./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/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_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/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 64bit --witnessprinter.graph.data.programhash 73081b3fa7e8ac6772d35cbb49ddbf2b46d162637b371c81319141218fe98c6a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:38:58,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:38:59,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:38:59,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:38:59,065 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:38:59,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:38:59,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:38:59,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:38:59,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:38:59,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:38:59,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:38:59,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:38:59,110 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:38:59,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:38:59,111 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:38:59,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:38:59,112 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:38:59,113 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:38:59,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:38:59,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:38:59,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:38:59,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:38:59,116 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:38:59,116 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:38:59,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:38:59,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:59,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:38:59,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:38:59,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:38:59,119 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:38:59,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:38:59,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:38:59,120 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_e59a0e81-7f21-4356-87a2-3e76f51be861/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73081b3fa7e8ac6772d35cbb49ddbf2b46d162637b371c81319141218fe98c6a [2023-11-21 18:38:59,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:38:59,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:38:59,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:38:59,449 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:38:59,450 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:38:59,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2023-11-21 18:39:02,603 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:03,080 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:03,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2023-11-21 18:39:03,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/data/006db2bd7/0ec19c4d705648d7b9530901e0c47c06/FLAGd31970fa4 [2023-11-21 18:39:03,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/data/006db2bd7/0ec19c4d705648d7b9530901e0c47c06 [2023-11-21 18:39:03,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:03,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:03,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:03,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:03,168 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:03,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@613504a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03, skipping insertion in model container [2023-11-21 18:39:03,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:04,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:05,021 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:05,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:05,390 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:05,391 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:05,399 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:05,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05 WrapperNode [2023-11-21 18:39:05,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:05,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:05,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:05,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:05,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,568 INFO L138 Inliner]: procedures = 613, calls = 174, calls flagged for inlining = 19, calls inlined = 17, statements flattened = 536 [2023-11-21 18:39:05,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:05,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:05,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:05,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:05,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,595 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,673 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,686 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,714 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:05,724 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:05,724 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:05,724 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:05,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:05,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:05,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:05,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59a0e81-7f21-4356-87a2-3e76f51be861/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:05,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:39:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:39:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:39:05,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:39:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:39:05,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:05,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:39:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:05,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:05,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:39:05,838 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:39:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:39:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:39:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:39:05,839 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:39:05,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:05,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:39:05,840 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_all [2023-11-21 18:39:05,840 INFO L138 BoogieDeclarations]: Found implementation of procedure fflush_all [2023-11-21 18:39:05,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:39:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:39:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-11-21 18:39:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:06,326 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:06,329 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:07,259 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:07,520 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:07,521 INFO L308 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-21 18:39:07,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:07 BoogieIcfgContainer [2023-11-21 18:39:07,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:07,525 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:07,526 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:07,538 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:07,538 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:07" (1/1) ... [2023-11-21 18:39:07,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:39:07,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:07,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 124 states and 154 transitions. [2023-11-21 18:39:07,651 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 154 transitions. [2023-11-21 18:39:07,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:39:07,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:07,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:08,255 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 18:39:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 126 states and 157 transitions. [2023-11-21 18:39:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 157 transitions. [2023-11-21 18:39:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:39:08,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:08,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:08,451 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 18:39:08,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:08,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 127 states and 158 transitions. [2023-11-21 18:39:08,474 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 158 transitions. [2023-11-21 18:39:08,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:39:08,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:08,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:08,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:08,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:08,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 129 states and 161 transitions. [2023-11-21 18:39:08,796 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 161 transitions. [2023-11-21 18:39:08,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:39:08,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:08,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:08,980 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 18:39:09,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:09,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 128 states and 160 transitions. [2023-11-21 18:39:09,088 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2023-11-21 18:39:09,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:39:09,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:09,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:09,282 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 18:39:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:09,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 129 states and 161 transitions. [2023-11-21 18:39:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 161 transitions. [2023-11-21 18:39:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:39:09,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:09,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:09,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:09,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 128 states and 160 transitions. [2023-11-21 18:39:09,683 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2023-11-21 18:39:09,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:09,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:09,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:09,818 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 18:39:09,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:09,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 127 states and 159 transitions. [2023-11-21 18:39:09,874 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 159 transitions. [2023-11-21 18:39:09,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:09,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:09,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:10,090 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 18:39:10,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:10,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 130 states and 162 transitions. [2023-11-21 18:39:10,347 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 162 transitions. [2023-11-21 18:39:10,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:39:10,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:10,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:10,567 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 18:39:10,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:10,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 133 states and 165 transitions. [2023-11-21 18:39:10,775 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 165 transitions. [2023-11-21 18:39:10,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:39:10,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:10,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:11,061 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:11,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 136 states and 168 transitions. [2023-11-21 18:39:11,285 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 168 transitions. [2023-11-21 18:39:11,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:39:11,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:11,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:11,585 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:11,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 139 states and 171 transitions. [2023-11-21 18:39:11,822 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 171 transitions. [2023-11-21 18:39:11,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:39:11,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:11,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:12,158 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:12,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 142 states and 174 transitions. [2023-11-21 18:39:12,432 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 174 transitions. [2023-11-21 18:39:12,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:39:12,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:12,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:12,856 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:13,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:13,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 145 states and 177 transitions. [2023-11-21 18:39:13,136 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 177 transitions. [2023-11-21 18:39:13,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:39:13,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:13,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:13,617 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 148 states and 180 transitions. [2023-11-21 18:39:13,871 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 180 transitions. [2023-11-21 18:39:13,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:39:13,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:13,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:14,397 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:14,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 151 states and 182 transitions. [2023-11-21 18:39:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 182 transitions. [2023-11-21 18:39:14,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:39:14,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:14,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,043 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:15,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:15,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 150 states and 181 transitions. [2023-11-21 18:39:15,288 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 181 transitions. [2023-11-21 18:39:15,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:39:15,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:15,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,502 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:15,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 149 states and 180 transitions. [2023-11-21 18:39:15,534 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 180 transitions. [2023-11-21 18:39:15,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:39:15,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:15,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,754 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 148 states and 179 transitions. [2023-11-21 18:39:15,916 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2023-11-21 18:39:15,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:39:15,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:15,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,134 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:16,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:16,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 150 states and 182 transitions. [2023-11-21 18:39:16,283 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 182 transitions. [2023-11-21 18:39:16,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:39:16,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:16,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,477 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:16,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:16,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 151 states and 183 transitions. [2023-11-21 18:39:16,502 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 183 transitions. [2023-11-21 18:39:16,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:39:16,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:16,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,747 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:16,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 153 states and 186 transitions. [2023-11-21 18:39:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 186 transitions. [2023-11-21 18:39:16,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:39:16,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:16,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:39:17,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:17,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 159 states and 197 transitions. [2023-11-21 18:39:17,885 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 197 transitions. [2023-11-21 18:39:17,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:39:17,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:17,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:39:18,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 158 states and 196 transitions. [2023-11-21 18:39:18,379 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 196 transitions. [2023-11-21 18:39:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:39:18,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:18,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:18,541 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:39:18,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:18,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 159 states and 197 transitions. [2023-11-21 18:39:18,568 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 197 transitions. [2023-11-21 18:39:18,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:39:18,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:18,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:18,840 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:18,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:18,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 161 states and 200 transitions. [2023-11-21 18:39:18,923 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 200 transitions. [2023-11-21 18:39:18,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:39:18,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:18,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:19,098 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:19,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:19,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 162 states and 201 transitions. [2023-11-21 18:39:19,122 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 201 transitions. [2023-11-21 18:39:19,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:39:19,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:19,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:19,388 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:39:19,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:19,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 161 states and 200 transitions. [2023-11-21 18:39:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 200 transitions. [2023-11-21 18:39:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:39:19,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:19,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:20,060 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:39:20,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:20,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 163 states and 203 transitions. [2023-11-21 18:39:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 203 transitions. [2023-11-21 18:39:20,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:39:20,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:20,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:21,114 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:26,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:26,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 205 states and 254 transitions. [2023-11-21 18:39:26,246 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 254 transitions. [2023-11-21 18:39:26,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:39:26,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:26,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:26,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:26,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 207 states and 258 transitions. [2023-11-21 18:39:26,809 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 258 transitions. [2023-11-21 18:39:26,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:39:26,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:26,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:27,226 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:27,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:27,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 209 states and 261 transitions. [2023-11-21 18:39:27,485 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 261 transitions. [2023-11-21 18:39:27,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:39:27,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:27,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:27,803 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:27,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:27,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 212 states and 267 transitions. [2023-11-21 18:39:27,966 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 267 transitions. [2023-11-21 18:39:27,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:39:27,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:27,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:28,293 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:28,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 215 states and 271 transitions. [2023-11-21 18:39:28,867 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 271 transitions. [2023-11-21 18:39:28,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:39:28,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:28,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:29,090 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:29,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:29,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 216 states and 272 transitions. [2023-11-21 18:39:29,116 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 272 transitions. [2023-11-21 18:39:29,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:39:29,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:29,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:29,309 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:39:29,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:29,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 218 states and 273 transitions. [2023-11-21 18:39:29,808 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 273 transitions. [2023-11-21 18:39:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:39:29,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:29,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:39:30,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:30,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 219 states and 274 transitions. [2023-11-21 18:39:30,714 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 274 transitions. [2023-11-21 18:39:30,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:39:30,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:30,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:31,160 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:39:31,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:31,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 218 states and 273 transitions. [2023-11-21 18:39:31,949 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 273 transitions. [2023-11-21 18:39:31,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:39:31,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:31,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:32,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:32,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 218 states and 272 transitions. [2023-11-21 18:39:32,080 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 272 transitions. [2023-11-21 18:39:32,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:39:32,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:32,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:32,440 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:39:35,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:35,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 232 states and 298 transitions. [2023-11-21 18:39:35,095 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 298 transitions. [2023-11-21 18:39:35,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:39:35,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:35,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:35,709 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:35,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:35,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 231 states and 297 transitions. [2023-11-21 18:39:35,874 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 297 transitions. [2023-11-21 18:39:35,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:39:35,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:35,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:36,235 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:36,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 234 states and 303 transitions. [2023-11-21 18:39:36,606 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 303 transitions. [2023-11-21 18:39:36,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:39:36,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:36,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:37,332 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:38,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 235 states and 305 transitions. [2023-11-21 18:39:38,658 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 305 transitions. [2023-11-21 18:39:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:39:38,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:38,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:39:39,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:39,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 236 states and 306 transitions. [2023-11-21 18:39:39,260 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 306 transitions. [2023-11-21 18:39:39,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:39:39,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:39,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:39,457 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2023-11-21 18:39:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:40,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 238 states and 310 transitions. [2023-11-21 18:39:40,425 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 310 transitions. [2023-11-21 18:39:40,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:39:40,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:40,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:39:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:43,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 247 states and 326 transitions. [2023-11-21 18:39:43,719 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 326 transitions. [2023-11-21 18:39:43,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:39:43,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:43,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:44,337 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 148 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:44,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 209 states and 282 transitions. [2023-11-21 18:39:44,654 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 282 transitions. [2023-11-21 18:39:44,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:39:44,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:44,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:45,027 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked.