./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-1.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_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/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_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/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_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/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 e7697c01e3a1f85ac80bd14b522b9965578a432aca56ec235ad1a5127dc83a85 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:35,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:35,129 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:50:35,137 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:50:35,138 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:50:35,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:35,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:35,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:35,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:35,191 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:35,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:35,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:35,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:50:35,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:35,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:35,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:35,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:35,195 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:50:35,196 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:35,196 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:35,197 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:35,197 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:35,198 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:35,198 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:35,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:35,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:35,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:35,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:35,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:35,201 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:50:35,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:50:35,202 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:35,202 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_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7697c01e3a1f85ac80bd14b522b9965578a432aca56ec235ad1a5127dc83a85 [2023-11-21 18:50:35,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:35,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:35,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:35,520 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:35,520 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:35,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/sync-1.i [2023-11-21 18:50:38,714 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:39,253 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:39,254 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/sv-benchmarks/c/busybox-1.22.0/sync-1.i [2023-11-21 18:50:39,286 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/data/1cfe938d2/bc413f5c61364dd281b8f11c0bf20623/FLAGd35b4ad39 [2023-11-21 18:50:39,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/data/1cfe938d2/bc413f5c61364dd281b8f11c0bf20623 [2023-11-21 18:50:39,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:39,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:39,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:39,309 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:39,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:39,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57a9f461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39, skipping insertion in model container [2023-11-21 18:50:39,317 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,398 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:40,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:40,543 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:40,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:40,868 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:40,875 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:40,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40 WrapperNode [2023-11-21 18:50:40,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:40,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:40,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:40,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:40,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:40,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:40,991 INFO L138 Inliner]: procedures = 540, calls = 133, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 459 [2023-11-21 18:50:40,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:40,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:40,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:40,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:41,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:41,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:41,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:41,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:41,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:41,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:41,111 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:41,124 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:41,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:41,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:41,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:41,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:41,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:41,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:41,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:41,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:41,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33b9e274-81f9-40a2-a0ee-f5723dc6aa7e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:41,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:50:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:50:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:50:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:50:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:50:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:50:41,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:41,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:50:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:41,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:50:41,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:50:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:50:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:50:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:50:41,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:50:41,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:50:41,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:50:41,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:50:41,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:41,655 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:41,661 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:42,378 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:42,551 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:42,551 INFO L308 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-21 18:50:42,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:42 BoogieIcfgContainer [2023-11-21 18:50:42,554 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:42,555 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:42,555 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:42,567 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:42,567 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:42" (1/1) ... [2023-11-21 18:50:42,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:42,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:42,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 134 states and 163 transitions. [2023-11-21 18:50:42,658 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 163 transitions. [2023-11-21 18:50:42,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:50:42,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:42,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:43,192 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 18:50:43,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:43,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 136 states and 166 transitions. [2023-11-21 18:50:43,238 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 166 transitions. [2023-11-21 18:50:43,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:50:43,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:43,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:43,377 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 18:50:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:43,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 137 states and 167 transitions. [2023-11-21 18:50:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 167 transitions. [2023-11-21 18:50:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:50:43,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:43,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:43,601 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 18:50:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 139 states and 170 transitions. [2023-11-21 18:50:43,681 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 170 transitions. [2023-11-21 18:50:43,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:43,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:43,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:43,831 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 18:50:43,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:43,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 138 states and 169 transitions. [2023-11-21 18:50:43,912 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 169 transitions. [2023-11-21 18:50:43,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:50:43,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:43,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:44,075 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 18:50:44,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:44,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 139 states and 170 transitions. [2023-11-21 18:50:44,143 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 170 transitions. [2023-11-21 18:50:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:50:44,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:44,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:44,304 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 18:50:44,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:44,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 138 states and 169 transitions. [2023-11-21 18:50:44,455 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 169 transitions. [2023-11-21 18:50:44,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:50:44,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:44,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:44,616 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 18:50:44,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:44,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 137 states and 168 transitions. [2023-11-21 18:50:44,667 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 168 transitions. [2023-11-21 18:50:44,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:50:44,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:44,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:44,851 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 18:50:45,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:45,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 140 states and 171 transitions. [2023-11-21 18:50:45,093 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 171 transitions. [2023-11-21 18:50:45,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:50:45,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:45,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:45,290 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 18:50:45,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:45,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 143 states and 174 transitions. [2023-11-21 18:50:45,467 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 174 transitions. [2023-11-21 18:50:45,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:50:45,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:45,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:45,703 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 18:50:45,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:45,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 146 states and 177 transitions. [2023-11-21 18:50:45,899 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 177 transitions. [2023-11-21 18:50:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:50:45,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:45,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:46,107 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 18:50:46,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:46,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 149 states and 180 transitions. [2023-11-21 18:50:46,303 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 180 transitions. [2023-11-21 18:50:46,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:50:46,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:46,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:46,604 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 18:50:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 152 states and 183 transitions. [2023-11-21 18:50:46,818 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 183 transitions. [2023-11-21 18:50:46,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:50:46,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:46,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:47,105 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 18:50:47,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:47,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 155 states and 186 transitions. [2023-11-21 18:50:47,358 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 186 transitions. [2023-11-21 18:50:47,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:50:47,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:47,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:47,665 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 18:50:47,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 158 states and 189 transitions. [2023-11-21 18:50:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 189 transitions. [2023-11-21 18:50:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:50:47,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:47,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:48,272 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 18:50:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 161 states and 191 transitions. [2023-11-21 18:50:48,450 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 191 transitions. [2023-11-21 18:50:48,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:50:48,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:48,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:48,853 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 18:50:49,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 160 states and 190 transitions. [2023-11-21 18:50:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 190 transitions. [2023-11-21 18:50:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:50:49,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:49,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:49,209 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 18:50:49,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:49,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 159 states and 189 transitions. [2023-11-21 18:50:49,239 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 189 transitions. [2023-11-21 18:50:49,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:50:49,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:49,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:49,476 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 18:50:49,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:49,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 158 states and 188 transitions. [2023-11-21 18:50:49,616 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2023-11-21 18:50:49,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:50:49,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:49,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:49,829 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 18:50:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:49,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 160 states and 191 transitions. [2023-11-21 18:50:49,905 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2023-11-21 18:50:49,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:50:49,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:49,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:50,068 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 18:50:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:50,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 161 states and 192 transitions. [2023-11-21 18:50:50,092 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 192 transitions. [2023-11-21 18:50:50,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:50:50,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:50,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:50,360 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 18:50:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:50,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 163 states and 196 transitions. [2023-11-21 18:50:50,443 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 196 transitions. [2023-11-21 18:50:50,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:50,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:50,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:50,592 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 18:50:50,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:50,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 164 states and 197 transitions. [2023-11-21 18:50:50,615 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 197 transitions. [2023-11-21 18:50:50,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:50,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:50,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:50,850 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 18:50:50,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 166 states and 200 transitions. [2023-11-21 18:50:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 200 transitions. [2023-11-21 18:50:51,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:51,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:51,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:51,226 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 18:50:51,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:51,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 172 states and 211 transitions. [2023-11-21 18:50:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 211 transitions. [2023-11-21 18:50:51,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:50:51,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:51,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:51,812 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 18:50:52,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:52,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 171 states and 210 transitions. [2023-11-21 18:50:52,070 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 210 transitions. [2023-11-21 18:50:52,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:50:52,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:52,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:52,224 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 18:50:52,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:52,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 172 states and 211 transitions. [2023-11-21 18:50:52,249 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 211 transitions. [2023-11-21 18:50:52,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:50:52,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:52,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:52,492 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 18:50:52,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:52,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 174 states and 215 transitions. [2023-11-21 18:50:52,671 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 215 transitions. [2023-11-21 18:50:52,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:52,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:52,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:52,890 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 18:50:53,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:53,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 177 states and 219 transitions. [2023-11-21 18:50:53,179 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 219 transitions. [2023-11-21 18:50:53,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:53,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:53,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:53,331 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 18:50:53,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:53,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 179 states and 222 transitions. [2023-11-21 18:50:53,810 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 222 transitions. [2023-11-21 18:50:53,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:53,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:53,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:54,078 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 18:50:54,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:54,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 181 states and 226 transitions. [2023-11-21 18:50:54,590 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 226 transitions. [2023-11-21 18:50:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:50:54,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:54,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:55,066 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 18:50:59,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:59,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 223 states and 277 transitions. [2023-11-21 18:50:59,820 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 277 transitions. [2023-11-21 18:50:59,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:59,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:59,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:00,168 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 18:51:00,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:00,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 225 states and 280 transitions. [2023-11-21 18:51:00,411 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 280 transitions. [2023-11-21 18:51:00,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:51:00,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:00,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:00,673 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 18:51:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:00,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 228 states and 286 transitions. [2023-11-21 18:51:00,823 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 286 transitions. [2023-11-21 18:51:00,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:51:00,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:00,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:01,201 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 18:51:01,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 227 states and 285 transitions. [2023-11-21 18:51:01,798 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 285 transitions. [2023-11-21 18:51:01,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:51:01,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:01,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:01,964 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 18:51:01,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:01,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 228 states and 286 transitions. [2023-11-21 18:51:01,988 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 286 transitions. [2023-11-21 18:51:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:51:01,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:01,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:02,318 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 18:51:04,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:04,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 240 states and 310 transitions. [2023-11-21 18:51:04,640 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 310 transitions. [2023-11-21 18:51:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:51:04,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:04,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:04,789 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-21 18:51:05,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:05,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 237 states and 305 transitions. [2023-11-21 18:51:05,277 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 305 transitions. [2023-11-21 18:51:05,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:51:05,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:05,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:05,426 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 18:51:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 239 states and 306 transitions. [2023-11-21 18:51:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 306 transitions. [2023-11-21 18:51:05,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:51:05,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:05,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:06,227 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 18:51:06,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:06,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 240 states and 307 transitions. [2023-11-21 18:51:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 307 transitions. [2023-11-21 18:51:06,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:51:06,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:06,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:06,848 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 18:51:06,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 240 states and 306 transitions. [2023-11-21 18:51:06,861 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 306 transitions. [2023-11-21 18:51:06,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:51:06,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:06,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:06,996 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 18:51:07,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:07,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 242 states and 310 transitions. [2023-11-21 18:51:07,560 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 310 transitions. [2023-11-21 18:51:07,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:51:07,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:07,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:08,005 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 18:51:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 241 states and 309 transitions. [2023-11-21 18:51:08,158 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 309 transitions. [2023-11-21 18:51:08,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:51:08,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:08,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:08,453 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 18:51:08,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:08,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 244 states and 315 transitions. [2023-11-21 18:51:08,824 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 315 transitions. [2023-11-21 18:51:08,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:51:08,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:08,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:08,980 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:51:09,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:09,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 246 states and 316 transitions. [2023-11-21 18:51:09,510 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 316 transitions. [2023-11-21 18:51:09,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:51:09,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:09,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:09,673 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:51:10,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 248 states and 317 transitions. [2023-11-21 18:51:10,172 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 317 transitions. [2023-11-21 18:51:10,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:51:10,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:10,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:10,721 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 18:51:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 249 states and 318 transitions. [2023-11-21 18:51:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 318 transitions. [2023-11-21 18:51:11,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:51:11,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:11,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:12,142 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 18:51:12,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:12,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 250 states and 319 transitions. [2023-11-21 18:51:12,608 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 319 transitions. [2023-11-21 18:51:12,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:51:12,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:12,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-21 18:51:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 214 states and 279 transitions. [2023-11-21 18:51:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 279 transitions. [2023-11-21 18:51:13,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:51:13,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:13,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:13,668 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 18:51:16,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:16,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 223 states and 295 transitions. [2023-11-21 18:51:16,434 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 295 transitions. [2023-11-21 18:51:16,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:51:16,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:16,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:16,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:16,809 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:51:19,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 233 states and 311 transitions. [2023-11-21 18:51:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 311 transitions. [2023-11-21 18:51:19,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:51:19,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:19,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:20,073 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:51:20,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:20,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 235 states and 312 transitions. [2023-11-21 18:51:20,659 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 312 transitions. [2023-11-21 18:51:20,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:51:20,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:20,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:51:21,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:21,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 237 states and 313 transitions. [2023-11-21 18:51:21,400 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 313 transitions. [2023-11-21 18:51:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:51:21,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:21,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked.