./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/eureka_01-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/eureka_01-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc84672deb8568f357f3e53d1889a4a141611ae62422dd83eb7a6bc6f311a8b1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:33,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:33,945 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:01:33,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:01:33,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:01:33,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:33,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:33,986 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:33,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:33,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:33,989 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:33,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:33,991 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:01:33,992 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:01:33,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:01:33,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:33,994 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:33,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:33,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:33,997 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:01:33,998 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:33,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:33,999 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:34,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:34,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:34,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:34,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:34,003 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:34,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:34,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:34,005 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:01:34,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:01:34,006 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:34,007 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_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc84672deb8568f357f3e53d1889a4a141611ae62422dd83eb7a6bc6f311a8b1 [2023-11-19 04:01:34,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:34,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:34,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:34,411 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:34,413 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:34,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loops/eureka_01-2.c [2023-11-19 04:01:38,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:38,485 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:38,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/sv-benchmarks/c/loops/eureka_01-2.c [2023-11-19 04:01:38,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/data/e84f240b4/74738e0796e6497980842326fa655779/FLAGd0bb6623d [2023-11-19 04:01:38,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/data/e84f240b4/74738e0796e6497980842326fa655779 [2023-11-19 04:01:38,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:38,540 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:38,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:38,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:38,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:38,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:38,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467f4849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38, skipping insertion in model container [2023-11-19 04:01:38,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:38,590 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:38,806 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/sv-benchmarks/c/loops/eureka_01-2.c[323,336] [2023-11-19 04:01:38,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:38,875 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:38,887 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/sv-benchmarks/c/loops/eureka_01-2.c[323,336] [2023-11-19 04:01:38,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:38,942 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:38,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38 WrapperNode [2023-11-19 04:01:38,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:38,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:38,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:38,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:38,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:38,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,030 INFO L138 Inliner]: procedures = 13, calls = 100, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 198 [2023-11-19 04:01:39,031 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:39,032 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:39,032 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:39,032 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:39,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,077 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,084 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:39,086 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:39,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:39,086 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:39,087 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:38" (1/1) ... [2023-11-19 04:01:39,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:39,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:39,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:39,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca923f29-b632-4183-9ae4-1bfc33176606/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:39,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:39,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:01:39,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:01:39,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:01:39,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:39,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:39,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:01:39,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:01:39,324 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:39,328 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:39,750 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:39,900 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:39,900 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 04:01:39,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:39 BoogieIcfgContainer [2023-11-19 04:01:39,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:39,908 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:39,908 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:39,921 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:39,922 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:39" (1/1) ... [2023-11-19 04:01:39,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:01:39,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:39,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-19 04:01:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-19 04:01:40,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:01:40,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:40,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:40,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:40,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-11-19 04:01:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-11-19 04:01:40,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:01:40,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:40,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:40,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:40,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:40,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2023-11-19 04:01:40,952 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2023-11-19 04:01:40,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:01:40,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:40,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:41,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-11-19 04:01:41,524 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-11-19 04:01:41,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:01:41,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:41,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:01:42,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:42,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-19 04:01:42,015 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-19 04:01:42,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:01:42,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:42,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:42,189 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:01:42,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:42,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2023-11-19 04:01:42,382 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2023-11-19 04:01:42,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:01:42,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:42,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:42,577 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:01:42,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2023-11-19 04:01:42,782 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2023-11-19 04:01:42,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:01:42,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:42,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:42,939 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:01:43,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-19 04:01:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-19 04:01:43,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:01:43,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,367 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:01:43,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2023-11-19 04:01:43,585 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2023-11-19 04:01:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:01:43,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,742 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:43,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2023-11-19 04:01:43,944 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2023-11-19 04:01:43,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:01:43,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:44,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:44,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2023-11-19 04:01:44,306 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2023-11-19 04:01:44,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:01:44,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:44,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,487 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:44,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:44,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-19 04:01:44,743 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-19 04:01:44,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:01:44,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:44,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:45,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2023-11-19 04:01:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2023-11-19 04:01:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:01:45,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:45,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:45,364 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:45,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:45,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-19 04:01:45,662 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-19 04:01:45,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:01:45,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:45,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:45,942 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:46,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2023-11-19 04:01:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-11-19 04:01:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:01:46,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,626 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:47,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:47,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2023-11-19 04:01:47,020 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2023-11-19 04:01:47,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:01:47,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:47,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:47,423 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 1 proven. 36 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:47,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:47,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2023-11-19 04:01:47,822 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2023-11-19 04:01:47,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:01:47,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:47,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:48,207 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:48,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:48,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2023-11-19 04:01:48,548 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2023-11-19 04:01:48,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:01:48,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:48,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:49,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2023-11-19 04:01:49,193 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2023-11-19 04:01:49,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:01:49,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:49,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:49,581 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 1 proven. 66 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:49,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:49,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2023-11-19 04:01:49,994 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2023-11-19 04:01:49,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:01:49,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:49,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:50,442 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 1 proven. 78 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:50,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:50,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2023-11-19 04:01:50,883 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2023-11-19 04:01:50,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:01:50,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:50,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:51,314 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 1 proven. 91 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:51,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2023-11-19 04:01:51,820 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2023-11-19 04:01:51,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:01:51,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:51,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:52,312 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 1 proven. 105 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:52,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:52,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2023-11-19 04:01:52,835 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2023-11-19 04:01:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:01:52,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:52,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:53,412 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 1 proven. 120 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:53,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2023-11-19 04:01:53,930 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2023-11-19 04:01:53,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:01:53,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:53,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:53,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 1 proven. 136 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:55,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:55,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-19 04:01:55,010 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-19 04:01:55,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:01:55,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:55,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:55,551 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 1 proven. 153 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:56,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:56,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2023-11-19 04:01:56,097 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2023-11-19 04:01:56,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:01:56,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:56,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:56,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:56,663 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 1 proven. 171 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2023-11-19 04:01:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2023-11-19 04:01:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:01:57,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:57,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:57,831 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 1 proven. 190 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:01:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:58,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2023-11-19 04:01:58,413 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2023-11-19 04:01:58,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:01:58,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:58,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-11-19 04:02:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:06,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 62 states and 74 transitions. [2023-11-19 04:02:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 74 transitions. [2023-11-19 04:02:06,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:02:06,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:06,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 0 proven. 444 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-19 04:02:16,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:16,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 84 states and 98 transitions. [2023-11-19 04:02:16,683 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 98 transitions. [2023-11-19 04:02:16,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 04:02:16,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:16,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:17,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 0 proven. 1329 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked.