./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL --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 969ea7ac1a6cea553b276c54292ec8e81265daf8dd23428f445a60f39343440e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:12,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:12,414 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:58:12,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:12,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:12,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:12,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:12,464 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:12,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:12,470 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:12,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:12,472 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:12,473 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:12,474 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:12,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:12,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:12,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:12,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:12,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:12,477 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:58:12,478 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:58:12,479 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:12,479 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:12,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:12,480 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:12,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:12,481 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:12,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:12,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:12,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:12,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:12,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:12,485 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:12,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:12,486 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:12,486 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_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 969ea7ac1a6cea553b276c54292ec8e81265daf8dd23428f445a60f39343440e [2023-11-19 03:58:12,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:12,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:12,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:12,842 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:12,843 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:12,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c [2023-11-19 03:58:15,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:16,158 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:16,158 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c [2023-11-19 03:58:16,166 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/data/248f41c6e/63838df4a8a045e1bd86e6aa795b27b9/FLAG9aec9c893 [2023-11-19 03:58:16,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/data/248f41c6e/63838df4a8a045e1bd86e6aa795b27b9 [2023-11-19 03:58:16,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:16,185 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:16,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:16,187 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:16,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:16,193 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,194 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a0389f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16, skipping insertion in model container [2023-11-19 03:58:16,194 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,217 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:16,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:16,403 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:16,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:16,456 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:16,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16 WrapperNode [2023-11-19 03:58:16,457 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:16,458 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:16,458 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:16,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:16,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,514 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 107 [2023-11-19 03:58:16,515 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:16,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:16,516 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:16,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:16,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,532 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,536 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:16,546 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:16,547 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:16,547 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:16,548 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:16" (1/1) ... [2023-11-19 03:58:16,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:16,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:16,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:16,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b62fb212-e93d-4792-a533-2cdd2cfacb9d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:58:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:16,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:58:16,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:58:16,699 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:16,701 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:17,026 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:17,080 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:17,080 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:58:17,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:17 BoogieIcfgContainer [2023-11-19 03:58:17,093 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:58:17,094 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:58:17,095 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:58:17,104 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:58:17,105 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:17" (1/1) ... [2023-11-19 03:58:17,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:58:17,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:17,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 86 states and 97 transitions. [2023-11-19 03:58:17,169 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2023-11-19 03:58:17,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:58:17,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:17,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 88 states and 99 transitions. [2023-11-19 03:58:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2023-11-19 03:58:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:58:17,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:17,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:17,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:17,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:17,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2023-11-19 03:58:17,816 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2023-11-19 03:58:17,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:58:17,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:17,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:17,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:17,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:17,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:17,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:17,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2023-11-19 03:58:17,930 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2023-11-19 03:58:17,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:58:17,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:17,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:17,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:17,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:17,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:18,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:18,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 112 transitions. [2023-11-19 03:58:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions. [2023-11-19 03:58:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:58:18,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:18,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:18,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:18,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:18,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:18,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 98 states and 113 transitions. [2023-11-19 03:58:18,390 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 113 transitions. [2023-11-19 03:58:18,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:58:18,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:18,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:18,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:18,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:18,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:18,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:18,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 106 states and 126 transitions. [2023-11-19 03:58:18,986 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 126 transitions. [2023-11-19 03:58:18,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:58:18,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:18,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:19,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:19,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:19,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 107 states and 127 transitions. [2023-11-19 03:58:19,047 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 127 transitions. [2023-11-19 03:58:19,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:58:19,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:19,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:19,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:19,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 117 states and 142 transitions. [2023-11-19 03:58:19,951 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 142 transitions. [2023-11-19 03:58:19,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:58:19,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:19,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:19,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:20,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:21,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:21,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 128 states and 159 transitions. [2023-11-19 03:58:21,043 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 159 transitions. [2023-11-19 03:58:21,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:58:21,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:21,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:21,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:21,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:21,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:21,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:21,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 165 transitions. [2023-11-19 03:58:21,227 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 165 transitions. [2023-11-19 03:58:21,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:58:21,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:21,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:21,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:21,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:21,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 135 states and 172 transitions. [2023-11-19 03:58:21,493 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 172 transitions. [2023-11-19 03:58:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:58:21,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:21,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:21,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:58:21,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:21,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:21,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:21,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 135 states and 171 transitions. [2023-11-19 03:58:21,551 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 171 transitions. [2023-11-19 03:58:21,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:58:21,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:21,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:21,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:21,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:21,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:22,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:22,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 150 states and 215 transitions. [2023-11-19 03:58:22,741 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 215 transitions. [2023-11-19 03:58:22,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:58:22,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:22,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:22,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:22,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:23,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:23,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 155 states and 224 transitions. [2023-11-19 03:58:23,642 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 224 transitions. [2023-11-19 03:58:23,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:58:23,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:23,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:23,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:23,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:23,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:25,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 169 states and 270 transitions. [2023-11-19 03:58:25,108 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 270 transitions. [2023-11-19 03:58:25,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:58:25,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:25,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:25,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:25,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:26,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 173 states and 276 transitions. [2023-11-19 03:58:26,258 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 276 transitions. [2023-11-19 03:58:26,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:58:26,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:26,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:26,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:26,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:26,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:26,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:26,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 174 states and 276 transitions. [2023-11-19 03:58:26,376 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 276 transitions. [2023-11-19 03:58:26,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:58:26,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:26,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:26,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:26,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:26,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:29,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:29,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 192 states and 306 transitions. [2023-11-19 03:58:29,290 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 306 transitions. [2023-11-19 03:58:29,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:58:29,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:29,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:29,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:58:29,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:29,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 200 states and 323 transitions. [2023-11-19 03:58:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 323 transitions. [2023-11-19 03:58:31,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:58:31,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:31,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:31,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:31,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:58:32,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:32,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 208 states and 339 transitions. [2023-11-19 03:58:32,893 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 339 transitions. [2023-11-19 03:58:32,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:58:32,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:32,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:32,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:32,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:32,968 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:58:35,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:35,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 217 states and 356 transitions. [2023-11-19 03:58:35,033 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 356 transitions. [2023-11-19 03:58:35,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:58:35,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:35,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:35,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:35,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:35,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:58:37,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:37,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 227 states and 374 transitions. [2023-11-19 03:58:37,100 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 374 transitions. [2023-11-19 03:58:37,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:58:37,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:37,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:37,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:37,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:37,174 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:58:39,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:39,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 238 states and 393 transitions. [2023-11-19 03:58:39,304 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 393 transitions. [2023-11-19 03:58:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:58:39,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:39,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:39,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:39,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:39,489 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:58:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 252 states and 426 transitions. [2023-11-19 03:58:43,248 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 426 transitions. [2023-11-19 03:58:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:58:43,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:43,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:43,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:43,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:43,468 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:58:47,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:47,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 267 states and 460 transitions. [2023-11-19 03:58:47,829 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 460 transitions. [2023-11-19 03:58:47,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:58:47,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:47,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:47,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:47,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:58:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:51,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 279 states and 491 transitions. [2023-11-19 03:58:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 491 transitions. [2023-11-19 03:58:51,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:58:51,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:51,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:51,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:51,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:58:56,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:56,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 296 states and 531 transitions. [2023-11-19 03:58:56,928 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 531 transitions. [2023-11-19 03:58:56,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:58:56,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:56,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:56,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:56,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:57,356 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:59:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 314 states and 569 transitions. [2023-11-19 03:59:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 569 transitions. [2023-11-19 03:59:02,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:59:02,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:02,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:02,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:02,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:59:02,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:59:04,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 316 states and 575 transitions. [2023-11-19 03:59:04,028 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 575 transitions. [2023-11-19 03:59:04,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:04,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:04,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:04,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:59:04,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:59:06,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:06,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 329 states and 606 transitions. [2023-11-19 03:59:06,468 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 606 transitions. [2023-11-19 03:59:06,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:06,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:06,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:06,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:06,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.