./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/hostid.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_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/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_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/hostid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/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_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/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 785c3e344417c5a6104e9a7fb9fb08c6dd6606a2b1a55427f58b1b0011b90b4a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:43:42,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:43:42,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:43:42,378 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:43:42,379 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:43:42,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:43:42,420 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:43:42,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:43:42,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:43:42,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:43:42,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:43:42,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:43:42,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:43:42,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:43:42,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:43:42,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:43:42,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:43:42,434 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:43:42,434 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:43:42,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:43:42,435 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:43:42,436 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:43:42,437 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:43:42,437 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:43:42,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:43:42,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:42,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:43:42,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:43:42,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:43:42,440 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:43:42,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:43:42,442 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:43:42,442 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_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 785c3e344417c5a6104e9a7fb9fb08c6dd6606a2b1a55427f58b1b0011b90b4a [2023-11-21 18:43:42,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:43:42,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:43:42,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:43:42,823 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:43:42,824 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:43:42,825 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/hostid.i [2023-11-21 18:43:46,011 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:46,450 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:46,455 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/sv-benchmarks/c/busybox-1.22.0/hostid.i [2023-11-21 18:43:46,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/data/f24b9c645/02d4a6912b624bc2a787c76f797dd9c8/FLAG1a62ecfab [2023-11-21 18:43:46,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/data/f24b9c645/02d4a6912b624bc2a787c76f797dd9c8 [2023-11-21 18:43:46,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:46,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:46,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:46,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:46,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:46,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:46" (1/1) ... [2023-11-21 18:43:46,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8c633e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:46, skipping insertion in model container [2023-11-21 18:43:46,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:46" (1/1) ... [2023-11-21 18:43:46,611 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:47,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:47,735 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:47,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:48,079 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:48,087 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:48,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48 WrapperNode [2023-11-21 18:43:48,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:48,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:48,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:48,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:48,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,213 INFO L138 Inliner]: procedures = 527, calls = 68, calls flagged for inlining = 8, calls inlined = 6, statements flattened = 146 [2023-11-21 18:43:48,214 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:48,215 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:48,215 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:48,215 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:48,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,275 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:48,298 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:48,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:48,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:48,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:48,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:48,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:48,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d71c4-0b94-4862-8e8a-3da1fe6b9a83/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:43:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:43:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:43:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:43:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:43:48,405 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:43:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:43:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:43:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:43:48,675 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:48,678 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:48,989 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:49,117 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:49,117 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:43:49,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:49 BoogieIcfgContainer [2023-11-21 18:43:49,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:49,121 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:49,122 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:49,145 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:49,145 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:49" (1/1) ... [2023-11-21 18:43:49,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:49,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:49,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2023-11-21 18:43:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2023-11-21 18:43:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:43:49,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:49,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:49,766 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 18:43:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2023-11-21 18:43:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-21 18:43:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:43:49,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:49,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:49,910 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 18:43:49,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:49,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2023-11-21 18:43:49,933 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2023-11-21 18:43:49,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:43:49,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:49,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:50,141 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 18:43:50,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:50,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2023-11-21 18:43:50,219 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2023-11-21 18:43:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:43:50,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:50,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:50,351 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 18:43:50,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2023-11-21 18:43:50,436 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2023-11-21 18:43:50,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:43:50,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:50,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:50,545 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 18:43:50,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2023-11-21 18:43:50,597 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2023-11-21 18:43:50,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:43:50,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:50,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:50,782 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 18:43:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:50,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2023-11-21 18:43:50,924 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2023-11-21 18:43:50,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:43:50,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:50,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:51,046 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 18:43:51,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 41 transitions. [2023-11-21 18:43:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2023-11-21 18:43:51,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:43:51,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:51,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:51,247 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 18:43:51,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 44 transitions. [2023-11-21 18:43:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2023-11-21 18:43:51,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:43:51,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:51,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:51,664 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 18:43:51,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:51,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 47 transitions. [2023-11-21 18:43:51,810 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2023-11-21 18:43:51,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:43:51,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:51,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:52,002 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 18:43:52,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:52,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 50 transitions. [2023-11-21 18:43:52,180 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2023-11-21 18:43:52,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:43:52,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:52,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:52,407 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 18:43:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:52,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 53 transitions. [2023-11-21 18:43:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2023-11-21 18:43:52,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:43:52,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:52,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:52,845 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 18:43:53,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 56 transitions. [2023-11-21 18:43:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2023-11-21 18:43:53,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:43:53,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:53,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:53,333 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 18:43:53,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:53,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 54 states and 59 transitions. [2023-11-21 18:43:53,573 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2023-11-21 18:43:53,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:43:53,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:53,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:53,856 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 18:43:54,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:54,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 57 states and 62 transitions. [2023-11-21 18:43:54,089 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2023-11-21 18:43:54,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:43:54,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:54,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:54,458 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 18:43:54,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:54,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 60 states and 64 transitions. [2023-11-21 18:43:54,615 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2023-11-21 18:43:54,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:43:54,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:54,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:54,936 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 18:43:55,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:55,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 59 states and 63 transitions. [2023-11-21 18:43:55,138 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2023-11-21 18:43:55,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:43:55,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:55,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:55,262 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 18:43:55,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:55,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 58 states and 62 transitions. [2023-11-21 18:43:55,295 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2023-11-21 18:43:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:43:55,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:55,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:55,438 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 18:43:55,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:55,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 57 states and 61 transitions. [2023-11-21 18:43:55,558 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 61 transitions. [2023-11-21 18:43:55,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:43:55,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:55,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:55,737 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 18:43:55,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:55,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-21 18:43:55,800 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-21 18:43:55,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:43:55,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:55,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:56,015 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 18:43:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 59 states and 64 transitions. [2023-11-21 18:43:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2023-11-21 18:43:56,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:43:56,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:56,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:56,222 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 18:43:56,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:56,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2023-11-21 18:43:56,294 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2023-11-21 18:43:56,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:43:56,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:56,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:56,470 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 18:43:56,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:56,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 62 states and 69 transitions. [2023-11-21 18:43:56,491 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 69 transitions. [2023-11-21 18:43:56,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:43:56,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:56,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:56,668 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 18:43:56,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions. [2023-11-21 18:43:56,693 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2023-11-21 18:43:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:43:56,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:56,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:56,902 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 18:43:57,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:57,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 69 states and 81 transitions. [2023-11-21 18:43:57,299 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2023-11-21 18:43:57,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:43:57,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:57,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:57,507 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 18:43:57,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 71 states and 85 transitions. [2023-11-21 18:43:57,891 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 85 transitions. [2023-11-21 18:43:57,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:43:57,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:57,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:58,078 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 18:43:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:58,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2023-11-21 18:43:58,247 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2023-11-21 18:43:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:43:58,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:58,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:58,389 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 18:43:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 74 states and 90 transitions. [2023-11-21 18:43:58,415 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2023-11-21 18:43:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:43:58,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:58,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:58,591 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 18:43:58,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:58,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2023-11-21 18:43:58,854 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2023-11-21 18:43:58,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:43:58,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:58,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:59,093 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 18:43:59,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:59,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2023-11-21 18:43:59,365 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2023-11-21 18:43:59,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:43:59,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:59,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:59,509 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 18:43:59,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:59,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2023-11-21 18:43:59,945 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2023-11-21 18:43:59,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:43:59,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:59,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:00,246 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 18:44:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:00,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 79 states and 98 transitions. [2023-11-21 18:44:00,997 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2023-11-21 18:44:00,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:44:00,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:00,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:01,257 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 18:44:01,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:01,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 78 states and 97 transitions. [2023-11-21 18:44:01,674 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 97 transitions. [2023-11-21 18:44:01,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:44:01,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:01,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:01,930 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 18:44:03,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:03,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2023-11-21 18:44:03,431 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2023-11-21 18:44:03,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:44:03,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:03,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:03,593 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 18:44:03,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:03,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 89 states and 116 transitions. [2023-11-21 18:44:03,759 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 116 transitions. [2023-11-21 18:44:03,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:44:03,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:03,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:04,025 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 18:44:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:04,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 90 states and 117 transitions. [2023-11-21 18:44:04,375 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 117 transitions. [2023-11-21 18:44:04,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:44:04,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:04,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:04,525 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 18:44:04,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:04,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 92 states and 118 transitions. [2023-11-21 18:44:04,862 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 118 transitions. [2023-11-21 18:44:04,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:44:04,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:04,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:05,020 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 18:44:05,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:05,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 94 states and 119 transitions. [2023-11-21 18:44:05,307 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 119 transitions. [2023-11-21 18:44:05,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:44:05,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:05,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:05,524 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 18:44:05,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:05,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 95 states and 121 transitions. [2023-11-21 18:44:05,828 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 121 transitions. [2023-11-21 18:44:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:44:05,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:05,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:06,015 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:44:06,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:06,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 96 states and 121 transitions. [2023-11-21 18:44:06,337 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 121 transitions. [2023-11-21 18:44:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:44:06,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:06,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:06,643 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 18:44:08,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:08,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 105 states and 137 transitions. [2023-11-21 18:44:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 137 transitions. [2023-11-21 18:44:08,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:44:08,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:08,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-21 18:44:09,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:09,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 106 states and 138 transitions. [2023-11-21 18:44:09,177 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 138 transitions. [2023-11-21 18:44:09,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:44:09,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:09,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:09,540 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 18:44:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 116 states and 154 transitions. [2023-11-21 18:44:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2023-11-21 18:44:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:44:11,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:11,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:11,852 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-21 18:44:12,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:12,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 113 states and 147 transitions. [2023-11-21 18:44:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 147 transitions. [2023-11-21 18:44:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:44:12,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:12,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:12,568 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 18:44:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:12,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 115 states and 148 transitions. [2023-11-21 18:44:12,992 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 148 transitions. [2023-11-21 18:44:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:44:12,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:12,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:13,273 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 18:44:13,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:13,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 117 states and 149 transitions. [2023-11-21 18:44:13,717 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 149 transitions. [2023-11-21 18:44:13,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:44:13,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:13,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:14,127 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2023-11-21 18:44:16,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:16,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 125 states and 161 transitions. [2023-11-21 18:44:16,536 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 161 transitions. [2023-11-21 18:44:16,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:44:16,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:16,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:16,892 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-21 18:44:23,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:23,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 154 states and 208 transitions. [2023-11-21 18:44:23,582 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 208 transitions. [2023-11-21 18:44:23,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:44:23,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:23,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:23,785 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-11-21 18:44:24,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:24,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 145 states and 194 transitions. [2023-11-21 18:44:24,289 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 194 transitions. [2023-11-21 18:44:24,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:44:24,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:24,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:24,606 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-11-21 18:44:25,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:25,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 147 states and 195 transitions. [2023-11-21 18:44:25,041 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 195 transitions. [2023-11-21 18:44:25,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:44:25,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:25,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:25,270 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-11-21 18:44:25,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 149 states and 196 transitions. [2023-11-21 18:44:25,725 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 196 transitions. [2023-11-21 18:44:25,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:44:25,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:25,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:25,949 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2023-11-21 18:44:26,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:26,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 151 states and 197 transitions. [2023-11-21 18:44:26,511 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 197 transitions. [2023-11-21 18:44:26,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:44:26,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:26,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-11-21 18:44:29,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:29,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 160 states and 209 transitions. [2023-11-21 18:44:29,609 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 209 transitions. [2023-11-21 18:44:29,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:44:29,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:29,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:29,953 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked.