./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi --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 942b28ff7c0583b7db8395d2c315e70afc8fe68ba69d39faf867ac75d7628edb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:04,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:04,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:11:04,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:04,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:04,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:04,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:04,764 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:04,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:04,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:04,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:04,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:04,772 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:04,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:04,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:04,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:04,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:04,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:04,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:04,777 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:11:04,777 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:04,778 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:04,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:04,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:04,779 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:04,779 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:04,780 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:04,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:04,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:04,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:04,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:04,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:04,784 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:04,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:04,785 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:04,785 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_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 942b28ff7c0583b7db8395d2c315e70afc8fe68ba69d39faf867ac75d7628edb [2023-11-24 22:11:05,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:05,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:05,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:05,200 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:05,201 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:05,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c [2023-11-24 22:11:08,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:08,642 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:08,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c [2023-11-24 22:11:08,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/data/ddda3b427/03ff84578f5a410e96d7212a01b5fc6a/FLAGe0c9141d4 [2023-11-24 22:11:08,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/data/ddda3b427/03ff84578f5a410e96d7212a01b5fc6a [2023-11-24 22:11:08,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:08,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:08,692 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:08,692 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:08,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:08,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:08" (1/1) ... [2023-11-24 22:11:08,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0d5b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:08, skipping insertion in model container [2023-11-24 22:11:08,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:08" (1/1) ... [2023-11-24 22:11:08,739 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:08,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:08,980 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:09,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:09,032 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:09,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09 WrapperNode [2023-11-24 22:11:09,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:09,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:09,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:09,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:09,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,105 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 192 [2023-11-24 22:11:09,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:09,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:09,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:09,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:09,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:09,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:09,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:09,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:09,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:09,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:09,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:09,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e83ba68-5b46-49f5-9cdf-7a6463326a00/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:09,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:09,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:09,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:11:09,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:11:09,417 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:09,420 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:10,510 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:10,595 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:10,596 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:11:10,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:10 BoogieIcfgContainer [2023-11-24 22:11:10,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:10,600 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:10,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:10,611 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:10,612 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:10" (1/1) ... [2023-11-24 22:11:10,624 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:11:10,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 294 states and 305 transitions. [2023-11-24 22:11:10,696 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 305 transitions. [2023-11-24 22:11:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:11:10,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:10,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:10,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:10,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 296 states and 307 transitions. [2023-11-24 22:11:10,938 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 307 transitions. [2023-11-24 22:11:10,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:11:10,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:10,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:10,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 297 states and 308 transitions. [2023-11-24 22:11:11,009 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 308 transitions. [2023-11-24 22:11:11,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:11:11,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:11,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 298 states and 309 transitions. [2023-11-24 22:11:11,104 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 309 transitions. [2023-11-24 22:11:11,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:11:11,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:11,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 299 states and 310 transitions. [2023-11-24 22:11:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 310 transitions. [2023-11-24 22:11:11,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:11:11,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:11,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:11:11,392 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:11:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:11:11,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:11,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-24 22:11:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-24 22:11:11,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:11:11,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:11,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:11:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:11:11,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:11:11,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:11,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:11,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 303 states and 315 transitions. [2023-11-24 22:11:11,770 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 315 transitions. [2023-11-24 22:11:11,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:11,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:11,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:11,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-24 22:11:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-24 22:11:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:11,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:11,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:12,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:11:12,032 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:11:12,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:12,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:12,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:12,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 300 states and 312 transitions. [2023-11-24 22:11:12,068 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 312 transitions. [2023-11-24 22:11:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:12,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:12,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:12,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:12,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 304 states and 317 transitions. [2023-11-24 22:11:12,400 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 317 transitions. [2023-11-24 22:11:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:11:12,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:12,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:12,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:12,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 303 states and 316 transitions. [2023-11-24 22:11:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 316 transitions. [2023-11-24 22:11:12,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:11:12,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:12,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:12,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:12,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 302 states and 315 transitions. [2023-11-24 22:11:12,601 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 315 transitions. [2023-11-24 22:11:12,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:11:12,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:12,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:12,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:12,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 301 states and 314 transitions. [2023-11-24 22:11:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 314 transitions. [2023-11-24 22:11:12,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:11:12,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:12,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:12,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 300 states and 313 transitions. [2023-11-24 22:11:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 313 transitions. [2023-11-24 22:11:12,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:11:12,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:12,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:13,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:13,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 310 states and 324 transitions. [2023-11-24 22:11:13,244 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 324 transitions. [2023-11-24 22:11:13,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:11:13,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:13,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:13,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:13,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:13,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:13,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:13,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 311 states and 326 transitions. [2023-11-24 22:11:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-24 22:11:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:11:13,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:13,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:13,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:13,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:13,591 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:13,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 334 states and 355 transitions. [2023-11-24 22:11:13,997 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 355 transitions. [2023-11-24 22:11:13,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:11:13,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:13,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:14,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:14,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:14,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:14,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 358 states and 386 transitions. [2023-11-24 22:11:14,744 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 386 transitions. [2023-11-24 22:11:14,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:11:14,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:14,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:14,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:14,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:14,851 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:15,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:15,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 383 states and 419 transitions. [2023-11-24 22:11:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 419 transitions. [2023-11-24 22:11:15,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:11:15,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:15,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:15,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:15,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:16,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:16,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 409 states and 453 transitions. [2023-11-24 22:11:16,336 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 453 transitions. [2023-11-24 22:11:16,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:11:16,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:16,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:16,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:16,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:16,466 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:16,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:16,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 412 states and 458 transitions. [2023-11-24 22:11:16,938 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 458 transitions. [2023-11-24 22:11:16,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:11:16,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:16,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:16,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:16,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:17,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:17,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 415 states and 462 transitions. [2023-11-24 22:11:17,661 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 462 transitions. [2023-11-24 22:11:17,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:11:17,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:17,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:17,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:17,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:21,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:21,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 420 states and 470 transitions. [2023-11-24 22:11:21,293 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 470 transitions. [2023-11-24 22:11:21,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:11:21,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:21,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:21,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:21,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:21,418 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:23,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:23,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 426 states and 479 transitions. [2023-11-24 22:11:23,276 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 479 transitions. [2023-11-24 22:11:23,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:11:23,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:23,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:23,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:23,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:23,585 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:24,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:24,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 434 states and 488 transitions. [2023-11-24 22:11:24,945 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 488 transitions. [2023-11-24 22:11:24,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:11:24,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:24,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:24,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:24,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:26,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:26,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 438 states and 493 transitions. [2023-11-24 22:11:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 493 transitions. [2023-11-24 22:11:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:11:26,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:26,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:26,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:26,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:26,315 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:26,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 440 states and 497 transitions. [2023-11-24 22:11:26,954 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 497 transitions. [2023-11-24 22:11:26,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:11:26,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:26,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:26,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:26,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:27,182 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:28,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:28,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 450 states and 509 transitions. [2023-11-24 22:11:28,555 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 509 transitions. [2023-11-24 22:11:28,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:11:28,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:28,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:28,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:28,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:29,008 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 454 states and 515 transitions. [2023-11-24 22:11:30,311 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 515 transitions. [2023-11-24 22:11:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:11:30,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:30,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:30,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:30,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:30,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:31,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:31,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 458 states and 520 transitions. [2023-11-24 22:11:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 520 transitions. [2023-11-24 22:11:31,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:11:31,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:31,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:31,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:31,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:32,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:32,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 460 states and 524 transitions. [2023-11-24 22:11:32,889 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 524 transitions. [2023-11-24 22:11:32,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:11:32,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:32,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:32,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:32,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:33,144 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:36,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:36,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 461 states and 526 transitions. [2023-11-24 22:11:36,128 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 526 transitions. [2023-11-24 22:11:36,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:11:36,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:36,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:36,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:36,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:36,163 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:36,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:36,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 460 states and 525 transitions. [2023-11-24 22:11:36,183 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 525 transitions. [2023-11-24 22:11:36,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:11:36,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:36,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:36,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:36,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:40,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 465 states and 534 transitions. [2023-11-24 22:11:43,052 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 534 transitions. [2023-11-24 22:11:43,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:11:43,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:43,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:43,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:43,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:45,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 471 states and 544 transitions. [2023-11-24 22:11:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 544 transitions. [2023-11-24 22:11:45,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:11:45,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:45,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:45,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:45,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:45,903 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:49,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:49,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 557 transitions. [2023-11-24 22:11:49,221 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 557 transitions. [2023-11-24 22:11:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:11:49,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:49,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:49,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:49,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:51,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:51,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 488 states and 572 transitions. [2023-11-24 22:11:51,894 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 572 transitions. [2023-11-24 22:11:51,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:11:51,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:51,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:51,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:52,110 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:53,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:53,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 497 states and 585 transitions. [2023-11-24 22:11:53,718 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 585 transitions. [2023-11-24 22:11:53,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:11:53,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:53,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:53,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:53,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:53,821 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:56,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 502 states and 593 transitions. [2023-11-24 22:11:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 593 transitions. [2023-11-24 22:11:56,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:11:56,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:56,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:56,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:56,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:56,704 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:57,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:57,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 508 states and 601 transitions. [2023-11-24 22:11:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 601 transitions. [2023-11-24 22:11:57,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:11:57,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:57,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:57,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:57,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:57,584 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:58,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 512 states and 607 transitions. [2023-11-24 22:11:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 607 transitions. [2023-11-24 22:11:58,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:11:58,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:58,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:58,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:58,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:11:59,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:59,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 516 states and 613 transitions. [2023-11-24 22:11:59,613 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 613 transitions. [2023-11-24 22:11:59,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:11:59,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:59,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:59,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:11:59,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:59,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.