./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1009b309b84d3a678e4f12db10e873a2b96e065352111c00074b04d416cca18d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:51:37,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:51:37,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 20:51:37,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:51:37,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 20:51:37,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:51:37,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:51:37,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 20:51:37,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:51:37,225 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:51:37,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:51:37,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:51:37,227 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:51:37,227 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:51:37,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:51:37,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:51:37,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:51:37,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:51:37,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:51:37,230 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 20:51:37,230 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:51:37,231 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:51:37,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:51:37,232 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:51:37,232 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 20:51:37,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 20:51:37,233 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 20:51:37,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:51:37,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 20:51:37,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:51:37,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:51:37,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:51:37,235 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 20:51:37,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:51:37,236 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:51:37,236 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_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1009b309b84d3a678e4f12db10e873a2b96e065352111c00074b04d416cca18d [2023-12-02 20:51:37,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:51:37,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:51:37,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:51:37,471 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:51:37,471 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:51:37,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c [2023-12-02 20:51:40,192 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:51:40,369 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:51:40,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c [2023-12-02 20:51:40,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/data/444c81a08/3f2102228aaf456489ef295b151ea430/FLAG8014192b5 [2023-12-02 20:51:40,391 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/data/444c81a08/3f2102228aaf456489ef295b151ea430 [2023-12-02 20:51:40,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:51:40,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:51:40,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:51:40,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:51:40,402 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:51:40,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffee645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40, skipping insertion in model container [2023-12-02 20:51:40,404 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,422 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:51:40,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:51:40,580 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:51:40,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:51:40,619 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:51:40,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40 WrapperNode [2023-12-02 20:51:40,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:51:40,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:51:40,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:51:40,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:51:40,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,662 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 192 [2023-12-02 20:51:40,662 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:51:40,663 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:51:40,663 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:51:40,663 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:51:40,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,674 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,681 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,686 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:51:40,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:51:40,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:51:40,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:51:40,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:51:40" (1/1) ... [2023-12-02 20:51:40,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 20:51:40,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 20:51:40,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 20:51:40,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c5ff70-2917-46ef-8211-866f2b2f0b39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 20:51:40,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:51:40,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 20:51:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:51:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:51:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 20:51:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 20:51:40,826 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:51:40,828 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:51:41,616 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:51:41,674 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:51:41,675 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:51:41,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:51:41 BoogieIcfgContainer [2023-12-02 20:51:41,677 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:51:41,678 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 20:51:41,678 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 20:51:41,686 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 20:51:41,686 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:51:41" (1/1) ... [2023-12-02 20:51:41,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:51:41,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 294 states and 305 transitions. [2023-12-02 20:51:41,751 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 305 transitions. [2023-12-02 20:51:41,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 20:51:41,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:41,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:41,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:41,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 296 states and 307 transitions. [2023-12-02 20:51:41,939 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 307 transitions. [2023-12-02 20:51:41,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 20:51:41,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:41,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:41,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 297 states and 308 transitions. [2023-12-02 20:51:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 308 transitions. [2023-12-02 20:51:42,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 20:51:42,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 298 states and 309 transitions. [2023-12-02 20:51:42,061 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 309 transitions. [2023-12-02 20:51:42,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 20:51:42,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 299 states and 310 transitions. [2023-12-02 20:51:42,115 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 310 transitions. [2023-12-02 20:51:42,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 20:51:42,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-12-02 20:51:42,186 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-12-02 20:51:42,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 20:51:42,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-12-02 20:51:42,241 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-12-02 20:51:42,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 20:51:42,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-12-02 20:51:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-12-02 20:51:42,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 20:51:42,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:51:42,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:42,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 303 states and 315 transitions. [2023-12-02 20:51:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 315 transitions. [2023-12-02 20:51:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 20:51:42,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:42,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:42,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-12-02 20:51:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-12-02 20:51:42,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 20:51:42,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:42,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:42,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-12-02 20:51:42,507 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-12-02 20:51:42,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 20:51:42,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 20:51:42,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:42,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 300 states and 312 transitions. [2023-12-02 20:51:42,539 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 312 transitions. [2023-12-02 20:51:42,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 20:51:42,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:51:42,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:42,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 304 states and 317 transitions. [2023-12-02 20:51:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 317 transitions. [2023-12-02 20:51:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 20:51:42,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 20:51:42,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:42,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 303 states and 316 transitions. [2023-12-02 20:51:42,808 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 316 transitions. [2023-12-02 20:51:42,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 20:51:42,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:42,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:42,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:51:42,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 302 states and 315 transitions. [2023-12-02 20:51:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 315 transitions. [2023-12-02 20:51:42,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 20:51:42,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 20:51:42,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:42,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 20:51:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:42,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 301 states and 314 transitions. [2023-12-02 20:51:42,924 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 314 transitions. [2023-12-02 20:51:42,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 20:51:42,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:42,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:42,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:42,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:42,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 20:51:43,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:43,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 300 states and 313 transitions. [2023-12-02 20:51:43,046 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 313 transitions. [2023-12-02 20:51:43,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 20:51:43,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:43,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:43,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:51:43,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:43,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 20:51:43,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:43,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 310 states and 324 transitions. [2023-12-02 20:51:43,293 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 324 transitions. [2023-12-02 20:51:43,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 20:51:43,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:43,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:43,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:43,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:43,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 20:51:43,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:43,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 311 states and 326 transitions. [2023-12-02 20:51:43,380 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-12-02 20:51:43,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 20:51:43,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:43,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:43,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:51:43,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:43,529 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:43,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 334 states and 355 transitions. [2023-12-02 20:51:43,798 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 355 transitions. [2023-12-02 20:51:43,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 20:51:43,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:43,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:43,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:51:43,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:44,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:44,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 358 states and 386 transitions. [2023-12-02 20:51:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 386 transitions. [2023-12-02 20:51:44,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 20:51:44,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:44,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:44,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:44,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:44,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:44,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 383 states and 419 transitions. [2023-12-02 20:51:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 419 transitions. [2023-12-02 20:51:44,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 20:51:44,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:44,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:44,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:44,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:45,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:45,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:45,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 409 states and 453 transitions. [2023-12-02 20:51:45,695 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 453 transitions. [2023-12-02 20:51:45,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 20:51:45,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:45,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:45,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:51:45,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:45,817 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:46,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 412 states and 458 transitions. [2023-12-02 20:51:46,249 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 458 transitions. [2023-12-02 20:51:46,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 20:51:46,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:46,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:46,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:51:46,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:46,429 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:46,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 415 states and 462 transitions. [2023-12-02 20:51:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 462 transitions. [2023-12-02 20:51:46,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 20:51:46,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:46,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:46,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:46,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:46,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:49,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:49,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 420 states and 470 transitions. [2023-12-02 20:51:49,210 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 470 transitions. [2023-12-02 20:51:49,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 20:51:49,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:49,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:49,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:49,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:49,299 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:50,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:50,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 426 states and 479 transitions. [2023-12-02 20:51:50,305 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 479 transitions. [2023-12-02 20:51:50,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 20:51:50,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:50,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:50,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:51:50,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:50,542 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:51,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:51,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 434 states and 488 transitions. [2023-12-02 20:51:51,452 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 488 transitions. [2023-12-02 20:51:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 20:51:51,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:51,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:51,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:51:51,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:52,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:52,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 438 states and 493 transitions. [2023-12-02 20:51:52,319 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 493 transitions. [2023-12-02 20:51:52,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 20:51:52,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:52,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:52,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:52,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:52,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:52,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 440 states and 497 transitions. [2023-12-02 20:51:52,903 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 497 transitions. [2023-12-02 20:51:52,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 20:51:52,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:52,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:52,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:52,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:53,075 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:54,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 450 states and 509 transitions. [2023-12-02 20:51:54,345 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 509 transitions. [2023-12-02 20:51:54,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 20:51:54,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:54,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:54,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:51:54,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:54,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:55,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:55,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 454 states and 515 transitions. [2023-12-02 20:51:55,697 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 515 transitions. [2023-12-02 20:51:55,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 20:51:55,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:55,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:55,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:51:55,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:56,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:56,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:56,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 458 states and 520 transitions. [2023-12-02 20:51:56,616 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 520 transitions. [2023-12-02 20:51:56,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 20:51:56,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:56,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:56,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:51:56,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:56,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:57,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 460 states and 524 transitions. [2023-12-02 20:51:57,383 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 524 transitions. [2023-12-02 20:51:57,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 20:51:57,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:57,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:57,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:51:57,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:57,481 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 20:51:59,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:59,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 461 states and 526 transitions. [2023-12-02 20:51:59,362 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 526 transitions. [2023-12-02 20:51:59,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 20:51:59,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:59,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:59,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 20:51:59,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:51:59,389 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:51:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:51:59,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 460 states and 525 transitions. [2023-12-02 20:51:59,408 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 525 transitions. [2023-12-02 20:51:59,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 20:51:59,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:51:59,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:51:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:51:59,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:51:59,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:04,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 465 states and 534 transitions. [2023-12-02 20:52:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 534 transitions. [2023-12-02 20:52:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 20:52:04,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:04,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:04,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:04,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:04,851 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:06,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 471 states and 544 transitions. [2023-12-02 20:52:06,181 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 544 transitions. [2023-12-02 20:52:06,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 20:52:06,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:06,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:06,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:06,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:06,584 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:08,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 557 transitions. [2023-12-02 20:52:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 557 transitions. [2023-12-02 20:52:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 20:52:08,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:08,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:08,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:08,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:08,982 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:10,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 488 states and 572 transitions. [2023-12-02 20:52:10,878 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 572 transitions. [2023-12-02 20:52:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 20:52:10,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:10,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:10,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:10,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:12,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:12,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 497 states and 585 transitions. [2023-12-02 20:52:12,272 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 585 transitions. [2023-12-02 20:52:12,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 20:52:12,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:12,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:12,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:12,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:12,351 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:13,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:13,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 502 states and 593 transitions. [2023-12-02 20:52:13,027 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 593 transitions. [2023-12-02 20:52:13,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 20:52:13,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:13,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:13,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:13,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:13,097 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:16,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:16,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 508 states and 601 transitions. [2023-12-02 20:52:16,273 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 601 transitions. [2023-12-02 20:52:16,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 20:52:16,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:16,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:16,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:16,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:16,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:16,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 512 states and 607 transitions. [2023-12-02 20:52:16,968 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 607 transitions. [2023-12-02 20:52:16,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 20:52:16,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:16,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:16,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:52:16,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:17,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:17,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 516 states and 613 transitions. [2023-12-02 20:52:17,824 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 613 transitions. [2023-12-02 20:52:17,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 20:52:17,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:17,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:17,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:17,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:17,928 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 517 states and 615 transitions. [2023-12-02 20:52:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 615 transitions. [2023-12-02 20:52:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 20:52:19,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:19,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:19,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:52:19,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:19,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 20:52:19,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:19,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 519 states and 618 transitions. [2023-12-02 20:52:19,488 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 618 transitions. [2023-12-02 20:52:19,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 20:52:19,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:19,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:19,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:19,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:19,634 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:23,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:23,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 538 states and 645 transitions. [2023-12-02 20:52:23,445 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 645 transitions. [2023-12-02 20:52:23,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 20:52:23,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:23,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:23,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:23,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:23,525 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:23,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:23,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 539 states and 647 transitions. [2023-12-02 20:52:23,582 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 647 transitions. [2023-12-02 20:52:23,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 20:52:23,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:23,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:23,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:23,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:23,715 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:26,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:26,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 559 states and 675 transitions. [2023-12-02 20:52:26,759 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 675 transitions. [2023-12-02 20:52:26,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 20:52:26,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:26,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:26,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:26,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:26,853 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:26,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:26,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 561 states and 678 transitions. [2023-12-02 20:52:26,926 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 678 transitions. [2023-12-02 20:52:26,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 20:52:26,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:26,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:26,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:26,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:27,055 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:27,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 560 states and 677 transitions. [2023-12-02 20:52:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 677 transitions. [2023-12-02 20:52:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 20:52:27,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:27,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:27,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:27,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:30,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:30,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 580 states and 708 transitions. [2023-12-02 20:52:30,400 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 708 transitions. [2023-12-02 20:52:30,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 20:52:30,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:30,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:30,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:30,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:30,523 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:36,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:36,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 602 states and 738 transitions. [2023-12-02 20:52:36,894 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 738 transitions. [2023-12-02 20:52:36,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 20:52:36,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:36,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:36,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:36,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:37,194 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:39,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:39,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 624 states and 771 transitions. [2023-12-02 20:52:39,942 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 771 transitions. [2023-12-02 20:52:39,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 20:52:39,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:39,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:39,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:39,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:41,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:41,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 631 states and 788 transitions. [2023-12-02 20:52:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 788 transitions. [2023-12-02 20:52:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 20:52:41,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:41,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:41,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:41,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:41,391 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:42,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:42,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 643 states and 810 transitions. [2023-12-02 20:52:42,950 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 810 transitions. [2023-12-02 20:52:42,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 20:52:42,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:42,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:42,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:42,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:43,173 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 20:52:45,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:45,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 702 states and 883 transitions. [2023-12-02 20:52:45,106 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 883 transitions. [2023-12-02 20:52:45,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 20:52:45,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:45,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:45,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:45,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:45,267 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:45,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 704 states and 887 transitions. [2023-12-02 20:52:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 887 transitions. [2023-12-02 20:52:45,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 20:52:45,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:45,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:45,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:45,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:45,802 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 20:52:45,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:45,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 705 states and 888 transitions. [2023-12-02 20:52:45,882 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 888 transitions. [2023-12-02 20:52:45,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 20:52:45,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:45,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:45,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:45,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:46,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 707 states and 893 transitions. [2023-12-02 20:52:46,465 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 893 transitions. [2023-12-02 20:52:46,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 20:52:46,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:46,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:46,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:46,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:46,788 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:47,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:47,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 739 states and 928 transitions. [2023-12-02 20:52:47,877 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 928 transitions. [2023-12-02 20:52:47,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 20:52:47,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:47,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:47,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:47,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 782 states and 981 transitions. [2023-12-02 20:52:50,833 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 981 transitions. [2023-12-02 20:52:50,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 20:52:50,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:50,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:50,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:50,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:50,985 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:53,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 793 states and 999 transitions. [2023-12-02 20:52:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 999 transitions. [2023-12-02 20:52:53,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 20:52:53,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:53,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:53,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:53,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:53,289 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 20:52:53,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:53,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 792 states and 998 transitions. [2023-12-02 20:52:53,545 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 998 transitions. [2023-12-02 20:52:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 20:52:53,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:53,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:53,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:53,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:53,635 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 20:52:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 794 states and 1000 transitions. [2023-12-02 20:52:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1000 transitions. [2023-12-02 20:52:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 20:52:53,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:53,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:53,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:53,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:53,773 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 20:52:54,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:54,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 793 states and 999 transitions. [2023-12-02 20:52:54,021 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 999 transitions. [2023-12-02 20:52:54,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 20:52:54,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:54,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:54,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:52:54,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-02 20:52:54,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:54,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 792 states and 998 transitions. [2023-12-02 20:52:54,350 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 998 transitions. [2023-12-02 20:52:54,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 20:52:54,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:54,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:54,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:52:54,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:55,348 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 20:52:56,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:56,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 800 states and 1007 transitions. [2023-12-02 20:52:56,040 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1007 transitions. [2023-12-02 20:52:56,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 20:52:56,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:56,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:56,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:52:56,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:57,321 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 20:52:57,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:57,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 804 states and 1011 transitions. [2023-12-02 20:52:57,965 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1011 transitions. [2023-12-02 20:52:57,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 20:52:57,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:57,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:58,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:58,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:58,093 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 20:52:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 810 states and 1017 transitions. [2023-12-02 20:52:58,592 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1017 transitions. [2023-12-02 20:52:58,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 20:52:58,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:58,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:58,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:52:58,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:58,723 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 20:52:59,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:52:59,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 817 states and 1030 transitions. [2023-12-02 20:52:59,341 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1030 transitions. [2023-12-02 20:52:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 20:52:59,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:52:59,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:52:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:52:59,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:52:59,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:52:59,766 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:01,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 843 states and 1064 transitions. [2023-12-02 20:53:01,442 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1064 transitions. [2023-12-02 20:53:01,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 20:53:01,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:01,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:01,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:53:01,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:02,762 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:04,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:04,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 869 states and 1099 transitions. [2023-12-02 20:53:04,756 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1099 transitions. [2023-12-02 20:53:04,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-02 20:53:04,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:04,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:04,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:53:04,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:04,984 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:06,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:06,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 898 states and 1133 transitions. [2023-12-02 20:53:06,752 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1133 transitions. [2023-12-02 20:53:06,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 20:53:06,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:06,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:06,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:53:06,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:08,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:08,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 928 states and 1171 transitions. [2023-12-02 20:53:08,796 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1171 transitions. [2023-12-02 20:53:08,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 20:53:08,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:08,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:08,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:53:08,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:09,395 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:11,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:11,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 932 states and 1177 transitions. [2023-12-02 20:53:11,889 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1177 transitions. [2023-12-02 20:53:11,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 20:53:11,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:11,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:11,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:53:11,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:16,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:16,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 932 states and 1176 transitions. [2023-12-02 20:53:16,669 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1176 transitions. [2023-12-02 20:53:16,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 20:53:16,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:16,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:16,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:53:16,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:19,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:19,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 938 states and 1186 transitions. [2023-12-02 20:53:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1186 transitions. [2023-12-02 20:53:19,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 20:53:19,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:19,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:19,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 20:53:19,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:25,235 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:27,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:27,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 942 states and 1194 transitions. [2023-12-02 20:53:27,201 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1194 transitions. [2023-12-02 20:53:27,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-02 20:53:27,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:27,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:27,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 20:53:27,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:29,036 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:32,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 946 states and 1199 transitions. [2023-12-02 20:53:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1199 transitions. [2023-12-02 20:53:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-02 20:53:32,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:32,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:32,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:53:33,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:33,391 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:36,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:36,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 956 states and 1215 transitions. [2023-12-02 20:53:36,874 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1215 transitions. [2023-12-02 20:53:36,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 20:53:36,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:36,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:36,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:53:36,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:37,410 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:42,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:42,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 960 states and 1224 transitions. [2023-12-02 20:53:42,864 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1224 transitions. [2023-12-02 20:53:42,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 20:53:42,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:42,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:42,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:53:42,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:47,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:47,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 964 states and 1232 transitions. [2023-12-02 20:53:47,127 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1232 transitions. [2023-12-02 20:53:47,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 20:53:47,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:47,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:47,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:53:47,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:47,523 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:49,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:49,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 965 states and 1233 transitions. [2023-12-02 20:53:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1233 transitions. [2023-12-02 20:53:49,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 20:53:49,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:49,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:49,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:53:49,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 20:53:49,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:53:49,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 966 states and 1234 transitions. [2023-12-02 20:53:49,910 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1234 transitions. [2023-12-02 20:53:49,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 20:53:49,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:53:49,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:53:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:53:49,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:53:49,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:53:54,742 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 20:54:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:00,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 973 states and 1248 transitions. [2023-12-02 20:54:00,425 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1248 transitions. [2023-12-02 20:54:00,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 20:54:00,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:00,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:00,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:54:00,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:00,487 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-12-02 20:54:02,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:02,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 978 states and 1255 transitions. [2023-12-02 20:54:02,466 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1255 transitions. [2023-12-02 20:54:02,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-02 20:54:02,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:02,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:02,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:54:02,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:02,556 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-02 20:54:06,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:06,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 983 states and 1262 transitions. [2023-12-02 20:54:06,770 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1262 transitions. [2023-12-02 20:54:06,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 20:54:06,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:06,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:06,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:54:06,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:07,010 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 20:54:11,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:11,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 997 states and 1285 transitions. [2023-12-02 20:54:11,479 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1285 transitions. [2023-12-02 20:54:11,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 20:54:11,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:11,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:11,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:54:11,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:12,041 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 20:54:14,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:14,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1002 states and 1293 transitions. [2023-12-02 20:54:14,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1293 transitions. [2023-12-02 20:54:14,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 20:54:14,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:14,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:14,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:54:14,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 20:54:15,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1005 states and 1300 transitions. [2023-12-02 20:54:15,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1300 transitions. [2023-12-02 20:54:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-12-02 20:54:15,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:15,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:15,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:54:15,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:15,392 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 20:54:15,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:15,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1008 states and 1304 transitions. [2023-12-02 20:54:15,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1304 transitions. [2023-12-02 20:54:15,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 20:54:15,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:15,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:15,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:54:15,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:16,079 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 20:54:20,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:20,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1014 states and 1321 transitions. [2023-12-02 20:54:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1321 transitions. [2023-12-02 20:54:20,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 20:54:20,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:20,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:20,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:54:20,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:21,134 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 20:54:22,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:22,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1018 states and 1332 transitions. [2023-12-02 20:54:22,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1332 transitions. [2023-12-02 20:54:22,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 20:54:22,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:22,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:22,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:54:22,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:22,551 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 20:54:24,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:24,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1022 states and 1341 transitions. [2023-12-02 20:54:24,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1341 transitions. [2023-12-02 20:54:24,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 20:54:24,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:24,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:24,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:54:24,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:24,280 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-12-02 20:54:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1049 states and 1374 transitions. [2023-12-02 20:54:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1374 transitions. [2023-12-02 20:54:28,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 20:54:28,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:28,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:28,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:54:28,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:28,770 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 20:54:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:32,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1066 states and 1395 transitions. [2023-12-02 20:54:32,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1395 transitions. [2023-12-02 20:54:32,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 20:54:32,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:32,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:32,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:54:32,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:33,164 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 20:54:36,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:36,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1078 states and 1410 transitions. [2023-12-02 20:54:36,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1410 transitions. [2023-12-02 20:54:36,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 20:54:36,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:36,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:36,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:54:36,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:36,475 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-12-02 20:54:39,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:39,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1095 states and 1430 transitions. [2023-12-02 20:54:39,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1430 transitions. [2023-12-02 20:54:39,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 20:54:39,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:39,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:39,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:54:39,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:40,068 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 20:54:50,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1121 states and 1474 transitions. [2023-12-02 20:54:50,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1474 transitions. [2023-12-02 20:54:50,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-02 20:54:50,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:50,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:50,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:54:50,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:50,411 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 20:54:55,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:54:55,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1130 states and 1493 transitions. [2023-12-02 20:54:55,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1493 transitions. [2023-12-02 20:54:55,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 20:54:55,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:54:55,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:54:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:54:55,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:54:55,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:54:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 20:55:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1142 states and 1523 transitions. [2023-12-02 20:55:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1523 transitions. [2023-12-02 20:55:03,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 20:55:03,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:03,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:03,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:55:03,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:03,724 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2023-12-02 20:55:06,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1203 states and 1592 transitions. [2023-12-02 20:55:06,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1592 transitions. [2023-12-02 20:55:06,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 20:55:06,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:06,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:07,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:55:07,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:07,060 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-12-02 20:55:07,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:07,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1204 states and 1593 transitions. [2023-12-02 20:55:07,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1593 transitions. [2023-12-02 20:55:07,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 20:55:07,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:07,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:07,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:55:07,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:08,277 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-12-02 20:55:11,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:11,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1212 states and 1603 transitions. [2023-12-02 20:55:11,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1603 transitions. [2023-12-02 20:55:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 20:55:11,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:11,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:11,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:55:11,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:11,928 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2023-12-02 20:55:15,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:15,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1221 states and 1616 transitions. [2023-12-02 20:55:15,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1616 transitions. [2023-12-02 20:55:15,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 20:55:15,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:15,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:15,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:55:15,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 20:55:20,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:20,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1259 states and 1663 transitions. [2023-12-02 20:55:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1663 transitions. [2023-12-02 20:55:20,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 20:55:20,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:20,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:20,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:55:20,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:21,810 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 20:55:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:27,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1274 states and 1686 transitions. [2023-12-02 20:55:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1686 transitions. [2023-12-02 20:55:27,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 20:55:27,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:27,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:27,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:55:27,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:27,566 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 20:55:35,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1317 states and 1742 transitions. [2023-12-02 20:55:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1742 transitions. [2023-12-02 20:55:35,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 20:55:35,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:35,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:35,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:55:35,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 20:55:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:48,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1328 states and 1760 transitions. [2023-12-02 20:55:48,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1760 transitions. [2023-12-02 20:55:48,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 20:55:48,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:48,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:48,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:55:48,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:51,280 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 20:55:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:54,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1331 states and 1765 transitions. [2023-12-02 20:55:54,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1765 transitions. [2023-12-02 20:55:54,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 20:55:54,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:54,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:54,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:55:54,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:54,212 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 20:55:54,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:54,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1333 states and 1767 transitions. [2023-12-02 20:55:54,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1767 transitions. [2023-12-02 20:55:54,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 20:55:54,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:54,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:54,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 20:55:54,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:55:56,168 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 20:56:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:56:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1346 states and 1788 transitions. [2023-12-02 20:56:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1788 transitions. [2023-12-02 20:56:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 20:56:07,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:56:07,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:56:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:07,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:56:07,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:56:08,034 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-12-02 20:56:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:56:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1347 states and 1790 transitions. [2023-12-02 20:56:08,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1790 transitions. [2023-12-02 20:56:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 20:56:08,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:56:08,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:56:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:08,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:56:08,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:56:08,563 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2023-12-02 20:56:16,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:56:16,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1351 states and 1797 transitions. [2023-12-02 20:56:16,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1797 transitions. [2023-12-02 20:56:16,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 20:56:16,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:56:16,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:56:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:16,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:56:16,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:56:18,679 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 20:56:38,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:56:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1354 states and 1802 transitions. [2023-12-02 20:56:38,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1802 transitions. [2023-12-02 20:56:38,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 20:56:38,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:56:38,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:56:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:38,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 20:56:38,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:56:39,749 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 20:56:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:56:53,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1371 states and 1827 transitions. [2023-12-02 20:56:53,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1827 transitions. [2023-12-02 20:56:53,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 20:56:53,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:56:53,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:56:53,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:53,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 20:56:53,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 20:57:03,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:57:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1376 states and 1833 transitions. [2023-12-02 20:57:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1833 transitions. [2023-12-02 20:57:03,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-02 20:57:03,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:57:03,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:57:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:57:03,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:57:03,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:04,358 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-12-02 20:57:07,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:57:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1383 states and 1843 transitions. [2023-12-02 20:57:07,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1843 transitions. [2023-12-02 20:57:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 20:57:07,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:57:07,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:57:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:57:08,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:57:08,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:08,606 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2023-12-02 20:57:09,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:57:09,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1386 states and 1849 transitions. [2023-12-02 20:57:09,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1849 transitions. [2023-12-02 20:57:09,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 20:57:09,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:57:09,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:57:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:57:10,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:57:10,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:10,244 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-12-02 20:57:10,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:57:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1387 states and 1850 transitions. [2023-12-02 20:57:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1850 transitions. [2023-12-02 20:57:10,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 20:57:10,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:57:10,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:57:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:57:10,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 20:57:10,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 20:57:20,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:57:20,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1391 states and 1854 transitions. [2023-12-02 20:57:20,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1854 transitions. [2023-12-02 20:57:20,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 20:57:20,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:57:20,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:57:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:57:20,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:57:20,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:21,030 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-12-02 20:57:21,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:57:21,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1393 states and 1856 transitions. [2023-12-02 20:57:21,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1856 transitions. [2023-12-02 20:57:21,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 20:57:21,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:57:21,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:57:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:57:21,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:57:21,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:22,781 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 20:57:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:57:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1399 states and 1866 transitions. [2023-12-02 20:57:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1866 transitions. [2023-12-02 20:57:31,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 20:57:31,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:57:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:57:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:57:31,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:57:31,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-12-02 20:57:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:57:39,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1403 states and 1872 transitions. [2023-12-02 20:57:39,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1872 transitions. [2023-12-02 20:57:39,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 20:57:39,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:57:39,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:57:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:57:39,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:57:39,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:39,462 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2023-12-02 20:57:49,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:57:49,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1428 states and 1908 transitions. [2023-12-02 20:57:49,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1908 transitions. [2023-12-02 20:57:49,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 20:57:49,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:57:49,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:57:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:57:49,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:57:49,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:57:49,263 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-12-02 20:58:01,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:58:02,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1454 states and 1945 transitions. [2023-12-02 20:58:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1945 transitions. [2023-12-02 20:58:02,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 20:58:02,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:58:02,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:58:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:58:02,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 20:58:02,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:58:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 20:58:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:58:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1481 states and 1982 transitions. [2023-12-02 20:58:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1982 transitions. [2023-12-02 20:58:18,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-02 20:58:18,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:58:18,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:58:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:58:18,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:58:18,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:58:22,071 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 20:58:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:58:34,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1509 states and 2019 transitions. [2023-12-02 20:58:34,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2019 transitions. [2023-12-02 20:58:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-02 20:58:34,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:58:34,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:58:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:58:34,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:58:34,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:58:34,621 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-12-02 20:58:39,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:58:39,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1511 states and 2022 transitions. [2023-12-02 20:58:39,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 2022 transitions. [2023-12-02 20:58:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-02 20:58:39,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:58:39,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:58:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:58:39,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:58:39,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:58:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 20:58:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:58:43,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1518 states and 2040 transitions. [2023-12-02 20:58:43,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2040 transitions. [2023-12-02 20:58:43,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-02 20:58:43,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:58:43,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:58:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:58:43,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:58:43,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:58:43,756 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2023-12-02 20:58:51,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:58:51,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1528 states and 2053 transitions. [2023-12-02 20:58:51,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2053 transitions. [2023-12-02 20:58:51,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-02 20:58:51,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:58:51,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:58:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:58:51,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:58:51,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:58:53,017 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 20:58:58,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:58:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1532 states and 2059 transitions. [2023-12-02 20:58:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2059 transitions. [2023-12-02 20:58:58,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 20:58:58,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:58:58,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:58:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:58:58,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 20:58:58,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:59:00,348 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 20:59:08,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:59:08,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1547 states and 2078 transitions. [2023-12-02 20:59:08,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 2078 transitions. [2023-12-02 20:59:08,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 20:59:08,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:59:08,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:59:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:59:08,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 20:59:08,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:59:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 20:59:13,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:59:13,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1572 states and 2109 transitions. [2023-12-02 20:59:13,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 2109 transitions. [2023-12-02 20:59:13,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 20:59:13,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:59:13,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:59:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:59:13,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:59:13,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:59:15,863 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 20:59:26,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:59:26,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1574 states and 2113 transitions. [2023-12-02 20:59:26,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 2113 transitions. [2023-12-02 20:59:26,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 20:59:26,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:59:26,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:59:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:59:26,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 20:59:26,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:59:36,771 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 20:59:42,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:59:42,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1600 states and 2152 transitions. [2023-12-02 20:59:42,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 2152 transitions. [2023-12-02 20:59:42,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 20:59:42,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:59:42,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:59:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:59:42,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:59:42,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:59:43,297 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-12-02 20:59:47,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:59:47,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1601 states and 2154 transitions. [2023-12-02 20:59:47,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2154 transitions. [2023-12-02 20:59:47,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 20:59:47,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:59:47,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:59:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:59:47,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 20:59:47,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:59:48,687 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 20:59:58,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:59:58,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1633 states and 2195 transitions. [2023-12-02 20:59:58,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2195 transitions. [2023-12-02 20:59:58,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 20:59:58,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:59:58,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:59:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:59:58,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 20:59:58,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:59:59,436 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:00:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:00:08,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1663 states and 2236 transitions. [2023-12-02 21:00:08,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 2236 transitions. [2023-12-02 21:00:08,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-02 21:00:08,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:00:08,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:00:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:00:08,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:00:08,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:00:25,693 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:00:31,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:00:31,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1669 states and 2249 transitions. [2023-12-02 21:00:31,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2249 transitions. [2023-12-02 21:00:31,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:00:31,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:00:31,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:00:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:00:31,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:00:31,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:00:31,794 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2023-12-02 21:00:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:00:43,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 1673 states and 2256 transitions. [2023-12-02 21:00:43,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2256 transitions. [2023-12-02 21:00:43,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:00:43,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:00:43,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:00:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:00:43,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:00:43,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:00:45,552 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:01:00,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:01:00,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1676 states and 2260 transitions. [2023-12-02 21:01:00,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 2260 transitions. [2023-12-02 21:01:00,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-02 21:01:00,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:01:00,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:01:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:01:00,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:01:00,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:01:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2023-12-02 21:01:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:01:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1682 states and 2270 transitions. [2023-12-02 21:01:18,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2270 transitions. [2023-12-02 21:01:18,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-02 21:01:18,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:01:18,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:01:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:01:18,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:01:18,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:01:18,749 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2023-12-02 21:01:18,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:01:18,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1681 states and 2269 transitions. [2023-12-02 21:01:18,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2269 transitions. [2023-12-02 21:01:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-02 21:01:18,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:01:18,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:01:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:01:18,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:01:18,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:01:19,904 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:01:26,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:01:26,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1687 states and 2284 transitions. [2023-12-02 21:01:26,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2284 transitions. [2023-12-02 21:01:26,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 21:01:26,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:01:26,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:01:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:01:26,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:01:26,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:01:27,473 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:01:50,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:01:50,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 1699 states and 2301 transitions. [2023-12-02 21:01:50,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2301 transitions. [2023-12-02 21:01:50,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 21:01:50,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:01:50,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:01:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:01:50,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:01:50,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:06,527 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:02:12,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:12,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1703 states and 2312 transitions. [2023-12-02 21:02:12,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2312 transitions. [2023-12-02 21:02:12,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 21:02:12,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:12,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:12,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:02:12,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:12,963 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2023-12-02 21:02:27,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:27,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 1726 states and 2343 transitions. [2023-12-02 21:02:27,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2343 transitions. [2023-12-02 21:02:27,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 21:02:27,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:27,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:27,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:02:27,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 59 proven. 66 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:02:34,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:34,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 1729 states and 2346 transitions. [2023-12-02 21:02:34,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2346 transitions. [2023-12-02 21:02:34,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 21:02:34,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:34,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:34,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:02:34,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:36,166 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 59 proven. 66 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:02:38,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 1730 states and 2348 transitions. [2023-12-02 21:02:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2348 transitions. [2023-12-02 21:02:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-12-02 21:02:38,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:38,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:38,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:02:38,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2023-12-02 21:02:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1755 states and 2380 transitions. [2023-12-02 21:02:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2380 transitions. [2023-12-02 21:02:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 21:02:52,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:52,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:52,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:02:52,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:56,689 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 11 proven. 54 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-12-02 21:03:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:34,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1780 states and 2413 transitions. [2023-12-02 21:03:34,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2413 transitions. [2023-12-02 21:03:34,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 21:03:34,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:34,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:34,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:03:34,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:03:35,378 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:03:43,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:43,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 1790 states and 2433 transitions. [2023-12-02 21:03:43,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2433 transitions. [2023-12-02 21:03:43,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-02 21:03:43,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:43,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:43,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:03:43,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:03:46,265 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 11 proven. 54 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-12-02 21:04:22,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:22,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1822 states and 2471 transitions. [2023-12-02 21:04:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2471 transitions. [2023-12-02 21:04:22,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-02 21:04:22,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:22,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:22,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:04:22,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:04:24,761 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:04:33,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:33,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 1825 states and 2481 transitions. [2023-12-02 21:04:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2481 transitions. [2023-12-02 21:04:33,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 21:04:33,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:33,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:33,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:04:33,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:04:35,552 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 11 proven. 54 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-12-02 21:04:35,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:35,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 1826 states and 2482 transitions. [2023-12-02 21:04:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2482 transitions. [2023-12-02 21:04:35,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 21:04:35,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:35,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:35,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:04:35,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:04:37,537 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 61 proven. 72 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:04:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:44,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 1829 states and 2486 transitions. [2023-12-02 21:04:44,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2486 transitions. [2023-12-02 21:04:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-02 21:04:44,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:44,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:45,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:04:45,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:04:45,872 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:04:47,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:47,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 1830 states and 2488 transitions. [2023-12-02 21:04:47,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2488 transitions. [2023-12-02 21:04:47,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-12-02 21:04:47,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:47,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:47,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:04:47,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:04:47,552 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2023-12-02 21:04:47,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:47,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 1831 states and 2489 transitions. [2023-12-02 21:04:47,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2489 transitions. [2023-12-02 21:04:47,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 21:04:47,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:47,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:47,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:04:47,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:04:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-02 21:04:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:49,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 1833 states and 2491 transitions. [2023-12-02 21:04:49,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2491 transitions. [2023-12-02 21:04:49,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-02 21:04:49,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:49,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:49,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:04:49,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:04:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:04:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1837 states and 2496 transitions. [2023-12-02 21:04:56,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2496 transitions. [2023-12-02 21:04:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 21:04:56,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:56,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:56,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:04:56,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:05:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 21:05:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:06,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 1841 states and 2502 transitions. [2023-12-02 21:05:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2502 transitions. [2023-12-02 21:05:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-12-02 21:05:06,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:06,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:06,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:05:06,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:05:06,820 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-12-02 21:05:13,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:13,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1843 states and 2506 transitions. [2023-12-02 21:05:13,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2506 transitions. [2023-12-02 21:05:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 21:05:13,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:13,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:13,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:05:13,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:05:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 143 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-02 21:05:31,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:31,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 1850 states and 2523 transitions. [2023-12-02 21:05:31,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2523 transitions. [2023-12-02 21:05:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 21:05:31,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:31,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:31,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:05:31,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:05:31,634 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-02 21:05:40,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:40,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 1853 states and 2528 transitions. [2023-12-02 21:05:40,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2528 transitions. [2023-12-02 21:05:40,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-02 21:05:40,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:40,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:40,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:05:40,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:05:40,892 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked.