./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_partition_ground-1.i --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_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/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_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_partition_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/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_cd23c200-0387-4e10-84cb-282470e2e192/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 6c4a57140d9977d38b2a20d40c88df51a4fcb7b14a0fb7c51e0b4e36cddf9998 --- 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 17:07:25,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:07:25,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:07:25,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:07:25,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:07:25,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:07:25,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:07:25,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:07:25,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:07:25,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:07:25,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:07:25,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:07:25,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:07:25,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:07:25,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:07:25,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:07:25,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:07:25,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:07:25,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:07:25,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:07:25,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:07:25,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:07:25,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:07:25,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:07:25,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:07:25,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:07:25,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:07:25,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:07:25,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:07:25,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:07:25,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:07:25,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:07:25,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:07:25,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:07:25,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:07:25,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:07:25,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:07:25,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:07:25,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:07:25,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:07:25,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:07:25,551 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:07:25,572 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:07:25,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:07:25,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:07:25,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:07:25,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:07:25,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:07:25,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:07:25,576 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:07:25,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:07:25,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:07:25,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:07:25,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:07:25,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:07:25,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:07:25,579 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:07:25,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:07:25,579 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:07:25,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:07:25,580 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:07:25,580 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:07:25,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:07:25,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:25,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:07:25,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:07:25,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:07:25,581 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:07:25,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:07:25,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:07:25,582 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_cd23c200-0387-4e10-84cb-282470e2e192/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4a57140d9977d38b2a20d40c88df51a4fcb7b14a0fb7c51e0b4e36cddf9998 [2022-10-17 17:07:25,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:07:25,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:07:25,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:07:25,935 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:07:25,937 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:07:25,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/standard_partition_ground-1.i [2022-10-17 17:07:26,031 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/data/acf5ef66e/b36bbc649040402fa2529bc9bcf7c249/FLAG3226d838c [2022-10-17 17:07:26,510 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:07:26,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/sv-benchmarks/c/array-examples/standard_partition_ground-1.i [2022-10-17 17:07:26,517 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/data/acf5ef66e/b36bbc649040402fa2529bc9bcf7c249/FLAG3226d838c [2022-10-17 17:07:26,902 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/data/acf5ef66e/b36bbc649040402fa2529bc9bcf7c249 [2022-10-17 17:07:26,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:07:26,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:07:26,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:26,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:07:26,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:07:26,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:26" (1/1) ... [2022-10-17 17:07:26,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@869cfbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:26, skipping insertion in model container [2022-10-17 17:07:26,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:26" (1/1) ... [2022-10-17 17:07:26,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:07:26,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:07:27,179 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_cd23c200-0387-4e10-84cb-282470e2e192/sv-benchmarks/c/array-examples/standard_partition_ground-1.i[860,873] [2022-10-17 17:07:27,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:27,224 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:07:27,239 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_cd23c200-0387-4e10-84cb-282470e2e192/sv-benchmarks/c/array-examples/standard_partition_ground-1.i[860,873] [2022-10-17 17:07:27,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:27,276 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:07:27,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27 WrapperNode [2022-10-17 17:07:27,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:27,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:27,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:07:27,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:07:27,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,335 INFO L138 Inliner]: procedures = 16, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 82 [2022-10-17 17:07:27,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:27,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:07:27,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:07:27,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:07:27,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,358 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:07:27,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:07:27,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:07:27,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:07:27,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:27,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:07:27,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:07:27,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd23c200-0387-4e10-84cb-282470e2e192/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:07:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:07:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:07:27,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:07:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:07:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:07:27,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:07:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:07:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:07:27,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:07:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:07:27,519 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:07:27,520 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:07:27,695 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:07:27,802 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:07:27,802 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 17:07:27,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:27 BoogieIcfgContainer [2022-10-17 17:07:27,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:07:27,806 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:07:27,806 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:07:27,817 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:07:27,817 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:27" (1/1) ... [2022-10-17 17:07:27,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:07:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:27,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2022-10-17 17:07:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2022-10-17 17:07:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:07:27,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:27,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:28,091 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 17:07:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:28,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-10-17 17:07:28,136 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-10-17 17:07:28,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:07:28,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:28,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:28,403 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 17:07:28,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:28,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2022-10-17 17:07:28,455 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2022-10-17 17:07:28,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:07:28,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:28,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:28,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:28,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:28,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:28,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2022-10-17 17:07:28,573 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2022-10-17 17:07:28,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:07:28,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:28,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:28,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:28,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2022-10-17 17:07:28,780 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2022-10-17 17:07:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:07:28,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:28,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:28,940 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 17:07:29,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:29,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-10-17 17:07:29,002 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-10-17 17:07:29,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:07:29,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:29,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:29,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:29,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-10-17 17:07:29,254 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-10-17 17:07:29,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:29,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:29,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:29,459 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:29,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2022-10-17 17:07:29,520 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2022-10-17 17:07:29,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:07:29,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:29,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:29,707 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:29,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-10-17 17:07:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-10-17 17:07:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:07:29,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:29,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:29,929 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:29,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:29,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2022-10-17 17:07:29,990 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2022-10-17 17:07:29,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:07:29,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:29,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:30,189 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:30,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2022-10-17 17:07:30,257 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2022-10-17 17:07:30,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:07:30,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:30,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:30,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2022-10-17 17:07:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2022-10-17 17:07:30,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:07:30,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:30,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:30,817 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:30,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:30,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2022-10-17 17:07:30,895 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2022-10-17 17:07:30,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:07:30,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:30,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:31,171 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:31,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:31,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2022-10-17 17:07:31,250 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2022-10-17 17:07:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:07:31,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:31,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:31,588 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:31,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:31,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2022-10-17 17:07:31,663 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-10-17 17:07:31,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:07:31,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:31,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2022-10-17 17:07:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-10-17 17:07:32,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:07:32,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:32,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:32,366 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-10-17 17:07:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-10-17 17:07:32,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:07:32,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:32,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:32,787 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:32,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-10-17 17:07:32,871 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-10-17 17:07:32,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:07:32,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:32,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:33,209 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:33,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:33,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2022-10-17 17:07:33,304 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-10-17 17:07:33,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:07:33,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:33,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:33,651 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:33,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:33,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 43 transitions. [2022-10-17 17:07:33,738 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-10-17 17:07:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:07:33,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:33,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:34,116 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:34,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:34,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2022-10-17 17:07:34,213 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-10-17 17:07:34,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:07:34,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:34,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:34,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:34,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2022-10-17 17:07:34,777 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-10-17 17:07:34,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:07:34,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:34,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:35,182 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:35,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2022-10-17 17:07:35,284 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-10-17 17:07:35,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:07:35,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:35,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:35,716 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:35,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:35,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2022-10-17 17:07:35,834 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-10-17 17:07:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:07:35,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:35,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:36,305 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:36,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:36,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2022-10-17 17:07:36,436 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2022-10-17 17:07:36,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:07:36,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:36,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:37,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2022-10-17 17:07:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2022-10-17 17:07:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:07:37,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:37,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:37,599 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:37,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:37,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-10-17 17:07:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-10-17 17:07:37,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:07:37,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:37,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:38,290 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:38,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:38,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2022-10-17 17:07:38,437 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2022-10-17 17:07:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:07:38,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:38,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:39,047 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:39,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:39,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2022-10-17 17:07:39,186 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-10-17 17:07:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:07:39,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:39,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:39,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2022-10-17 17:07:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-10-17 17:07:39,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:07:39,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:39,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:40,505 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:40,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:40,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-10-17 17:07:40,637 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-10-17 17:07:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:07:40,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:40,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:41,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-10-17 17:07:41,430 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-10-17 17:07:41,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:07:41,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:42,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2022-10-17 17:07:42,318 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2022-10-17 17:07:42,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:07:42,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:42,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:43,035 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:43,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:43,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2022-10-17 17:07:43,185 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2022-10-17 17:07:43,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 17:07:43,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:43,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:43,908 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:44,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:44,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 50 states and 58 transitions. [2022-10-17 17:07:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2022-10-17 17:07:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:07:44,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:44,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:44,791 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:44,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:44,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2022-10-17 17:07:44,940 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2022-10-17 17:07:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:07:44,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:44,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:45,761 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:45,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:45,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 52 states and 60 transitions. [2022-10-17 17:07:45,922 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2022-10-17 17:07:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:07:45,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:45,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:46,776 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 53 states and 61 transitions. [2022-10-17 17:07:46,946 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2022-10-17 17:07:46,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:07:46,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:46,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:47,798 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:47,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:47,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 54 states and 62 transitions. [2022-10-17 17:07:47,971 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2022-10-17 17:07:47,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:07:47,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:47,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:48,744 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:49,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:49,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 55 states and 63 transitions. [2022-10-17 17:07:49,012 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2022-10-17 17:07:49,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:07:49,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:49,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:49,802 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:49,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 56 states and 64 transitions. [2022-10-17 17:07:49,977 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2022-10-17 17:07:49,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:07:49,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:49,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:50,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:50,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 57 states and 65 transitions. [2022-10-17 17:07:50,985 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 65 transitions. [2022-10-17 17:07:50,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:07:50,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:50,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:51,836 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:52,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 58 states and 66 transitions. [2022-10-17 17:07:52,024 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2022-10-17 17:07:52,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:07:52,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:52,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:52,836 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:53,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2022-10-17 17:07:53,113 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2022-10-17 17:07:53,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:07:53,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:53,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:54,064 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2022-10-17 17:07:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2022-10-17 17:07:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:07:54,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat