./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d4ed8c57ce722a6c7368f844e0bd557207245c570ed48ded2021df85adb4676 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:19,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:19,635 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:33:19,648 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:33:19,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:33:19,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:19,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:19,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:19,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:19,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:19,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:19,696 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:19,697 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:33:19,698 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:19,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:33:19,699 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:19,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:19,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:19,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:19,701 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:19,702 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:19,703 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:33:19,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:19,703 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:19,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:19,705 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:19,705 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:19,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:19,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:19,707 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:19,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:19,709 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:19,709 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:33:19,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:33:19,710 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:19,710 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_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d4ed8c57ce722a6c7368f844e0bd557207245c570ed48ded2021df85adb4676 [2023-11-21 18:33:20,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:20,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:20,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:20,063 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:20,064 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:20,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound10.c [2023-11-21 18:33:23,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:23,333 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:23,334 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound10.c [2023-11-21 18:33:23,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/data/cdbc824f5/cfed713a84d74af68a38d854be3235f1/FLAG3b7335a32 [2023-11-21 18:33:23,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/data/cdbc824f5/cfed713a84d74af68a38d854be3235f1 [2023-11-21 18:33:23,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:23,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:23,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:23,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:23,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:23,367 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d630ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23, skipping insertion in model container [2023-11-21 18:33:23,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,391 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:23,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:23,614 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:23,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:23,660 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:23,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23 WrapperNode [2023-11-21 18:33:23,660 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:23,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:23,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:23,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:23,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,724 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 195 [2023-11-21 18:33:23,725 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:23,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:23,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:23,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:23,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,746 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,746 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,761 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:23,766 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:23,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:23,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:23,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:23,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:23,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:23,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3d8635-1a82-4ae6-a598-1511bc2b02fd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:23,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:23,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:33:23,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:23,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:23,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:33:23,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:33:23,968 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:23,971 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:24,883 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:24,922 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:24,922 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:33:24,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:24 BoogieIcfgContainer [2023-11-21 18:33:24,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:24,925 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:24,926 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:24,937 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:24,937 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:24" (1/1) ... [2023-11-21 18:33:24,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:33:25,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 299 states and 311 transitions. [2023-11-21 18:33:25,014 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 311 transitions. [2023-11-21 18:33:25,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:33:25,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:25,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-21 18:33:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-21 18:33:25,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:33:25,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:25,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-21 18:33:25,530 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-21 18:33:25,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:33:25,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:25,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 307 states and 322 transitions. [2023-11-21 18:33:25,744 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 322 transitions. [2023-11-21 18:33:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:33:25,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:25,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 308 states and 323 transitions. [2023-11-21 18:33:25,828 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 323 transitions. [2023-11-21 18:33:25,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:33:25,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:25,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 309 states and 324 transitions. [2023-11-21 18:33:25,873 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 324 transitions. [2023-11-21 18:33:25,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:33:25,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:25,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 310 states and 325 transitions. [2023-11-21 18:33:25,918 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 325 transitions. [2023-11-21 18:33:25,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:33:25,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:25,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 311 states and 326 transitions. [2023-11-21 18:33:25,968 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-21 18:33:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:33:25,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:26,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-21 18:33:26,033 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-21 18:33:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:33:26,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:26,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-21 18:33:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-21 18:33:26,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:33:26,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-21 18:33:26,170 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-21 18:33:26,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:33:26,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:26,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:26,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:26,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 315 states and 331 transitions. [2023-11-21 18:33:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 331 transitions. [2023-11-21 18:33:26,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:33:26,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:26,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:26,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-21 18:33:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-21 18:33:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:33:26,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:26,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:26,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:26,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-21 18:33:26,624 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-21 18:33:26,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:33:26,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:33:26,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:26,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:26,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 312 states and 328 transitions. [2023-11-21 18:33:26,669 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 328 transitions. [2023-11-21 18:33:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:33:26,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:26,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:26,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:27,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:27,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 316 states and 333 transitions. [2023-11-21 18:33:27,019 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 333 transitions. [2023-11-21 18:33:27,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:33:27,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:27,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:27,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:33:27,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:27,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:27,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 315 states and 332 transitions. [2023-11-21 18:33:27,060 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 332 transitions. [2023-11-21 18:33:27,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:33:27,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:27,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:27,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:27,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:27,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:27,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:27,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 314 states and 331 transitions. [2023-11-21 18:33:27,178 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 331 transitions. [2023-11-21 18:33:27,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:33:27,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:27,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:27,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:33:27,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 313 states and 330 transitions. [2023-11-21 18:33:27,218 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 330 transitions. [2023-11-21 18:33:27,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:33:27,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:27,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:27,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:27,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:27,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:27,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:27,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 312 states and 329 transitions. [2023-11-21 18:33:27,371 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 329 transitions. [2023-11-21 18:33:27,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:33:27,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:27,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:27,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:27,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:27,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:27,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 322 states and 340 transitions. [2023-11-21 18:33:27,673 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 340 transitions. [2023-11-21 18:33:27,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:33:27,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:27,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:27,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:27,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:27,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:33:27,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:27,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 323 states and 341 transitions. [2023-11-21 18:33:27,774 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 341 transitions. [2023-11-21 18:33:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:33:27,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:27,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:27,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:33:27,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:27,960 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:28,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:28,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 349 states and 373 transitions. [2023-11-21 18:33:28,425 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 373 transitions. [2023-11-21 18:33:28,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:33:28,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:28,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:28,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:33:28,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:28,583 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:28,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 350 states and 374 transitions. [2023-11-21 18:33:28,633 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 374 transitions. [2023-11-21 18:33:28,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:33:28,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:28,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:28,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:28,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:28,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:29,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:29,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 378 states and 409 transitions. [2023-11-21 18:33:29,512 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 409 transitions. [2023-11-21 18:33:29,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:33:29,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:29,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:29,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:29,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:29,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:30,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:30,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 407 states and 445 transitions. [2023-11-21 18:33:30,521 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 445 transitions. [2023-11-21 18:33:30,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:33:30,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:30,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:30,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:30,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:31,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:31,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 410 states and 450 transitions. [2023-11-21 18:33:31,040 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 450 transitions. [2023-11-21 18:33:31,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:33:31,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:31,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:31,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:31,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:31,216 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:31,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 413 states and 454 transitions. [2023-11-21 18:33:31,802 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 454 transitions. [2023-11-21 18:33:31,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:33:31,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:31,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:31,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:31,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:31,921 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:32,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:32,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 418 states and 462 transitions. [2023-11-21 18:33:32,634 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 462 transitions. [2023-11-21 18:33:32,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:33:32,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:32,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:32,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:32,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:32,761 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:33,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:33,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 424 states and 471 transitions. [2023-11-21 18:33:33,356 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 471 transitions. [2023-11-21 18:33:33,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:33:33,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:33,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:33,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:33:33,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:33,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:34,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:34,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 431 states and 479 transitions. [2023-11-21 18:33:34,352 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 479 transitions. [2023-11-21 18:33:34,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:33:34,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:34,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:34,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:33:34,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:34,586 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:34,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:34,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 435 states and 484 transitions. [2023-11-21 18:33:34,831 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 484 transitions. [2023-11-21 18:33:34,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:33:34,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:34,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:34,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:34,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:34,955 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:35,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:35,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 437 states and 488 transitions. [2023-11-21 18:33:35,297 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 488 transitions. [2023-11-21 18:33:35,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:33:35,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:35,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:35,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:35,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:35,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:35,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:35,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 440 states and 493 transitions. [2023-11-21 18:33:35,847 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 493 transitions. [2023-11-21 18:33:35,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:33:35,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:35,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:35,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:33:35,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:36,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:37,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 444 states and 499 transitions. [2023-11-21 18:33:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 499 transitions. [2023-11-21 18:33:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:33:37,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:37,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:37,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:33:37,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:38,402 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:39,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 448 states and 504 transitions. [2023-11-21 18:33:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 504 transitions. [2023-11-21 18:33:39,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:33:39,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:39,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:39,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:39,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:39,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:40,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 450 states and 508 transitions. [2023-11-21 18:33:40,112 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 508 transitions. [2023-11-21 18:33:40,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:33:40,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:40,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:40,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:40,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:40,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:40,343 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:33:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:41,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 451 states and 510 transitions. [2023-11-21 18:33:41,972 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 510 transitions. [2023-11-21 18:33:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:33:41,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:41,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:42,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:33:42,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:42,019 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:42,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 450 states and 509 transitions. [2023-11-21 18:33:42,038 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 509 transitions. [2023-11-21 18:33:42,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:33:42,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:42,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:42,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:42,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:44,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:46,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:46,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 455 states and 518 transitions. [2023-11-21 18:33:46,019 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 518 transitions. [2023-11-21 18:33:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:33:46,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:46,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:46,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:46,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:46,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 461 states and 528 transitions. [2023-11-21 18:33:48,114 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 528 transitions. [2023-11-21 18:33:48,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:33:48,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:48,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:48,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:48,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:48,376 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:50,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 469 states and 541 transitions. [2023-11-21 18:33:50,365 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 541 transitions. [2023-11-21 18:33:50,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:33:50,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:50,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:50,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:33:50,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:52,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:52,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 478 states and 555 transitions. [2023-11-21 18:33:52,807 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 555 transitions. [2023-11-21 18:33:52,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:33:52,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:52,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:52,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:33:52,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:53,388 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:54,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 487 states and 567 transitions. [2023-11-21 18:33:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 567 transitions. [2023-11-21 18:33:54,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:33:54,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:54,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:54,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:54,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:55,065 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:56,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:56,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 489 states and 571 transitions. [2023-11-21 18:33:56,899 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 571 transitions. [2023-11-21 18:33:56,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:33:56,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:56,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:56,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:56,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:57,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 492 states and 576 transitions. [2023-11-21 18:33:57,960 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 576 transitions. [2023-11-21 18:33:57,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:33:57,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:57,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:57,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:33:57,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:58,214 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:58,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:58,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 496 states and 580 transitions. [2023-11-21 18:33:58,692 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 580 transitions. [2023-11-21 18:33:58,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:33:58,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:58,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:58,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:33:58,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:59,081 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:33:59,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:59,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 500 states and 585 transitions. [2023-11-21 18:33:59,536 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 585 transitions. [2023-11-21 18:33:59,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:33:59,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:59,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:59,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:33:59,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:59,719 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:34:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:01,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 501 states and 587 transitions. [2023-11-21 18:34:01,170 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 587 transitions. [2023-11-21 18:34:01,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:34:01,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:01,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:01,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:01,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:01,467 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:34:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:01,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 503 states and 590 transitions. [2023-11-21 18:34:01,857 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 590 transitions. [2023-11-21 18:34:01,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:34:01,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:01,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:01,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:01,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:02,059 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:05,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:05,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 536 states and 633 transitions. [2023-11-21 18:34:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 633 transitions. [2023-11-21 18:34:05,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:34:05,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:05,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:05,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:05,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:06,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:06,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 537 states and 635 transitions. [2023-11-21 18:34:06,070 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 635 transitions. [2023-11-21 18:34:06,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:34:06,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:06,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:06,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:06,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:09,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 557 states and 663 transitions. [2023-11-21 18:34:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 663 transitions. [2023-11-21 18:34:09,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:34:09,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:09,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:09,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:10,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:10,077 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:10,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:10,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 559 states and 666 transitions. [2023-11-21 18:34:10,207 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 666 transitions. [2023-11-21 18:34:10,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:34:10,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:10,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:10,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:10,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:10,386 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:10,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:10,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 558 states and 665 transitions. [2023-11-21 18:34:10,656 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 665 transitions. [2023-11-21 18:34:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:34:10,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:10,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:10,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:10,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:10,947 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:14,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 578 states and 695 transitions. [2023-11-21 18:34:14,604 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 695 transitions. [2023-11-21 18:34:14,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:34:14,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:14,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:14,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:14,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:14,773 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.