./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/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_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/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_a0f1d97f-bf13-43d1-a822-b3195ce6a987/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 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:37:56,372 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:37:56,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:37:56,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:37:56,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:37:56,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:37:56,569 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:37:56,570 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:37:56,571 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:37:56,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:37:56,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:37:56,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:37:56,580 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:37:56,582 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:37:56,582 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:37:56,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:37:56,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:37:56,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:37:56,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:37:56,585 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:37:56,585 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:37:56,586 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:37:56,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:37:56,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:37:56,588 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:37:56,589 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:37:56,589 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:37:56,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:37:56,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:56,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:37:56,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:37:56,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:37:56,593 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:37:56,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:37:56,593 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:37:56,594 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_a0f1d97f-bf13-43d1-a822-b3195ce6a987/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2023-11-21 18:37:57,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:37:57,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:37:57,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:37:57,049 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:37:57,050 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:37:57,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound100.c [2023-11-21 18:38:00,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:38:00,555 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:38:00,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound100.c [2023-11-21 18:38:00,565 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/data/e6e3297c3/eccea0fca18e4cb58fd0ec3755e995a8/FLAG470f011c2 [2023-11-21 18:38:00,584 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/data/e6e3297c3/eccea0fca18e4cb58fd0ec3755e995a8 [2023-11-21 18:38:00,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:38:00,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:38:00,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:00,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:38:00,598 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:38:00,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:00,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3605c2ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00, skipping insertion in model container [2023-11-21 18:38:00,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:00,627 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:38:00,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:00,859 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:38:00,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:00,896 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:38:00,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00 WrapperNode [2023-11-21 18:38:00,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:00,899 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:00,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:38:00,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:38:00,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:00,920 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:00,955 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-21 18:38:00,956 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:00,957 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:38:00,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:38:00,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:38:00,970 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:00,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:00,972 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:00,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:00,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:00,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:01,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:01,001 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:01,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:38:01,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:38:01,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:38:01,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:38:01,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:00" (1/1) ... [2023-11-21 18:38:01,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:01,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:38:01,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:38:01,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f1d97f-bf13-43d1-a822-b3195ce6a987/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:38:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:38:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:38:01,106 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:38:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:38:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:38:01,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:38:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:38:01,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:38:01,295 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:38:01,298 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:38:01,578 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:38:01,635 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:38:01,635 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:38:01,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:01 BoogieIcfgContainer [2023-11-21 18:38:01,637 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:38:01,638 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:38:01,639 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:38:01,651 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:38:01,652 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:01" (1/1) ... [2023-11-21 18:38:01,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:38:01,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:01,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2023-11-21 18:38:01,730 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2023-11-21 18:38:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:38:01,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:01,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:01,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:01,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:01,958 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 18:38:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:01,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2023-11-21 18:38:01,986 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2023-11-21 18:38:01,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:38:01,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:01,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:02,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:02,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:02,059 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 18:38:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2023-11-21 18:38:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2023-11-21 18:38:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:38:02,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:02,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:02,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:02,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:02,198 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 18:38:02,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:02,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-21 18:38:02,220 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-21 18:38:02,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:38:02,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:02,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:02,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:02,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:02,326 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 18:38:02,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:02,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2023-11-21 18:38:02,471 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-21 18:38:02,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:38:02,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:02,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:02,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:02,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:02,605 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 18:38:02,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:02,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2023-11-21 18:38:02,913 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2023-11-21 18:38:02,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:38:02,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:02,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:02,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:38:02,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:03,152 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 18:38:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:03,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 88 transitions. [2023-11-21 18:38:03,668 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-11-21 18:38:03,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:38:03,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:03,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:03,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:38:03,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:03,911 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 18:38:04,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:04,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 91 transitions. [2023-11-21 18:38:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2023-11-21 18:38:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:38:04,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:04,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:04,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:04,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:04,434 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 18:38:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 98 transitions. [2023-11-21 18:38:04,605 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2023-11-21 18:38:04,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:38:04,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:04,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:04,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:04,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:04,734 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 18:38:04,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:04,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 104 transitions. [2023-11-21 18:38:04,852 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2023-11-21 18:38:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:38:04,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:04,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:04,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:04,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:04,933 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 18:38:05,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:05,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 86 states and 112 transitions. [2023-11-21 18:38:05,151 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2023-11-21 18:38:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:38:05,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:05,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:05,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:05,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:05,231 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 18:38:05,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:05,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 90 states and 120 transitions. [2023-11-21 18:38:05,442 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 120 transitions. [2023-11-21 18:38:05,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:38:05,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:05,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:05,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:05,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:05,543 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 18:38:05,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:05,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 123 transitions. [2023-11-21 18:38:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2023-11-21 18:38:05,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:38:05,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:05,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:05,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:05,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:05,949 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 18:38:06,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:06,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 122 transitions. [2023-11-21 18:38:06,084 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2023-11-21 18:38:06,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:38:06,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:06,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:06,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:06,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:06,281 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 18:38:08,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:08,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 136 transitions. [2023-11-21 18:38:08,002 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2023-11-21 18:38:08,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:38:08,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:08,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:08,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:08,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:08,111 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 18:38:08,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:08,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 140 transitions. [2023-11-21 18:38:08,728 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-21 18:38:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:38:08,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:08,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:08,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:08,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:08,802 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 18:38:09,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:09,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 104 states and 142 transitions. [2023-11-21 18:38:09,389 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2023-11-21 18:38:09,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:38:09,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:09,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:09,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:09,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:09,496 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 18:38:10,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:10,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 111 states and 154 transitions. [2023-11-21 18:38:10,120 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2023-11-21 18:38:10,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:38:10,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:10,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:10,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:38:10,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:10,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:11,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:11,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 177 transitions. [2023-11-21 18:38:11,882 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 177 transitions. [2023-11-21 18:38:11,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:38:11,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:11,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:11,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:38:11,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:11,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:12,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 129 states and 182 transitions. [2023-11-21 18:38:12,294 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 182 transitions. [2023-11-21 18:38:12,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:38:12,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:12,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:12,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:12,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:12,394 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 18:38:13,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:13,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 135 states and 196 transitions. [2023-11-21 18:38:13,493 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2023-11-21 18:38:13,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:38:13,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:13,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:13,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:13,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:13,543 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 18:38:13,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:13,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 139 states and 205 transitions. [2023-11-21 18:38:13,939 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 205 transitions. [2023-11-21 18:38:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:38:13,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:13,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:13,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:13,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:14,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 145 states and 216 transitions. [2023-11-21 18:38:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2023-11-21 18:38:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:38:15,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:15,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:15,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:38:15,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:15,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:17,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:17,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 161 states and 242 transitions. [2023-11-21 18:38:17,852 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 242 transitions. [2023-11-21 18:38:17,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:38:17,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:17,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:17,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:17,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:20,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:20,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 168 states and 255 transitions. [2023-11-21 18:38:20,147 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-21 18:38:20,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:38:20,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:20,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:20,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:38:20,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:20,495 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:21,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 170 states and 258 transitions. [2023-11-21 18:38:21,188 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 258 transitions. [2023-11-21 18:38:21,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:38:21,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:38:21,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:21,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:23,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 273 transitions. [2023-11-21 18:38:23,195 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 273 transitions. [2023-11-21 18:38:23,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:38:23,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,263 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:24,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:24,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 181 states and 282 transitions. [2023-11-21 18:38:24,499 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2023-11-21 18:38:24,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:38:24,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:24,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:24,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:24,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:24,766 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:26,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:26,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 191 states and 299 transitions. [2023-11-21 18:38:26,862 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 299 transitions. [2023-11-21 18:38:26,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:38:26,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:26,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:26,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:26,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:26,914 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 192 states and 300 transitions. [2023-11-21 18:38:27,538 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 300 transitions. [2023-11-21 18:38:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:38:27,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:27,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:27,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:38:27,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:27,844 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:28,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:28,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 198 states and 308 transitions. [2023-11-21 18:38:28,805 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 308 transitions. [2023-11-21 18:38:28,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:38:28,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:28,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:28,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:38:28,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:29,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:31,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:31,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 207 states and 321 transitions. [2023-11-21 18:38:31,662 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2023-11-21 18:38:31,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:38:31,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:31,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:31,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:38:31,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:33,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:33,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 214 states and 329 transitions. [2023-11-21 18:38:33,103 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2023-11-21 18:38:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:38:33,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:33,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:33,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:38:33,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:33,158 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 215 states and 332 transitions. [2023-11-21 18:38:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2023-11-21 18:38:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:38:33,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:33,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:33,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:38:33,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:36,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:36,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 224 states and 343 transitions. [2023-11-21 18:38:36,086 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 343 transitions. [2023-11-21 18:38:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:36,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:36,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:36,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:36,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:36,170 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:38:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:36,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 225 states and 345 transitions. [2023-11-21 18:38:36,666 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2023-11-21 18:38:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:36,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:36,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:36,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:36,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:36,743 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:37,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:37,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 226 states and 348 transitions. [2023-11-21 18:38:37,342 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 348 transitions. [2023-11-21 18:38:37,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:37,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:37,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:37,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:37,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:37,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:37,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 227 states and 348 transitions. [2023-11-21 18:38:37,929 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 348 transitions. [2023-11-21 18:38:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:37,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:37,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:37,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:37,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:38,002 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:38:38,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:38,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 228 states and 349 transitions. [2023-11-21 18:38:38,487 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 349 transitions. [2023-11-21 18:38:38,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:38,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:38,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:38,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:38,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:38,587 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:39,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 229 states and 352 transitions. [2023-11-21 18:38:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 352 transitions. [2023-11-21 18:38:39,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:39,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:39,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:39,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:39,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:39,087 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:39,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:39,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 352 transitions. [2023-11-21 18:38:39,575 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 352 transitions. [2023-11-21 18:38:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:39,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:39,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:39,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:39,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:39,623 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:38:40,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 231 states and 353 transitions. [2023-11-21 18:38:40,199 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 353 transitions. [2023-11-21 18:38:40,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:38:40,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:40,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:40,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:40,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:40,370 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:41,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:41,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 237 states and 370 transitions. [2023-11-21 18:38:41,857 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 370 transitions. [2023-11-21 18:38:41,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:38:41,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:41,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:41,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:41,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:38:43,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:43,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 237 states and 369 transitions. [2023-11-21 18:38:43,962 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 369 transitions. [2023-11-21 18:38:43,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:38:43,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:43,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:43,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:43,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:44,028 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:44,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:44,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 238 states and 370 transitions. [2023-11-21 18:38:44,649 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 370 transitions. [2023-11-21 18:38:44,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:38:44,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:44,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:44,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:44,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:44,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:44,697 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:38:45,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 236 states and 364 transitions. [2023-11-21 18:38:45,951 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 364 transitions. [2023-11-21 18:38:45,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:38:45,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:45,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:38:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:47,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 241 states and 373 transitions. [2023-11-21 18:38:47,688 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 373 transitions. [2023-11-21 18:38:47,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:38:47,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:47,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:47,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:47,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:47,736 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:38:49,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:49,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 241 states and 372 transitions. [2023-11-21 18:38:49,544 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 372 transitions. [2023-11-21 18:38:49,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:38:49,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:49,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:49,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:49,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:49,606 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:38:50,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:50,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 242 states and 373 transitions. [2023-11-21 18:38:50,338 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 373 transitions. [2023-11-21 18:38:50,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:38:50,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:50,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:50,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:50,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:50,444 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:51,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:51,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 249 states and 382 transitions. [2023-11-21 18:38:51,845 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 382 transitions. [2023-11-21 18:38:51,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:38:51,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:51,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:51,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:51,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:51,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:51,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:38:53,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:53,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 254 states and 389 transitions. [2023-11-21 18:38:53,189 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 389 transitions. [2023-11-21 18:38:53,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:38:53,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:53,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:53,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:53,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:53,253 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.