./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b1a58ad3e10b615d95cc8c02ce2afb54c727e6977a5f6eabd49347a082a7a12 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:11,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:11,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:10:11,615 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:11,615 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:11,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:11,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:11,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:11,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:11,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:11,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:11,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:11,649 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:11,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:11,650 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:11,651 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:11,651 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:11,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:11,652 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:11,653 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:11,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:11,655 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:11,655 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:11,656 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:11,656 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:11,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:11,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:11,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:11,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:11,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:11,660 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:11,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:11,661 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:11,661 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_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b1a58ad3e10b615d95cc8c02ce2afb54c727e6977a5f6eabd49347a082a7a12 [2023-11-24 22:10:11,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:12,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:12,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:12,009 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:12,043 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:12,044 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2023-11-24 22:10:15,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:15,413 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:15,414 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2023-11-24 22:10:15,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/data/f92e63566/afd2828779c84401a660f656f8d9dc2f/FLAG4efb10c68 [2023-11-24 22:10:15,443 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/data/f92e63566/afd2828779c84401a660f656f8d9dc2f [2023-11-24 22:10:15,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:15,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:15,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:15,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:15,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:15,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1085a338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15, skipping insertion in model container [2023-11-24 22:10:15,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,488 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:15,707 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c[524,537] [2023-11-24 22:10:15,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:15,747 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:15,764 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c[524,537] [2023-11-24 22:10:15,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:15,795 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:15,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15 WrapperNode [2023-11-24 22:10:15,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:15,798 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:15,798 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:15,798 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:15,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,818 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,865 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2023-11-24 22:10:15,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:15,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:15,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:15,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:15,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,882 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,882 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,887 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,891 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:15,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:15,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:15,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:15,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:15,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:15,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:15,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d707152-cd06-46b1-8cc9-285c32be602e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:10:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:10:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:10:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:10:16,101 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:16,104 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:16,423 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:16,555 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:16,555 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:10:16,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:16 BoogieIcfgContainer [2023-11-24 22:10:16,558 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:16,559 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:16,559 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:16,572 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:16,572 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:16" (1/1) ... [2023-11-24 22:10:16,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:10:16,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:16,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-11-24 22:10:16,653 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-11-24 22:10:16,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:16,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:16,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:16,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:16,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:17,165 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:17,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:17,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:17,376 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:17,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:17,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:17,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:17,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:17,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:17,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:17,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:17,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:17,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:17,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:17,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:17,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:17,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:17,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:17,738 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:17,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:17,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:17,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:17,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:17,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:17,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:17,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:17,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:17,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:17,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:17,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:17,968 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:17,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:17,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:17,982 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:17,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:17,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:17,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:18,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:18,116 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:18,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:18,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:18,210 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:18,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:18,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:18,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:18,311 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:18,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:18,320 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:18,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:18,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:18,396 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:18,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:18,406 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:18,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:18,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:18,483 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:18,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:18,494 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:18,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:18,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:18,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:18,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:18,591 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:18,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:18,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:18,668 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:18,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:18,677 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:18,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:18,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:18,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:18,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:18,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:18,901 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:18,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:18,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:18,914 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:18,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:18,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:18,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:18,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:18,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,008 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,016 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,126 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,218 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,320 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,333 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,416 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,425 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,497 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,504 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,575 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,582 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,672 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,684 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,791 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,879 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,888 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:19,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:19,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:19,972 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:19,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:19,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:19,982 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:19,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:19,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:19,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:20,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:20,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:20,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:20,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:20,069 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:20,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:20,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:20,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:20,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:20,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:20,127 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:20,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:20,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:20,134 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:20,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:20,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:20,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:20,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:20,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:20,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:20,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:20,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:20,203 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:20,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:20,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:20,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:20,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:20,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:20,270 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:20,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:20,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:20,280 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:20,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:20,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:20,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:20,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:10:20,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:20,413 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:20,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 22:10:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 22:10:20,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:10:20,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:20,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:20,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 22:10:20,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:20,626 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 34 transitions. [2023-11-24 22:10:20,761 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-24 22:10:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:10:20,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:20,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:20,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 22:10:20,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:21,112 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:21,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 47 transitions. [2023-11-24 22:10:21,506 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2023-11-24 22:10:21,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:10:21,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:21,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:21,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-24 22:10:21,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:22,964 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:10:26,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:26,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 59 transitions. [2023-11-24 22:10:26,177 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 59 transitions. [2023-11-24 22:10:26,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:10:26,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:26,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:26,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 22:10:26,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:26,431 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:10:27,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:27,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 66 transitions. [2023-11-24 22:10:27,125 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2023-11-24 22:10:27,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:10:27,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:27,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:27,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-24 22:10:27,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:30,385 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:10:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:33,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 38 states and 74 transitions. [2023-11-24 22:10:33,823 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2023-11-24 22:10:33,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:10:33,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:33,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:34,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-24 22:10:34,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:50,476 WARN L293 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-24 22:11:01,683 WARN L293 SmtUtils]: Spent 11.21s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)