,331 INFO L87 Difference]: Start difference. First operand 12835 states and 13093 transitions. Second operand has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:28,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:28,491 INFO L93 Difference]: Finished difference Result 25997 states and 26519 transitions. [2022-11-18 18:48:28,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:28,492 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1390 [2022-11-18 18:48:28,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:28,507 INFO L225 Difference]: With dead ends: 25997 [2022-11-18 18:48:28,507 INFO L226 Difference]: Without dead ends: 13493 [2022-11-18 18:48:28,515 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:28,516 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:28,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 430 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-18 18:48:28,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2022-11-18 18:48:28,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 13493. [2022-11-18 18:48:28,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0194930329083902) internal successors, (13755), 13492 states have internal predecessors, (13755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:28,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13755 transitions. [2022-11-18 18:48:28,775 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13755 transitions. Word has length 1390 [2022-11-18 18:48:28,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:28,776 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 13755 transitions. [2022-11-18 18:48:28,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13755 transitions. [2022-11-18 18:48:28,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1429 [2022-11-18 18:48:28,808 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:28,809 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-18 18:48:28,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-18 18:48:28,809 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:28,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:28,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1145519718, now seen corresponding path program 1 times [2022-11-18 18:48:28,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:28,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314693239] [2022-11-18 18:48:28,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:28,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:30,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3823 backedges. 2719 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-11-18 18:48:30,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:30,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314693239] [2022-11-18 18:48:30,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314693239] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:30,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:30,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:48:30,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632955440] [2022-11-18 18:48:30,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:30,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 18:48:30,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:30,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 18:48:30,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 18:48:30,975 INFO L87 Difference]: Start difference. First operand 13493 states and 13755 transitions. Second operand has 6 states, 6 states have (on average 122.33333333333333) internal successors, (734), 6 states have internal predecessors, (734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:33,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:33,049 INFO L93 Difference]: Finished difference Result 26758 states and 27280 transitions. [2022-11-18 18:48:33,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 18:48:33,049 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 122.33333333333333) internal successors, (734), 6 states have internal predecessors, (734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1428 [2022-11-18 18:48:33,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:33,060 INFO L225 Difference]: With dead ends: 26758 [2022-11-18 18:48:33,060 INFO L226 Difference]: Without dead ends: 13596 [2022-11-18 18:48:33,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-11-18 18:48:33,069 INFO L413 NwaCegarLoop]: 425 mSDtfsCounter, 560 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 2168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:33,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 569 Invalid, 2168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 2098 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-18 18:48:33,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13596 states. [2022-11-18 18:48:33,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13596 to 13493. [2022-11-18 18:48:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0191965609249927) internal successors, (13751), 13492 states have internal predecessors, (13751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:33,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13751 transitions. [2022-11-18 18:48:33,313 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13751 transitions. Word has length 1428 [2022-11-18 18:48:33,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:33,314 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 13751 transitions. [2022-11-18 18:48:33,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 122.33333333333333) internal successors, (734), 6 states have internal predecessors, (734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:33,315 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13751 transitions. [2022-11-18 18:48:33,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1443 [2022-11-18 18:48:33,345 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:33,346 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-18 18:48:33,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-18 18:48:33,351 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:33,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:33,352 INFO L85 PathProgramCache]: Analyzing trace with hash 619475023, now seen corresponding path program 1 times [2022-11-18 18:48:33,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:33,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271842463] [2022-11-18 18:48:33,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:33,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:35,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3689 backedges. 2622 proven. 0 refuted. 0 times theorem prover too weak. 1067 trivial. 0 not checked. [2022-11-18 18:48:35,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:35,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271842463] [2022-11-18 18:48:35,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271842463] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:35,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:35,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 18:48:35,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414814522] [2022-11-18 18:48:35,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:35,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 18:48:35,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:35,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 18:48:35,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-18 18:48:35,389 INFO L87 Difference]: Start difference. First operand 13493 states and 13751 transitions. Second operand has 5 states, 5 states have (on average 146.6) internal successors, (733), 5 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:37,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:37,519 INFO L93 Difference]: Finished difference Result 27322 states and 27843 transitions. [2022-11-18 18:48:37,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 18:48:37,519 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 146.6) internal successors, (733), 5 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1442 [2022-11-18 18:48:37,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:37,530 INFO L225 Difference]: With dead ends: 27322 [2022-11-18 18:48:37,530 INFO L226 Difference]: Without dead ends: 14160 [2022-11-18 18:48:37,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:48:37,536 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 601 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 2096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:37,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 434 Invalid, 2096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-18 18:48:37,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14160 states. [2022-11-18 18:48:37,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14160 to 13822. [2022-11-18 18:48:37,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.018450184501845) internal successors, (14076), 13821 states have internal predecessors, (14076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:37,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14076 transitions. [2022-11-18 18:48:37,706 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14076 transitions. Word has length 1442 [2022-11-18 18:48:37,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:37,707 INFO L495 AbstractCegarLoop]: Abstraction has 13822 states and 14076 transitions. [2022-11-18 18:48:37,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 146.6) internal successors, (733), 5 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:37,707 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14076 transitions. [2022-11-18 18:48:37,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1445 [2022-11-18 18:48:37,726 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:48:37,727 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:48:37,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-18 18:48:37,727 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:48:37,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:48:37,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1292040295, now seen corresponding path program 1 times [2022-11-18 18:48:37,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:48:37,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134071064] [2022-11-18 18:48:37,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:48:37,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:48:37,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:48:38,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4057 backedges. 1281 proven. 0 refuted. 0 times theorem prover too weak. 2776 trivial. 0 not checked. [2022-11-18 18:48:38,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:48:38,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134071064] [2022-11-18 18:48:38,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134071064] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:48:38,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:48:38,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:48:38,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852377448] [2022-11-18 18:48:38,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:48:38,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 18:48:38,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:48:38,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:48:38,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:38,864 INFO L87 Difference]: Start difference. First operand 13822 states and 14076 transitions. Second operand has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:40,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:48:40,143 INFO L93 Difference]: Finished difference Result 27640 states and 28152 transitions. [2022-11-18 18:48:40,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:48:40,144 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1444 [2022-11-18 18:48:40,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:48:40,146 INFO L225 Difference]: With dead ends: 27640 [2022-11-18 18:48:40,146 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 18:48:40,152 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:48:40,153 INFO L413 NwaCegarLoop]: 408 mSDtfsCounter, 168 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 745 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-18 18:48:40,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 413 Invalid, 785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 745 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-18 18:48:40,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 18:48:40,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 18:48:40,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:40,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 18:48:40,156 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1444 [2022-11-18 18:48:40,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:48:40,156 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:48:40,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:48:40,157 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 18:48:40,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 18:48:40,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 18:48:40,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-18 18:48:40,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 18:48:48,846 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,846 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,847 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,847 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,847 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,847 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,847 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,847 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,847 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,848 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,848 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,848 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,848 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,848 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,848 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,849 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,850 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,850 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,850 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,850 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,850 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,850 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,850 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,850 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,850 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,851 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,851 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,851 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-18 18:48:48,851 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-18 18:48:48,851 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-18 18:48:48,851 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,852 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,852 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,852 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,852 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,852 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,852 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,853 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,853 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,853 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,853 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-18 18:48:48,853 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-18 18:48:48,853 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-18 18:48:48,854 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,854 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,854 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,854 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,854 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,854 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,855 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,855 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,855 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,855 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,855 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,855 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,856 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,856 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,856 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,856 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,856 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,856 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,857 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,857 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-18 18:48:48,857 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,857 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-18 18:48:48,857 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-18 18:48:48,858 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse13 (= ~a15~0 4)) (.cse7 (= 5 ~a12~0)) (.cse18 (+ 87 ~a18~0))) (let ((.cse1 (<= .cse18 0)) (.cse10 (<= (+ ~a18~0 156) 0)) (.cse14 (or (and .cse13 .cse7) (<= ~a18~0 134))) (.cse5 (= ~a12~0 6)) (.cse11 (<= 0 .cse18)) (.cse4 (= ~a16~0 10)) (.cse15 (<= 7 ~a12~0)) (.cse0 (<= ~a15~0 3)) (.cse9 (= ~a12~0 8)) (.cse3 (<= ~a16~0 11)) (.cse6 (= ~a16~0 8)) (.cse2 (<= 9 ~a12~0)) (.cse16 (= ~a16~0 12)) (.cse8 (= ~a15~0 3)) (.cse17 (= ~a16~0 9)) (.cse12 (<= 4 ~a15~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5) (and .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse10 .cse3) (and .cse7 .cse3 .cse8 (<= 83 ~a18~0)) (and .cse0 .cse5 .cse1 .cse3) (and .cse11 (= ~a16~0 11) .cse1 (not (= |ULTIMATE.start_calculate_output_~input#1| 4)) .cse7 .cse8) (and (<= ~a12~0 5) .cse4 .cse12) (and (not (= |ULTIMATE.start_calculate_output_~input#1| 3)) .cse6 .cse13 .cse14 (= 7 ~a12~0)) (and .cse4 .cse0 .cse9 .cse3) (and .cse6 .cse5) (and .cse6 .cse9 .cse10) (and .cse11 .cse6 .cse9 .cse14) (and .cse11 .cse0 .cse15 .cse3) (and .cse11 .cse0 .cse5 .cse16) (and .cse11 .cse4 .cse7 .cse8) (and .cse0 (<= ~a12~0 7) .cse15 .cse3) (and .cse0 .cse16 .cse15) (and .cse17 .cse0 .cse9 .cse3) (and .cse17 .cse7 .cse8) (and .cse6 .cse13 .cse7) (and .cse6 .cse2) (and .cse16 .cse7 .cse8) (and .cse17 .cse12)))) [2022-11-18 18:48:48,858 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,859 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,859 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,859 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,859 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,859 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,859 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,860 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,860 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,860 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,860 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-18 18:48:48,860 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-18 18:48:48,860 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,861 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-18 18:48:48,861 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,861 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,861 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,861 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,861 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,862 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,862 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,862 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,862 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,862 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,863 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,863 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,863 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,863 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,863 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,863 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,864 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,864 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-18 18:48:48,864 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,864 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-18 18:48:48,864 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-18 18:48:48,864 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,865 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,865 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,865 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,865 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,865 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,865 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,866 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,866 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,866 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,866 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,866 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-18 18:48:48,866 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-18 18:48:48,867 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,867 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-18 18:48:48,867 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,868 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse14 (= ~a15~0 4)) (.cse3 (= 5 ~a12~0)) (.cse19 (<= ~a18~0 134)) (.cse20 (+ 87 ~a18~0))) (let ((.cse10 (<= .cse20 0)) (.cse7 (<= (+ ~a18~0 156) 0)) (.cse15 (or (and .cse14 .cse3) .cse19)) (.cse1 (= ~a12~0 6)) (.cse11 (<= 0 .cse20)) (.cse0 (= ~a16~0 10)) (.cse16 (<= 7 ~a12~0)) (.cse5 (<= ~a15~0 3)) (.cse6 (= ~a12~0 8)) (.cse8 (<= ~a16~0 11)) (.cse9 (<= 9 ~a12~0)) (.cse17 (= ~a16~0 12)) (.cse4 (= ~a15~0 3)) (.cse18 (= ~a16~0 9)) (.cse12 (<= 4 ~a15~0)) (.cse2 (= ~a16~0 8)) (.cse13 (not (= |ULTIMATE.start_calculate_output_~input#1| 3)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8) (and .cse3 .cse8 .cse4 (<= 83 ~a18~0)) (and .cse5 .cse9 .cse8) (and .cse5 .cse1 .cse10 .cse8) (and .cse11 (= ~a16~0 11) .cse10 (not (= |ULTIMATE.start_calculate_output_~input#1| 4)) .cse3 .cse4) (and (<= ~a12~0 5) .cse0 .cse12) (and .cse13 .cse2 .cse14 .cse15 (= 7 ~a12~0)) (and .cse0 .cse5 .cse6 .cse8) (and .cse2 .cse1) (and .cse2 .cse6 .cse7) (and .cse11 .cse2 .cse6 .cse15) (and .cse11 .cse5 .cse16 .cse8) (and .cse11 .cse5 .cse1 .cse17) (and .cse11 .cse0 .cse3 .cse4) (and .cse5 (<= ~a12~0 7) .cse16 .cse8) (and .cse5 .cse17 .cse16) (and .cse18 .cse5 .cse6 .cse8) (and .cse18 .cse3 .cse4) (and .cse2 .cse9) (and .cse17 .cse3 .cse4) (and .cse18 .cse12) (and .cse2 .cse14 (or .cse13 .cse19) .cse3)))) [2022-11-18 18:48:48,868 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,868 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,868 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,868 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,869 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,869 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,869 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,869 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,869 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 18:48:48,870 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,870 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,870 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,870 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,870 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,870 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,870 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-18 18:48:48,871 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,871 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-18 18:48:48,871 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-18 18:48:48,871 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,871 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-11-18 18:48:48,872 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,872 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,872 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,872 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,872 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,872 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,873 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,873 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,873 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,873 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,873 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,874 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-18 18:48:48,874 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,874 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-18 18:48:48,874 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,874 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-18 18:48:48,874 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,875 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,875 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,875 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,875 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,875 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,876 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,876 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,876 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,876 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,876 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,876 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,877 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,877 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,877 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,877 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,877 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-18 18:48:48,877 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-18 18:48:48,878 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-18 18:48:48,878 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 18:48:48,878 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 167) no Hoare annotation was computed. [2022-11-18 18:48:48,879 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse18 (+ 87 ~a18~0)) (.cse12 (= ~a15~0 4)) (.cse7 (= 5 ~a12~0))) (let ((.cse10 (<= (+ ~a18~0 156) 0)) (.cse13 (or (and .cse12 .cse7) (<= ~a18~0 134))) (.cse5 (= ~a12~0 6)) (.cse4 (= ~a16~0 10)) (.cse15 (<= 7 ~a12~0)) (.cse0 (<= ~a15~0 3)) (.cse9 (= ~a12~0 8)) (.cse3 (<= ~a16~0 11)) (.cse6 (= ~a16~0 8)) (.cse2 (<= 9 ~a12~0)) (.cse16 (= ~a16~0 12)) (.cse14 (<= 0 .cse18)) (.cse1 (<= .cse18 0)) (.cse8 (= ~a15~0 3)) (.cse17 (= ~a16~0 9)) (.cse11 (<= 4 ~a15~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5) (and .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse10 .cse3) (and .cse7 .cse3 .cse8 (<= 83 ~a18~0)) (and .cse0 .cse5 .cse1 .cse3) (and (<= ~a12~0 5) .cse4 .cse11) (and (not (= |ULTIMATE.start_calculate_output_~input#1| 3)) .cse6 .cse12 .cse13 (= 7 ~a12~0)) (and .cse4 .cse0 .cse9 .cse3) (and .cse6 .cse5) (and .cse6 .cse9 .cse10) (and .cse14 .cse6 .cse9 .cse13) (and .cse14 .cse0 .cse15 .cse3) (and .cse14 .cse0 .cse5 .cse16) (and .cse14 .cse4 .cse7 .cse8) (and .cse0 (<= ~a12~0 7) .cse15 .cse3) (and .cse0 .cse16 .cse15) (and .cse17 .cse0 .cse9 .cse3) (and .cse17 .cse7 .cse8) (and .cse6 .cse12 .cse7) (and .cse6 .cse2) (and .cse16 .cse7 .cse8) (and .cse14 (= ~a16~0 11) .cse1 .cse7 .cse8) (and .cse17 .cse11)))) [2022-11-18 18:48:48,879 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,879 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,879 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,879 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,879 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,880 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,880 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,880 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,880 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,880 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,881 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,881 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,881 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,881 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,881 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-18 18:48:48,881 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,882 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-18 18:48:48,882 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-18 18:48:48,882 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,882 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,882 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,882 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,883 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,883 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,883 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,883 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,883 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,884 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,884 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,884 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,884 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-11-18 18:48:48,884 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,884 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,885 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,885 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,885 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,885 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-18 18:48:48,885 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-18 18:48:48,885 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-18 18:48:48,886 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,886 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,886 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,886 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,886 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,886 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,887 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,887 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,887 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,887 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,887 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,888 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,888 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,888 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-18 18:48:48,888 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,888 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-18 18:48:48,888 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-18 18:48:48,889 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,889 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,889 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,889 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,889 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,889 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,890 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,890 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,890 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,890 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,890 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,890 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,891 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,891 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,891 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-18 18:48:48,891 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-18 18:48:48,891 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-18 18:48:48,891 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,892 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,892 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,892 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,892 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,892 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,892 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,893 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,893 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,893 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,893 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,893 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,893 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,894 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,894 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-18 18:48:48,894 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,894 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-18 18:48:48,894 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-18 18:48:48,894 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,895 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,895 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,895 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,895 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,895 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,895 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,896 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,896 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,896 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,896 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,896 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,896 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,897 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,897 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-18 18:48:48,897 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-18 18:48:48,897 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-18 18:48:48,897 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,897 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,898 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,898 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,898 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,898 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,898 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,898 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,899 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,899 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,899 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,899 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,899 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,899 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,900 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 18:48:48,900 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,900 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-18 18:48:48,900 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-18 18:48:48,900 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,900 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,901 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,901 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,901 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,901 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,901 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,901 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,902 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,902 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,902 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,902 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,902 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-18 18:48:48,902 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-18 18:48:48,903 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,903 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,903 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,903 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,903 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,903 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,904 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,904 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,904 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,904 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,904 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,904 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,905 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,905 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,905 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,905 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,905 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-18 18:48:48,905 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-18 18:48:48,906 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,906 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,906 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,906 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,906 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,906 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,907 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,907 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,907 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,907 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 18:48:48,907 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,907 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,908 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-18 18:48:48,908 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-18 18:48:48,908 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,908 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,908 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,908 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,909 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,909 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,909 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,909 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,909 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,909 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,910 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,910 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,910 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,910 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,910 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,910 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,911 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,911 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-18 18:48:48,911 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-18 18:48:48,911 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,911 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,911 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,912 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,912 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,912 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,912 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-11-18 18:48:48,912 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,912 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,913 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,913 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-18 18:48:48,913 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-11-18 18:48:48,913 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,913 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,913 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-11-18 18:48:48,914 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-18 18:48:48,914 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-18 18:48:48,914 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-18 18:48:48,917 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:48:48,920 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 18:48:48,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:48:48 BoogieIcfgContainer [2022-11-18 18:48:48,950 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 18:48:48,951 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:48:48,951 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:48:48,951 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:48:48,952 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:47:39" (3/4) ... [2022-11-18 18:48:48,955 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 18:48:48,984 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-18 18:48:48,987 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-18 18:48:48,989 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 18:48:48,991 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 18:48:49,205 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 18:48:49,205 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:48:49,211 INFO L158 Benchmark]: Toolchain (without parser) took 74271.80ms. Allocated memory was 125.8MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 86.9MB in the beginning and 866.1MB in the end (delta: -779.1MB). Peak memory consumption was 692.7MB. Max. memory is 16.1GB. [2022-11-18 18:48:49,211 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:48:49,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1128.23ms. Allocated memory is still 125.8MB. Free memory was 86.7MB in the beginning and 51.1MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-18 18:48:49,212 INFO L158 Benchmark]: Boogie Procedure Inliner took 224.36ms. Allocated memory is still 125.8MB. Free memory was 51.1MB in the beginning and 79.8MB in the end (delta: -28.7MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2022-11-18 18:48:49,213 INFO L158 Benchmark]: Boogie Preprocessor took 203.53ms. Allocated memory is still 125.8MB. Free memory was 79.8MB in the beginning and 66.2MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 18:48:49,213 INFO L158 Benchmark]: RCFGBuilder took 3011.25ms. Allocated memory was 125.8MB in the beginning and 190.8MB in the end (delta: 65.0MB). Free memory was 66.2MB in the beginning and 85.2MB in the end (delta: -19.1MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. [2022-11-18 18:48:49,213 INFO L158 Benchmark]: TraceAbstraction took 69440.86ms. Allocated memory was 190.8MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 85.2MB in the beginning and 890.2MB in the end (delta: -805.0MB). Peak memory consumption was 940.7MB. Max. memory is 16.1GB. [2022-11-18 18:48:49,214 INFO L158 Benchmark]: Witness Printer took 254.49ms. Allocated memory is still 1.6GB. Free memory was 890.2MB in the beginning and 866.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-18 18:48:49,223 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1128.23ms. Allocated memory is still 125.8MB. Free memory was 86.7MB in the beginning and 51.1MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 224.36ms. Allocated memory is still 125.8MB. Free memory was 51.1MB in the beginning and 79.8MB in the end (delta: -28.7MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 203.53ms. Allocated memory is still 125.8MB. Free memory was 79.8MB in the beginning and 66.2MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3011.25ms. Allocated memory was 125.8MB in the beginning and 190.8MB in the end (delta: 65.0MB). Free memory was 66.2MB in the beginning and 85.2MB in the end (delta: -19.1MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. * TraceAbstraction took 69440.86ms. Allocated memory was 190.8MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 85.2MB in the beginning and 890.2MB in the end (delta: -805.0MB). Peak memory consumption was 940.7MB. Max. memory is 16.1GB. * Witness Printer took 254.49ms. Allocated memory is still 1.6GB. Free memory was 890.2MB in the beginning and 866.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 167]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 69.3s, OverallIterations: 20, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 34.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5531 SdHoareTripleChecker+Valid, 31.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5531 mSDsluCounter, 6588 SdHoareTripleChecker+Invalid, 26.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 383 mSDsCounter, 2916 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20426 IncrementalHoareTripleChecker+Invalid, 23342 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2916 mSolverCounterUnsat, 6205 mSDtfsCounter, 20426 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1754 GetRequests, 1710 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15796occurred in iteration=13, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.3s AutomataMinimizationTime, 20 MinimizatonAttempts, 9035 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 184 NumberOfFragments, 945 HoareAnnotationTreeSize, 4 FomulaSimplifications, 2437 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 4 FomulaSimplificationsInter, 11790 FormulaSimplificationTreeSizeReductionInter, 5.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 17.7s InterpolantComputationTime, 15933 NumberOfCodeBlocks, 15933 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 15911 ConstructedInterpolants, 0 QuantifiedInterpolants, 43252 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1988 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 22 InterpolantComputations, 20 PerfectInterpolantSequences, 28143/29098 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((a16 == 10 && a12 == 6) || ((a16 == 8 && 5 == a12) && a15 == 3)) || (((a15 <= 3 && a12 == 8) && a18 + 156 <= 0) && a16 <= 11)) || (((5 == a12 && a16 <= 11) && a15 == 3) && 83 <= a18)) || ((a15 <= 3 && 9 <= a12) && a16 <= 11)) || (((a15 <= 3 && a12 == 6) && 87 + a18 <= 0) && a16 <= 11)) || (((((0 <= 87 + a18 && a16 == 11) && 87 + a18 <= 0) && !(input == 4)) && 5 == a12) && a15 == 3)) || ((a12 <= 5 && a16 == 10) && 4 <= a15)) || ((((!(input == 3) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || (((a16 == 10 && a15 <= 3) && a12 == 8) && a16 <= 11)) || (a16 == 8 && a12 == 6)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || (((0 <= 87 + a18 && a16 == 8) && a12 == 8) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((0 <= 87 + a18 && a15 <= 3) && 7 <= a12) && a16 <= 11)) || (((0 <= 87 + a18 && a15 <= 3) && a12 == 6) && a16 == 12)) || (((0 <= 87 + a18 && a16 == 10) && 5 == a12) && a15 == 3)) || (((a15 <= 3 && a12 <= 7) && 7 <= a12) && a16 <= 11)) || ((a15 <= 3 && a16 == 12) && 7 <= a12)) || (((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || (a16 == 8 && 9 <= a12)) || ((a16 == 12 && 5 == a12) && a15 == 3)) || (a16 == 9 && 4 <= a15)) || (((a16 == 8 && a15 == 4) && (!(input == 3) || a18 <= 134)) && 5 == a12) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((a15 <= 3 && 87 + a18 <= 0) && 9 <= a12) && a16 <= 11) || (a16 == 10 && a12 == 6)) || ((a16 == 8 && 5 == a12) && a15 == 3)) || (((a15 <= 3 && a12 == 8) && a18 + 156 <= 0) && a16 <= 11)) || (((5 == a12 && a16 <= 11) && a15 == 3) && 83 <= a18)) || (((a15 <= 3 && a12 == 6) && 87 + a18 <= 0) && a16 <= 11)) || ((a12 <= 5 && a16 == 10) && 4 <= a15)) || ((((!(input == 3) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || (((a16 == 10 && a15 <= 3) && a12 == 8) && a16 <= 11)) || (a16 == 8 && a12 == 6)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || (((0 <= 87 + a18 && a16 == 8) && a12 == 8) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((0 <= 87 + a18 && a15 <= 3) && 7 <= a12) && a16 <= 11)) || (((0 <= 87 + a18 && a15 <= 3) && a12 == 6) && a16 == 12)) || (((0 <= 87 + a18 && a16 == 10) && 5 == a12) && a15 == 3)) || (((a15 <= 3 && a12 <= 7) && 7 <= a12) && a16 <= 11)) || ((a15 <= 3 && a16 == 12) && 7 <= a12)) || (((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || ((a16 == 8 && a15 == 4) && 5 == a12)) || (a16 == 8 && 9 <= a12)) || ((a16 == 12 && 5 == a12) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 11) && 87 + a18 <= 0) && 5 == a12) && a15 == 3)) || (a16 == 9 && 4 <= a15) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((a15 <= 3 && 87 + a18 <= 0) && 9 <= a12) && a16 <= 11) || (a16 == 10 && a12 == 6)) || ((a16 == 8 && 5 == a12) && a15 == 3)) || (((a15 <= 3 && a12 == 8) && a18 + 156 <= 0) && a16 <= 11)) || (((5 == a12 && a16 <= 11) && a15 == 3) && 83 <= a18)) || (((a15 <= 3 && a12 == 6) && 87 + a18 <= 0) && a16 <= 11)) || (((((0 <= 87 + a18 && a16 == 11) && 87 + a18 <= 0) && !(input == 4)) && 5 == a12) && a15 == 3)) || ((a12 <= 5 && a16 == 10) && 4 <= a15)) || ((((!(input == 3) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || (((a16 == 10 && a15 <= 3) && a12 == 8) && a16 <= 11)) || (a16 == 8 && a12 == 6)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || (((0 <= 87 + a18 && a16 == 8) && a12 == 8) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((0 <= 87 + a18 && a15 <= 3) && 7 <= a12) && a16 <= 11)) || (((0 <= 87 + a18 && a15 <= 3) && a12 == 6) && a16 == 12)) || (((0 <= 87 + a18 && a16 == 10) && 5 == a12) && a15 == 3)) || (((a15 <= 3 && a12 <= 7) && 7 <= a12) && a16 <= 11)) || ((a15 <= 3 && a16 == 12) && 7 <= a12)) || (((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || ((a16 == 8 && a15 == 4) && 5 == a12)) || (a16 == 8 && 9 <= a12)) || ((a16 == 12 && 5 == a12) && a15 == 3)) || (a16 == 9 && 4 <= a15) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-18 18:48:49,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3624ecbc-080a-41c4-b38c-c0ff6778ab12/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE