./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/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_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1009b309b84d3a678e4f12db10e873a2b96e065352111c00074b04d416cca18d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:55:01,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:55:01,543 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:55:01,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:55:01,555 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:55:01,593 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:55:01,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:55:01,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:55:01,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:55:01,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:55:01,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:55:01,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:55:01,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:55:01,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:55:01,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:55:01,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:55:01,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:55:01,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:55:01,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:55:01,608 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:55:01,608 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:55:01,609 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:55:01,609 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:55:01,611 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:55:01,612 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:55:01,613 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:55:01,613 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:55:01,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:55:01,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:01,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:55:01,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:55:01,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:55:01,617 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:55:01,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:55:01,617 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:55:01,618 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_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1009b309b84d3a678e4f12db10e873a2b96e065352111c00074b04d416cca18d [2023-11-24 22:55:01,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:55:01,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:55:01,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:55:01,950 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:55:01,950 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:55:01,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c [2023-11-24 22:55:05,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:55:05,615 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:55:05,616 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c [2023-11-24 22:55:05,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/data/27908db43/664619ff3d3b424ebcfdb1c350fba8d4/FLAG711546e15 [2023-11-24 22:55:05,639 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/data/27908db43/664619ff3d3b424ebcfdb1c350fba8d4 [2023-11-24 22:55:05,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:55:05,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:55:05,645 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:05,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:55:05,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:55:05,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:05,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dfb4afe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05, skipping insertion in model container [2023-11-24 22:55:05,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:05,675 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:05,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:05,860 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:55:05,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:05,910 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:55:05,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05 WrapperNode [2023-11-24 22:55:05,911 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:05,913 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:05,913 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:55:05,913 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:55:05,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:05,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:05,970 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 192 [2023-11-24 22:55:05,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:05,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:55:05,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:55:05,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:55:05,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:05,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:05,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:05,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:05,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:06,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:06,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:06,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:06,017 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:55:06,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:55:06,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:55:06,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:55:06,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:05" (1/1) ... [2023-11-24 22:55:06,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:06,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:55:06,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:55:06,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0500dbc8-5bda-4ec0-acc9-073ed410d0c9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:55:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:55:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:55:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:55:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:55:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:55:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:55:06,221 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:55:06,224 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:55:07,386 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:55:07,437 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:55:07,438 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:55:07,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:07 BoogieIcfgContainer [2023-11-24 22:55:07,440 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:55:07,441 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:55:07,441 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:55:07,451 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:55:07,452 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:07" (1/1) ... [2023-11-24 22:55:07,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:55:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:07,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 294 states and 305 transitions. [2023-11-24 22:55:07,521 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 305 transitions. [2023-11-24 22:55:07,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:55:07,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:07,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:07,787 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 22:55:07,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 296 states and 307 transitions. [2023-11-24 22:55:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 307 transitions. [2023-11-24 22:55:07,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:55:07,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:07,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:07,920 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 22:55:07,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:07,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 297 states and 308 transitions. [2023-11-24 22:55:07,949 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 308 transitions. [2023-11-24 22:55:07,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:55:07,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:07,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,029 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 22:55:08,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 298 states and 309 transitions. [2023-11-24 22:55:08,052 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 309 transitions. [2023-11-24 22:55:08,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:55:08,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,125 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 22:55:08,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 299 states and 310 transitions. [2023-11-24 22:55:08,150 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 310 transitions. [2023-11-24 22:55:08,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:55:08,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,230 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 22:55:08,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:55:08,269 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:55:08,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:55:08,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,308 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 22:55:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-24 22:55:08,326 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-24 22:55:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:55:08,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,349 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 22:55:08,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:55:08,374 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:55:08,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:55:08,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:08,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:08,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:08,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 303 states and 315 transitions. [2023-11-24 22:55:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 315 transitions. [2023-11-24 22:55:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:55:08,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:08,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:08,527 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 22:55:08,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-24 22:55:08,562 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-24 22:55:08,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:55:08,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:08,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:08,651 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 22:55:08,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-24 22:55:08,740 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-24 22:55:08,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:55:08,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:55:08,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:08,780 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 22:55:08,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:08,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 300 states and 312 transitions. [2023-11-24 22:55:08,795 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 312 transitions. [2023-11-24 22:55:08,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:55:08,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:08,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:08,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:08,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:08,950 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 22:55:09,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 304 states and 317 transitions. [2023-11-24 22:55:09,130 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 317 transitions. [2023-11-24 22:55:09,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:55:09,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:09,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:55:09,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:09,181 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 22:55:09,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 303 states and 316 transitions. [2023-11-24 22:55:09,194 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 316 transitions. [2023-11-24 22:55:09,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:55:09,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:09,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:09,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:09,258 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 22:55:09,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 302 states and 315 transitions. [2023-11-24 22:55:09,310 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 315 transitions. [2023-11-24 22:55:09,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:55:09,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:09,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:55:09,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:09,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:09,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 301 states and 314 transitions. [2023-11-24 22:55:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 314 transitions. [2023-11-24 22:55:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:55:09,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:09,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:09,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:09,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:09,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 300 states and 313 transitions. [2023-11-24 22:55:09,496 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 313 transitions. [2023-11-24 22:55:09,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:55:09,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:09,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:09,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:09,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:09,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 310 states and 324 transitions. [2023-11-24 22:55:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 324 transitions. [2023-11-24 22:55:09,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:55:09,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:09,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:09,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:55:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:09,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 311 states and 326 transitions. [2023-11-24 22:55:09,943 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-24 22:55:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:55:09,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:09,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:09,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:09,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:10,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:10,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:10,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 334 states and 355 transitions. [2023-11-24 22:55:10,503 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 355 transitions. [2023-11-24 22:55:10,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:55:10,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:10,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:10,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:10,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:10,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:11,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:11,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 358 states and 386 transitions. [2023-11-24 22:55:11,120 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 386 transitions. [2023-11-24 22:55:11,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:55:11,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:11,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:11,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:11,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:11,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:11,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 383 states and 419 transitions. [2023-11-24 22:55:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 419 transitions. [2023-11-24 22:55:11,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:55:11,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:11,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:11,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:11,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:11,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:12,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 409 states and 453 transitions. [2023-11-24 22:55:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 453 transitions. [2023-11-24 22:55:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:55:12,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:12,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:12,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:12,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:12,854 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:13,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:13,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 412 states and 458 transitions. [2023-11-24 22:55:13,341 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 458 transitions. [2023-11-24 22:55:13,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:55:13,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:13,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:13,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:13,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:13,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 415 states and 462 transitions. [2023-11-24 22:55:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 462 transitions. [2023-11-24 22:55:13,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:55:13,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:13,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:14,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:14,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:14,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:17,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 420 states and 470 transitions. [2023-11-24 22:55:17,082 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 470 transitions. [2023-11-24 22:55:17,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:55:17,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:17,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:17,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:17,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:17,200 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:18,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:18,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 426 states and 479 transitions. [2023-11-24 22:55:18,578 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 479 transitions. [2023-11-24 22:55:18,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:55:18,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:18,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:18,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:55:18,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:18,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:20,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:20,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 434 states and 488 transitions. [2023-11-24 22:55:20,041 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 488 transitions. [2023-11-24 22:55:20,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:55:20,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:20,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:20,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:20,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:20,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 438 states and 493 transitions. [2023-11-24 22:55:21,109 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 493 transitions. [2023-11-24 22:55:21,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:55:21,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:21,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:21,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:21,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:21,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 440 states and 497 transitions. [2023-11-24 22:55:21,815 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 497 transitions. [2023-11-24 22:55:21,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:55:21,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:21,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:21,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:21,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:23,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:23,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 450 states and 509 transitions. [2023-11-24 22:55:23,521 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 509 transitions. [2023-11-24 22:55:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:55:23,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:23,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:23,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:55:23,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:23,903 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 454 states and 515 transitions. [2023-11-24 22:55:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 515 transitions. [2023-11-24 22:55:25,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:55:25,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:25,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:25,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:55:25,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:25,564 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:26,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 458 states and 520 transitions. [2023-11-24 22:55:26,362 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 520 transitions. [2023-11-24 22:55:26,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:55:26,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:26,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:26,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:26,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:26,562 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:27,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:27,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 460 states and 524 transitions. [2023-11-24 22:55:27,217 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 524 transitions. [2023-11-24 22:55:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:55:27,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:27,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:27,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:27,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:55:29,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:29,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 461 states and 526 transitions. [2023-11-24 22:55:29,732 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 526 transitions. [2023-11-24 22:55:29,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:55:29,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:29,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:29,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:55:29,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:29,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 460 states and 525 transitions. [2023-11-24 22:55:29,785 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 525 transitions. [2023-11-24 22:55:29,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:55:29,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:29,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:29,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:29,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:33,367 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:35,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:35,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 465 states and 534 transitions. [2023-11-24 22:55:35,903 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 534 transitions. [2023-11-24 22:55:35,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:55:35,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:35,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:35,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:35,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:36,196 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:37,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:37,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 471 states and 544 transitions. [2023-11-24 22:55:37,739 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 544 transitions. [2023-11-24 22:55:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:55:37,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:37,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:37,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:37,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:38,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:40,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:40,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 557 transitions. [2023-11-24 22:55:40,992 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 557 transitions. [2023-11-24 22:55:40,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:55:40,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:40,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:41,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:41,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:43,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:43,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 488 states and 572 transitions. [2023-11-24 22:55:43,461 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 572 transitions. [2023-11-24 22:55:43,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:55:43,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:43,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:43,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:43,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:43,663 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:45,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:45,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 497 states and 585 transitions. [2023-11-24 22:55:45,321 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 585 transitions. [2023-11-24 22:55:45,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:55:45,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:45,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:45,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:45,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:45,424 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:46,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 502 states and 593 transitions. [2023-11-24 22:55:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 593 transitions. [2023-11-24 22:55:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:55:46,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:46,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:46,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:46,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:50,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:50,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 508 states and 601 transitions. [2023-11-24 22:55:50,820 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 601 transitions. [2023-11-24 22:55:50,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:55:50,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:50,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:50,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:50,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:51,010 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:51,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:51,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 512 states and 607 transitions. [2023-11-24 22:55:51,968 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 607 transitions. [2023-11-24 22:55:51,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:55:51,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:51,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:52,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:52,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:52,351 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:53,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:53,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 516 states and 613 transitions. [2023-11-24 22:55:53,299 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 613 transitions. [2023-11-24 22:55:53,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:55:53,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:53,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:53,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:53,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:53,499 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:54,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:54,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 517 states and 615 transitions. [2023-11-24 22:55:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 615 transitions. [2023-11-24 22:55:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:55:54,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:54,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:54,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:54,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:55:55,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:55,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 519 states and 618 transitions. [2023-11-24 22:55:55,512 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 618 transitions. [2023-11-24 22:55:55,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:55:55,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:55,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:55,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:55:55,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:55,679 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:56:00,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:00,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 538 states and 645 transitions. [2023-11-24 22:56:00,444 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 645 transitions. [2023-11-24 22:56:00,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:56:00,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:00,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:00,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:00,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:56:00,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:00,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 539 states and 647 transitions. [2023-11-24 22:56:00,638 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 647 transitions. [2023-11-24 22:56:00,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:56:00,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:00,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:00,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:00,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:00,797 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.