./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de51.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b650e50691cb35e1bdf008faa87d25716bf83c58902e8bffb444ab81952ff19 --- 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-dbf71c6-m [2022-10-17 16:49:37,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:37,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:37,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:37,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:37,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:37,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:37,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:37,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:37,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:37,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:37,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:37,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:37,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:37,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:37,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:37,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:37,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:37,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:37,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:37,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:37,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:37,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:37,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:37,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:37,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:37,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:37,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:37,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:37,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:37,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:37,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:37,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:37,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:37,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:37,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:37,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:37,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:37,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:37,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:37,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:37,455 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:49:37,509 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:37,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:37,512 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:37,512 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:37,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:37,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:37,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:37,513 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:37,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:37,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:37,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:37,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:37,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:37,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:37,515 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:37,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:37,516 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:37,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:37,516 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:37,516 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:37,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:37,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:37,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:37,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:37,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:37,517 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:37,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:37,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:37,518 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_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b650e50691cb35e1bdf008faa87d25716bf83c58902e8bffb444ab81952ff19 [2022-10-17 16:49:37,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:37,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:37,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:37,911 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:37,912 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:37,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loops-crafted-1/in-de51.c [2022-10-17 16:49:37,988 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/data/5086f3911/3521667862f04d9a972afb5ce0545593/FLAGb818f7afd [2022-10-17 16:49:38,475 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:38,476 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/sv-benchmarks/c/loops-crafted-1/in-de51.c [2022-10-17 16:49:38,482 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/data/5086f3911/3521667862f04d9a972afb5ce0545593/FLAGb818f7afd [2022-10-17 16:49:38,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/data/5086f3911/3521667862f04d9a972afb5ce0545593 [2022-10-17 16:49:38,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:38,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:38,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:38,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:38,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:38,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:38" (1/1) ... [2022-10-17 16:49:38,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e8582ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:38, skipping insertion in model container [2022-10-17 16:49:38,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:38" (1/1) ... [2022-10-17 16:49:38,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:38,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:39,011 WARN L230 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_c546a515-5a24-4173-828c-2d7ce3a574c7/sv-benchmarks/c/loops-crafted-1/in-de51.c[368,381] [2022-10-17 16:49:39,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:39,036 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:39,048 WARN L230 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_c546a515-5a24-4173-828c-2d7ce3a574c7/sv-benchmarks/c/loops-crafted-1/in-de51.c[368,381] [2022-10-17 16:49:39,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:39,066 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:39,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39 WrapperNode [2022-10-17 16:49:39,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:39,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:39,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:39,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:39,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,101 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-10-17 16:49:39,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:39,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:39,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:39,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:39,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,121 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:39,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:39,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:39,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:39,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:39,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:39,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:39,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c546a515-5a24-4173-828c-2d7ce3a574c7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:39,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:39,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:39,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:39,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:39,289 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:39,292 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:39,528 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:39,583 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:39,583 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:49:39,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:39 BoogieIcfgContainer [2022-10-17 16:49:39,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:39,587 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:39,587 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:39,620 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:39,620 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:39,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:39,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2022-10-17 16:49:39,718 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2022-10-17 16:49:39,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:49:39,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:39,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:40,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:40,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:40,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2022-10-17 16:49:40,488 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2022-10-17 16:49:40,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:49:40,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:40,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:40,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:40,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:40,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 36 transitions. [2022-10-17 16:49:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 36 transitions. [2022-10-17 16:49:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:49:40,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:40,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:40,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:41,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:41,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2022-10-17 16:49:41,066 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2022-10-17 16:49:41,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:49:41,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:41,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:41,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:41,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:41,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2022-10-17 16:49:41,480 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2022-10-17 16:49:41,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:49:41,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:41,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:41,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:41,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:41,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 27 states and 58 transitions. [2022-10-17 16:49:41,968 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 58 transitions. [2022-10-17 16:49:41,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:49:41,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:41,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:42,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:49:42,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:42,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 29 states and 63 transitions. [2022-10-17 16:49:42,332 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 63 transitions. [2022-10-17 16:49:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:49:42,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:42,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:49:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 32 states and 78 transitions. [2022-10-17 16:49:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 78 transitions. [2022-10-17 16:49:42,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:49:42,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:42,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:43,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 33 states and 82 transitions. [2022-10-17 16:49:43,410 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 82 transitions. [2022-10-17 16:49:43,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:49:43,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 34 states and 86 transitions. [2022-10-17 16:49:43,877 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 86 transitions. [2022-10-17 16:49:43,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:49:43,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:44,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 36 states and 89 transitions. [2022-10-17 16:49:44,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 89 transitions. [2022-10-17 16:49:44,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:49:44,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:44,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 41 states and 110 transitions. [2022-10-17 16:49:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 110 transitions. [2022-10-17 16:49:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:49:44,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:45,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 43 states and 115 transitions. [2022-10-17 16:49:45,171 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 115 transitions. [2022-10-17 16:49:45,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:49:45,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:45,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 118 transitions. [2022-10-17 16:49:45,705 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 118 transitions. [2022-10-17 16:49:45,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:45,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 45 states and 121 transitions. [2022-10-17 16:49:46,395 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 121 transitions. [2022-10-17 16:49:46,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:46,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:46,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:46,468 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:49:47,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:47,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 49 states and 130 transitions. [2022-10-17 16:49:47,251 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 130 transitions. [2022-10-17 16:49:47,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:47,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:47,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:49:47,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:47,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 52 states and 140 transitions. [2022-10-17 16:49:47,958 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 140 transitions. [2022-10-17 16:49:47,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:47,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:47,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:48,034 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:49:48,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:48,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 53 states and 141 transitions. [2022-10-17 16:49:48,287 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 141 transitions. [2022-10-17 16:49:48,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:48,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:48,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:48,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:49,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 57 states and 150 transitions. [2022-10-17 16:49:49,117 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 150 transitions. [2022-10-17 16:49:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:49,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:49,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:49:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:49,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 58 states and 151 transitions. [2022-10-17 16:49:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 151 transitions. [2022-10-17 16:49:49,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:49,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:49,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:49,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:49:50,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:50,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 60 states and 161 transitions. [2022-10-17 16:49:50,380 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 161 transitions. [2022-10-17 16:49:50,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:50,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:50,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:50,624 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 61 states and 165 transitions. [2022-10-17 16:49:51,076 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 165 transitions. [2022-10-17 16:49:51,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:49:51,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:51,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:51,259 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:51,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:51,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 63 states and 170 transitions. [2022-10-17 16:49:51,891 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 170 transitions. [2022-10-17 16:49:51,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:49:51,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:51,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 65 states and 172 transitions. [2022-10-17 16:49:52,268 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 172 transitions. [2022-10-17 16:49:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:49:52,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:52,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:49:53,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:53,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 68 states and 180 transitions. [2022-10-17 16:49:53,869 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 180 transitions. [2022-10-17 16:49:53,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:49:53,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:53,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:53,951 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:54,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 69 states and 181 transitions. [2022-10-17 16:49:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 181 transitions. [2022-10-17 16:49:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:49:54,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:54,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:54,398 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:49:55,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:55,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 71 states and 185 transitions. [2022-10-17 16:49:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 185 transitions. [2022-10-17 16:49:55,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:49:55,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:55,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:55,155 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:55,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:55,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 73 states and 190 transitions. [2022-10-17 16:49:55,937 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 190 transitions. [2022-10-17 16:49:55,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:49:55,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:55,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:55,989 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:49:56,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 74 states and 190 transitions. [2022-10-17 16:49:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 190 transitions. [2022-10-17 16:49:56,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:49:56,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:56,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:56,629 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 75 states and 194 transitions. [2022-10-17 16:49:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 194 transitions. [2022-10-17 16:49:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:49:57,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,344 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:58,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 77 states and 199 transitions. [2022-10-17 16:49:58,189 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 199 transitions. [2022-10-17 16:49:58,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:49:58,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:49:59,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 82 states and 208 transitions. [2022-10-17 16:49:59,846 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 208 transitions. [2022-10-17 16:49:59,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:49:59,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:50:01,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:01,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 86 states and 216 transitions. [2022-10-17 16:50:01,211 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 216 transitions. [2022-10-17 16:50:01,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:01,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:01,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:01,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:50:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 91 states and 234 transitions. [2022-10-17 16:50:02,843 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 234 transitions. [2022-10-17 16:50:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:02,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:02,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:02,927 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:03,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 92 states and 237 transitions. [2022-10-17 16:50:03,225 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 237 transitions. [2022-10-17 16:50:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:03,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:50:03,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 93 states and 241 transitions. [2022-10-17 16:50:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 241 transitions. [2022-10-17 16:50:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:03,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:04,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:04,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 94 states and 245 transitions. [2022-10-17 16:50:04,859 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 245 transitions. [2022-10-17 16:50:04,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:04,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:04,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:05,127 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:06,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:06,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 96 states and 250 transitions. [2022-10-17 16:50:06,222 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 250 transitions. [2022-10-17 16:50:06,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:06,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:06,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:06,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:50:06,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:06,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 99 states and 255 transitions. [2022-10-17 16:50:06,997 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 255 transitions. [2022-10-17 16:50:06,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:06,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:06,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:50:07,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:07,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 100 states and 258 transitions. [2022-10-17 16:50:07,619 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 258 transitions. [2022-10-17 16:50:07,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:07,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:07,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:07,720 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:09,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 104 states and 266 transitions. [2022-10-17 16:50:09,410 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 266 transitions. [2022-10-17 16:50:09,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:09,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:09,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:09,482 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.