./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-programs/partial_mod_count_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/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_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-programs/partial_mod_count_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d98532a5d518c1ba99a39e0965faf5a69d8ad5bf82f7713684141895d3e8815 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:13,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:13,631 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:58:13,641 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:13,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:13,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:13,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:13,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:13,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:13,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:13,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:13,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:13,695 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:13,697 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:13,697 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:13,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:13,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:13,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:13,699 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:13,699 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:13,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:13,700 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:13,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:13,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:13,702 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:13,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:13,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:13,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:13,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:13,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:13,705 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:13,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:13,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:13,706 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_0d906551-3056-433e-9a71-f2f405c1f6a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d98532a5d518c1ba99a39e0965faf5a69d8ad5bf82f7713684141895d3e8815 [2023-11-24 22:58:14,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:14,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:14,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:14,049 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:14,050 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:14,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-programs/partial_mod_count_2.c [2023-11-24 22:58:17,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:17,491 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:17,492 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/sv-benchmarks/c/array-programs/partial_mod_count_2.c [2023-11-24 22:58:17,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/data/5cd53616d/9f34d39e5a574b0e9246906c9789a6b5/FLAGaada6fcd1 [2023-11-24 22:58:17,520 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/data/5cd53616d/9f34d39e5a574b0e9246906c9789a6b5 [2023-11-24 22:58:17,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:17,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:17,534 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:17,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:17,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:17,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5908c687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17, skipping insertion in model container [2023-11-24 22:58:17,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,567 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:17,757 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/sv-benchmarks/c/array-programs/partial_mod_count_2.c[323,336] [2023-11-24 22:58:17,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:17,789 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:17,803 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/sv-benchmarks/c/array-programs/partial_mod_count_2.c[323,336] [2023-11-24 22:58:17,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:17,840 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:17,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17 WrapperNode [2023-11-24 22:58:17,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:17,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:17,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:17,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:17,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,884 INFO L138 Inliner]: procedures = 13, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2023-11-24 22:58:17,885 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:17,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:17,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:17,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:17,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,914 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,917 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:17,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:17,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:17,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:17,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:17" (1/1) ... [2023-11-24 22:58:17,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:17,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:17,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:17,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d906551-3056-433e-9a71-f2f405c1f6a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:58:18,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:18,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:18,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:58:18,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:18,075 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:18,077 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:18,232 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:18,314 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:18,315 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:58:18,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:18 BoogieIcfgContainer [2023-11-24 22:58:18,317 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:18,318 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:18,318 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:18,328 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:18,328 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:18" (1/1) ... [2023-11-24 22:58:18,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:18,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:18,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-24 22:58:18,387 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-24 22:58:18,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:18,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:18,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:18,698 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 22:58:18,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:18,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2023-11-24 22:58:18,768 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2023-11-24 22:58:18,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:18,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:18,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:18,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:18,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:18,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:19,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-24 22:58:19,009 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-24 22:58:19,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:19,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:19,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:19,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:58:19,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:19,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:19,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:19,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2023-11-24 22:58:19,171 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2023-11-24 22:58:19,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:19,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:19,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:19,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:58:19,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:19,274 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:19,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:19,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2023-11-24 22:58:19,356 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2023-11-24 22:58:19,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:19,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:19,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:19,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:58:19,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:19,478 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:19,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2023-11-24 22:58:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2023-11-24 22:58:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:58:19,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:19,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:19,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:19,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:19,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:19,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2023-11-24 22:58:19,794 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2023-11-24 22:58:19,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:19,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:19,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:19,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:58:19,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-24 22:58:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-24 22:58:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:58:20,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:20,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:20,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:58:20,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:20,196 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-11-24 22:58:20,309 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-11-24 22:58:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:58:20,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:20,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:20,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:20,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:58:20,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:20,464 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:20,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-24 22:58:20,600 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-24 22:58:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:20,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:20,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:20,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:58:20,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:20,770 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:20,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:20,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2023-11-24 22:58:20,884 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-24 22:58:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:20,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:20,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:20,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 22:58:20,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:21,056 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:21,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:21,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-24 22:58:21,179 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-24 22:58:21,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:21,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:21,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:21,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 22:58:21,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:21,375 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:21,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-24 22:58:21,506 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-24 22:58:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:21,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:21,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:21,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 22:58:21,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:21,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:21,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2023-11-24 22:58:21,831 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-11-24 22:58:21,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:21,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:21,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:21,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 22:58:21,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:22,022 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:22,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-24 22:58:22,154 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-24 22:58:22,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:22,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:22,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:22,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:58:22,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:22,374 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:22,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:22,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2023-11-24 22:58:22,518 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-11-24 22:58:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:58:22,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:22,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:22,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 22:58:22,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:22,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:22,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2023-11-24 22:58:22,911 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2023-11-24 22:58:22,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:22,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:22,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:23,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:58:23,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:23,143 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2023-11-24 22:58:23,298 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-24 22:58:23,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:58:23,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:23,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:23,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 22:58:23,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:23,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-24 22:58:23,748 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-24 22:58:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:58:23,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:23,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:23,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:58:23,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:24,004 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:24,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-24 22:58:24,178 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-24 22:58:24,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:58:24,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:24,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:24,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 22:58:24,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:24,460 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:24,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2023-11-24 22:58:24,634 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-24 22:58:24,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:58:24,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:24,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:24,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 22:58:24,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:25,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:25,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2023-11-24 22:58:25,107 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2023-11-24 22:58:25,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:58:25,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:25,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:25,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 22:58:25,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:25,399 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:25,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:25,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2023-11-24 22:58:25,594 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-24 22:58:25,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:58:25,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:25,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:25,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-24 22:58:25,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:25,922 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:26,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2023-11-24 22:58:26,133 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2023-11-24 22:58:26,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:58:26,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:26,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:26,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 22:58:26,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:26,484 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:26,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:26,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2023-11-24 22:58:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2023-11-24 22:58:26,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:58:26,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:26,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:26,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-24 22:58:26,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:26,992 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:27,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2023-11-24 22:58:27,194 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2023-11-24 22:58:27,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:58:27,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:27,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:27,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-24 22:58:27,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:27,511 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:27,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:27,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2023-11-24 22:58:27,767 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2023-11-24 22:58:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:58:27,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:27,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:27,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-24 22:58:27,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:28,127 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:28,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:28,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2023-11-24 22:58:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2023-11-24 22:58:28,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:58:28,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:28,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:28,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-24 22:58:28,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:28,698 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:28,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:28,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 36 states and 39 transitions. [2023-11-24 22:58:28,921 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2023-11-24 22:58:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:58:28,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:28,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:29,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-24 22:58:29,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:29,285 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:29,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:29,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2023-11-24 22:58:29,509 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2023-11-24 22:58:29,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:58:29,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:29,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:29,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-24 22:58:29,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:29,907 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:30,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:30,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2023-11-24 22:58:30,134 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2023-11-24 22:58:30,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:58:30,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:30,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:30,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-24 22:58:30,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:30,547 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:30,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:30,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2023-11-24 22:58:30,803 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2023-11-24 22:58:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:58:30,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:30,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:30,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-24 22:58:30,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:31,200 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 40 states and 43 transitions. [2023-11-24 22:58:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2023-11-24 22:58:31,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:58:31,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-24 22:58:31,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:31,832 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:32,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2023-11-24 22:58:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2023-11-24 22:58:32,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:58:32,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:32,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-24 22:58:32,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:32,466 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:32,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2023-11-24 22:58:32,693 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2023-11-24 22:58:32,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:58:32,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:32,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-24 22:58:32,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:33,099 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:33,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2023-11-24 22:58:33,347 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2023-11-24 22:58:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:58:33,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:33,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:33,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-24 22:58:33,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2023-11-24 22:58:34,110 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2023-11-24 22:58:34,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:58:34,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:34,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-24 22:58:34,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:34,523 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2023-11-24 22:58:34,755 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2023-11-24 22:58:34,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:58:34,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:34,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-24 22:58:34,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:35,202 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:35,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:35,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2023-11-24 22:58:35,486 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2023-11-24 22:58:35,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:58:35,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:35,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:35,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:35,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-24 22:58:35,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:35,889 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:36,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2023-11-24 22:58:36,140 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2023-11-24 22:58:36,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:58:36,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:36,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:36,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-24 22:58:36,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:36,585 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:36,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:36,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2023-11-24 22:58:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2023-11-24 22:58:36,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:58:36,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:36,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 22:58:37,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:37,322 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:37,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2023-11-24 22:58:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2023-11-24 22:58:37,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:37,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-24 22:58:37,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:38,098 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:38,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2023-11-24 22:58:38,412 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2023-11-24 22:58:38,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:58:38,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-24 22:58:38,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:38,923 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2023-11-24 22:58:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2023-11-24 22:58:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:58:39,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:39,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-24 22:58:39,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:39,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 52 states and 55 transitions. [2023-11-24 22:58:39,942 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2023-11-24 22:58:39,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:58:39,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-24 22:58:40,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:40,562 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:40,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:40,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2023-11-24 22:58:40,937 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2023-11-24 22:58:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:58:40,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:40,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:41,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-24 22:58:41,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:41,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:41,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 54 states and 57 transitions. [2023-11-24 22:58:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2023-11-24 22:58:41,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:58:41,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:41,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-24 22:58:41,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:42,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2023-11-24 22:58:42,550 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2023-11-24 22:58:42,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:58:42,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:42,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:42,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-24 22:58:42,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:43,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:43,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2023-11-24 22:58:43,403 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2023-11-24 22:58:43,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:58:43,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:43,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:43,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-24 22:58:43,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:43,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:44,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:44,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2023-11-24 22:58:44,282 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2023-11-24 22:58:44,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:58:44,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:44,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:44,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-24 22:58:44,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:44,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:45,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-11-24 22:58:45,116 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-11-24 22:58:45,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:58:45,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:45,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:45,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-24 22:58:45,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:45,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:46,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-24 22:58:46,064 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-24 22:58:46,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:58:46,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:46,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:46,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-24 22:58:46,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:46,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:46,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-11-24 22:58:46,906 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-11-24 22:58:46,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:58:46,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:46,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:47,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-24 22:58:47,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:47,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:47,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:47,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2023-11-24 22:58:47,866 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2023-11-24 22:58:47,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:58:47,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:47,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:48,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 56 conjunts are in the unsatisfiable core [2023-11-24 22:58:48,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:48,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:48,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2023-11-24 22:58:48,888 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2023-11-24 22:58:48,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:58:48,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:48,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:49,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-24 22:58:49,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:49,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:49,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:49,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 63 states and 66 transitions. [2023-11-24 22:58:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2023-11-24 22:58:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:58:49,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:49,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:50,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-24 22:58:50,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:50,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:50,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:50,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 64 states and 67 transitions. [2023-11-24 22:58:50,793 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2023-11-24 22:58:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:58:50,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:50,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-24 22:58:51,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:51,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:51,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:51,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 65 states and 68 transitions. [2023-11-24 22:58:51,690 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 68 transitions. [2023-11-24 22:58:51,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:58:51,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:51,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:51,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-24 22:58:51,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:52,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:52,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 66 states and 69 transitions. [2023-11-24 22:58:52,655 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 69 transitions. [2023-11-24 22:58:52,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:58:52,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-24 22:58:52,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:53,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:53,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2023-11-24 22:58:53,643 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2023-11-24 22:58:53,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:58:53,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:53,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-24 22:58:53,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:54,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:54,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 68 states and 71 transitions. [2023-11-24 22:58:54,658 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 71 transitions. [2023-11-24 22:58:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:58:54,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-24 22:58:54,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:55,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:55,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 69 states and 72 transitions. [2023-11-24 22:58:55,774 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2023-11-24 22:58:55,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:58:55,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:55,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 64 conjunts are in the unsatisfiable core [2023-11-24 22:58:56,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:56,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 70 states and 73 transitions. [2023-11-24 22:58:56,915 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 73 transitions. [2023-11-24 22:58:56,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:58:56,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:56,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 65 conjunts are in the unsatisfiable core [2023-11-24 22:58:57,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:57,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2023-11-24 22:58:57,916 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2023-11-24 22:58:57,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:58:57,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-24 22:58:58,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:58,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2023-11-24 22:58:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2023-11-24 22:58:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:58:58,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 67 conjunts are in the unsatisfiable core [2023-11-24 22:58:59,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:59,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:00,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2023-11-24 22:59:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-11-24 22:59:00,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:59:00,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:00,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 68 conjunts are in the unsatisfiable core [2023-11-24 22:59:00,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:00,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:01,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 74 states and 77 transitions. [2023-11-24 22:59:01,210 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2023-11-24 22:59:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:59:01,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:01,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 69 conjunts are in the unsatisfiable core [2023-11-24 22:59:01,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:02,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 75 states and 78 transitions. [2023-11-24 22:59:02,377 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2023-11-24 22:59:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:59:02,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:02,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:02,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 70 conjunts are in the unsatisfiable core [2023-11-24 22:59:02,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:03,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:03,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:03,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 76 states and 79 transitions. [2023-11-24 22:59:03,491 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 79 transitions. [2023-11-24 22:59:03,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:59:03,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:03,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:03,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 71 conjunts are in the unsatisfiable core [2023-11-24 22:59:03,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:04,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:04,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:04,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 77 states and 80 transitions. [2023-11-24 22:59:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2023-11-24 22:59:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:59:04,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:04,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:04,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 72 conjunts are in the unsatisfiable core [2023-11-24 22:59:04,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:05,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:05,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:05,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 78 states and 81 transitions. [2023-11-24 22:59:05,670 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2023-11-24 22:59:05,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 22:59:05,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:05,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:05,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 73 conjunts are in the unsatisfiable core [2023-11-24 22:59:05,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:06,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:06,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 79 states and 82 transitions. [2023-11-24 22:59:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 82 transitions. [2023-11-24 22:59:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 22:59:06,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:06,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:07,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 74 conjunts are in the unsatisfiable core [2023-11-24 22:59:07,240 INFO L285 TraceCheckSpWp]: Computing forward predicates...