./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/selectionsort-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/selectionsort-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1c36df5364345a00481880384557a6da7ee9f3df41e2ea49d72bfaffe4fac7a5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:48:00,174 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:48:00,291 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:48:00,299 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:48:00,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:48:00,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:48:00,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:48:00,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:48:00,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:48:00,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:48:00,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:48:00,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:48:00,354 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:48:00,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:48:00,356 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:48:00,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:48:00,357 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:48:00,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:48:00,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:48:00,358 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:48:00,358 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:48:00,359 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:48:00,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:48:00,360 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:48:00,361 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:48:00,361 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:48:00,361 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:48:00,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:48:00,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:00,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:48:00,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:48:00,364 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:48:00,365 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:48:00,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:48:00,365 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:48:00,365 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c36df5364345a00481880384557a6da7ee9f3df41e2ea49d72bfaffe4fac7a5 [2023-11-21 18:48:00,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:48:00,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:48:00,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:48:00,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:48:00,696 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:48:00,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-memsafety/selectionsort-alloca-1.i [2023-11-21 18:48:03,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:48:04,212 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:48:04,213 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/sv-benchmarks/c/array-memsafety/selectionsort-alloca-1.i [2023-11-21 18:48:04,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/data/99a8706a8/9990fba639b4453986e8c0ad20576385/FLAG651962752 [2023-11-21 18:48:04,248 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/data/99a8706a8/9990fba639b4453986e8c0ad20576385 [2023-11-21 18:48:04,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:48:04,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:48:04,254 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:04,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:48:04,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:48:04,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d71966f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04, skipping insertion in model container [2023-11-21 18:48:04,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,341 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:04,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:04,699 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:48:04,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:04,805 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:48:04,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04 WrapperNode [2023-11-21 18:48:04,806 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:04,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:04,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:48:04,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:48:04,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,851 INFO L138 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2023-11-21 18:48:04,855 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:04,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:48:04,856 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:48:04,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:48:04,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,873 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,874 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,880 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:48:04,899 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:48:04,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:48:04,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:48:04,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:04" (1/1) ... [2023-11-21 18:48:04,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:04,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:48:04,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:48:04,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632bffd3-69fb-4351-8aab-2033c8b66962/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:48:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:48:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:48:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:48:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:48:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:48:04,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:48:05,095 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:48:05,098 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:48:05,315 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:48:05,428 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:48:05,429 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:48:05,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:05 BoogieIcfgContainer [2023-11-21 18:48:05,431 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:48:05,432 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:48:05,432 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:48:05,443 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:48:05,444 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:05" (1/1) ... [2023-11-21 18:48:05,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:48:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-21 18:48:05,519 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-21 18:48:05,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:48:05,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:05,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:05,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-11-21 18:48:05,949 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-11-21 18:48:05,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:48:05,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:05,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:06,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:06,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-11-21 18:48:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-11-21 18:48:06,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:48:06,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:06,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:06,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:06,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2023-11-21 18:48:06,539 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2023-11-21 18:48:06,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:48:06,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:06,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:06,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:06,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:06,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2023-11-21 18:48:06,890 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2023-11-21 18:48:06,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:48:06,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:06,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:07,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:07,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2023-11-21 18:48:07,107 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-21 18:48:07,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:48:07,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:07,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:07,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:07,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:07,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:07,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-21 18:48:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-21 18:48:07,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:48:07,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:07,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:07,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 43 transitions. [2023-11-21 18:48:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2023-11-21 18:48:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:48:07,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:07,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:07,878 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:48:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:08,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2023-11-21 18:48:08,025 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-21 18:48:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:48:08,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:08,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:08,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2023-11-21 18:48:08,406 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2023-11-21 18:48:08,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:48:08,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:08,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:08,528 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:08,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2023-11-21 18:48:08,866 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2023-11-21 18:48:08,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:48:08,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:08,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2023-11-21 18:48:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2023-11-21 18:48:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:48:09,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:09,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:09,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:09,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2023-11-21 18:48:09,204 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2023-11-21 18:48:09,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:48:09,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:09,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:09,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:09,282 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:48:09,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:09,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2023-11-21 18:48:09,454 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2023-11-21 18:48:09,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:48:09,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:09,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:09,493 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:48:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:09,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 63 transitions. [2023-11-21 18:48:09,672 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2023-11-21 18:48:09,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:48:09,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:09,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:09,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:09,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-21 18:48:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-21 18:48:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:48:09,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:09,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:10,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:10,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2023-11-21 18:48:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2023-11-21 18:48:10,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:48:10,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:10,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:10,244 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:10,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 79 transitions. [2023-11-21 18:48:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2023-11-21 18:48:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:48:10,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:10,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:10,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:10,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 84 transitions. [2023-11-21 18:48:10,969 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 84 transitions. [2023-11-21 18:48:10,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:48:10,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:10,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:11,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:11,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:11,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2023-11-21 18:48:11,028 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2023-11-21 18:48:11,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:48:11,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:11,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:11,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:11,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:11,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 60 states and 96 transitions. [2023-11-21 18:48:11,542 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 96 transitions. [2023-11-21 18:48:11,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:48:11,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:11,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:11,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:12,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:12,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2023-11-21 18:48:12,524 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2023-11-21 18:48:12,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:48:12,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:12,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:48:12,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:12,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 64 states and 103 transitions. [2023-11-21 18:48:12,804 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2023-11-21 18:48:12,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:48:12,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:12,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:12,849 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:48:13,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:13,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 66 states and 105 transitions. [2023-11-21 18:48:13,085 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 105 transitions. [2023-11-21 18:48:13,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:48:13,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:13,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:13,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:13,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:13,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2023-11-21 18:48:13,951 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2023-11-21 18:48:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:48:13,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:13,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:13,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:14,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 73 states and 115 transitions. [2023-11-21 18:48:14,387 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2023-11-21 18:48:14,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:48:14,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:14,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:15,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:15,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2023-11-21 18:48:15,423 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2023-11-21 18:48:15,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:15,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:15,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:15,694 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:16,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 77 states and 126 transitions. [2023-11-21 18:48:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 126 transitions. [2023-11-21 18:48:16,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:48:16,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:16,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:16,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:16,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:16,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 80 states and 133 transitions. [2023-11-21 18:48:16,972 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 133 transitions. [2023-11-21 18:48:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:16,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:16,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:17,085 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:17,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 84 states and 142 transitions. [2023-11-21 18:48:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 142 transitions. [2023-11-21 18:48:17,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:17,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:17,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:17,666 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:17,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:17,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 86 states and 144 transitions. [2023-11-21 18:48:17,973 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 144 transitions. [2023-11-21 18:48:17,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:17,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:17,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:18,006 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:18,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:18,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 88 states and 147 transitions. [2023-11-21 18:48:18,564 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 147 transitions. [2023-11-21 18:48:18,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:18,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:18,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:18,593 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 89 states and 148 transitions. [2023-11-21 18:48:18,883 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 148 transitions. [2023-11-21 18:48:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:18,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:18,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:18,912 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:19,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:19,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2023-11-21 18:48:19,216 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2023-11-21 18:48:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:19,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:19,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:19,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 92 states and 154 transitions. [2023-11-21 18:48:19,568 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 154 transitions. [2023-11-21 18:48:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:19,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:19,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:19,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:19,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:19,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 93 states and 154 transitions. [2023-11-21 18:48:19,971 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 154 transitions. [2023-11-21 18:48:19,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:19,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:19,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:20,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:20,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 94 states and 154 transitions. [2023-11-21 18:48:20,345 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 154 transitions. [2023-11-21 18:48:20,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:20,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:20,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:48:20,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:20,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 94 states and 153 transitions. [2023-11-21 18:48:20,710 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 153 transitions. [2023-11-21 18:48:20,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:20,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:20,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:20,741 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:48:21,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:21,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 96 states and 155 transitions. [2023-11-21 18:48:21,063 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 155 transitions. [2023-11-21 18:48:21,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:21,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:21,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:21,222 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 165 transitions. [2023-11-21 18:48:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 165 transitions. [2023-11-21 18:48:22,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:22,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:22,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:22,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:22,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 103 states and 166 transitions. [2023-11-21 18:48:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 166 transitions. [2023-11-21 18:48:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:22,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:22,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:23,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:23,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 104 states and 166 transitions. [2023-11-21 18:48:23,013 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 166 transitions. [2023-11-21 18:48:23,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:23,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:23,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:23,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 106 states and 167 transitions. [2023-11-21 18:48:23,384 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 167 transitions. [2023-11-21 18:48:23,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:23,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:23,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:23,424 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:23,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 108 states and 168 transitions. [2023-11-21 18:48:23,754 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 168 transitions. [2023-11-21 18:48:23,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:23,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:23,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:23,803 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:48:24,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:24,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 109 states and 168 transitions. [2023-11-21 18:48:24,009 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 168 transitions. [2023-11-21 18:48:24,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:24,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:24,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:24,039 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:48:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:24,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 111 states and 169 transitions. [2023-11-21 18:48:24,234 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 169 transitions. [2023-11-21 18:48:24,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:24,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:24,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:24,562 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:25,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:25,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 114 states and 177 transitions. [2023-11-21 18:48:25,366 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 177 transitions. [2023-11-21 18:48:25,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:48:25,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:25,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:26,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:26,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 117 states and 184 transitions. [2023-11-21 18:48:26,191 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 184 transitions. [2023-11-21 18:48:26,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:26,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:26,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:26,326 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:48:26,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:26,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 119 states and 195 transitions. [2023-11-21 18:48:26,847 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 195 transitions. [2023-11-21 18:48:26,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:26,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:26,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:26,987 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:48:27,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:27,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 120 states and 197 transitions. [2023-11-21 18:48:27,479 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 197 transitions. [2023-11-21 18:48:27,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:27,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:27,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:27,504 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:48:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 120 states and 196 transitions. [2023-11-21 18:48:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 196 transitions. [2023-11-21 18:48:27,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:48:27,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:27,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:27,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:48:27,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:27,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 120 states and 195 transitions. [2023-11-21 18:48:27,958 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 195 transitions. [2023-11-21 18:48:27,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:48:27,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:27,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:28,034 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-21 18:48:28,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:28,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 120 states and 194 transitions. [2023-11-21 18:48:28,485 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 194 transitions. [2023-11-21 18:48:28,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:48:28,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:28,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:28,641 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:48:29,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:29,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 123 states and 206 transitions. [2023-11-21 18:48:29,591 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 206 transitions. [2023-11-21 18:48:29,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:48:29,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:29,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:30,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:30,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 124 states and 207 transitions. [2023-11-21 18:48:30,868 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 207 transitions. [2023-11-21 18:48:30,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:48:30,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:30,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:30,939 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:48:31,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:31,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 126 states and 208 transitions. [2023-11-21 18:48:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 208 transitions. [2023-11-21 18:48:31,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:48:31,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:31,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:32,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:32,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 129 states and 216 transitions. [2023-11-21 18:48:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 216 transitions. [2023-11-21 18:48:32,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:48:32,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:32,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:32,711 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:48:33,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:33,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 132 states and 227 transitions. [2023-11-21 18:48:33,400 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 227 transitions. [2023-11-21 18:48:33,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:48:33,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:33,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:48:33,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:33,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 132 states and 226 transitions. [2023-11-21 18:48:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 226 transitions. [2023-11-21 18:48:33,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:48:33,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:33,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:33,940 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-21 18:48:34,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:34,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 132 states and 225 transitions. [2023-11-21 18:48:34,427 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 225 transitions. [2023-11-21 18:48:34,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:48:34,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:34,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:34,499 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:48:34,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:34,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 133 states and 225 transitions. [2023-11-21 18:48:34,635 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 225 transitions. [2023-11-21 18:48:34,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:48:34,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:34,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:36,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2023-11-21 18:48:36,041 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2023-11-21 18:48:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:48:36,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:36,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:36,102 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-21 18:48:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 136 states and 232 transitions. [2023-11-21 18:48:36,612 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 232 transitions. [2023-11-21 18:48:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:48:36,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:36,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:36,717 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:40,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:40,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 148 states and 257 transitions. [2023-11-21 18:48:40,528 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 257 transitions. [2023-11-21 18:48:40,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:48:40,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:40,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:41,039 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:42,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:42,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 151 states and 265 transitions. [2023-11-21 18:48:42,111 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 265 transitions. [2023-11-21 18:48:42,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:42,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:42,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-11-21 18:48:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:42,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 151 states and 264 transitions. [2023-11-21 18:48:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 264 transitions. [2023-11-21 18:48:42,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:42,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:42,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-21 18:48:43,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:43,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 153 states and 265 transitions. [2023-11-21 18:48:43,056 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 265 transitions. [2023-11-21 18:48:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:48:43,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:43,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:43,627 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:44,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 156 states and 273 transitions. [2023-11-21 18:48:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 273 transitions. [2023-11-21 18:48:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:48:44,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:44,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:44,985 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:48:45,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:45,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 159 states and 286 transitions. [2023-11-21 18:48:45,936 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 286 transitions. [2023-11-21 18:48:45,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:48:45,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:45,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:46,012 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-21 18:48:46,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:46,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 159 states and 285 transitions. [2023-11-21 18:48:46,569 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 285 transitions. [2023-11-21 18:48:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:48:46,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:46,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:46,631 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-11-21 18:48:47,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:47,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 159 states and 284 transitions. [2023-11-21 18:48:47,223 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 284 transitions. [2023-11-21 18:48:47,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:48:47,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:47,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.