./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC --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 776d32abf1ae3b62e7ad4a02cd7c02c0cc6433852a1fe73b7d30c6e216da832a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:05,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:05,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:25:05,617 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:25:05,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:25:05,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:05,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:05,644 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:05,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:05,646 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:05,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:05,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:05,648 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:05,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:25:05,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:05,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:05,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:05,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:05,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:05,651 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:05,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:05,652 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:05,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:05,653 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:05,654 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:05,654 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:05,654 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:05,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:05,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:05,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:05,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:05,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:05,657 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:25:05,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:25:05,658 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:05,658 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_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 776d32abf1ae3b62e7ad4a02cd7c02c0cc6433852a1fe73b7d30c6e216da832a [2023-11-23 20:25:05,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:05,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:05,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:05,953 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:05,954 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:05,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound10.c [2023-11-23 20:25:09,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:09,437 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:09,438 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound10.c [2023-11-23 20:25:09,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/data/d0a6153b4/396aff98885642f0935deef6b495c775/FLAGe4c9d8f58 [2023-11-23 20:25:09,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/data/d0a6153b4/396aff98885642f0935deef6b495c775 [2023-11-23 20:25:09,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:09,470 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:09,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:09,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:09,479 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:09,480 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,481 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3582913b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09, skipping insertion in model container [2023-11-23 20:25:09,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,510 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:09,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:09,751 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:09,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:09,799 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:09,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09 WrapperNode [2023-11-23 20:25:09,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:09,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:09,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:09,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:09,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,862 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 139 [2023-11-23 20:25:09,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:09,863 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:09,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:09,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:09,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,893 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,899 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:09,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:09,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:09,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:09,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:09,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:09,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:09,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4372924-c48b-446d-8eff-d5fc73ebb87e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:10,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:10,013 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:10,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:10,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:25:10,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:25:10,122 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:10,125 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:10,731 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:10,792 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:10,792 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:25:10,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:10 BoogieIcfgContainer [2023-11-23 20:25:10,794 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:10,796 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:10,796 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:10,812 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:10,812 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:10,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:25:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:10,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 125 states and 137 transitions. [2023-11-23 20:25:10,911 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 137 transitions. [2023-11-23 20:25:10,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:25:10,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:10,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:11,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:25:11,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:11,146 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:11,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:11,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 125 states and 136 transitions. [2023-11-23 20:25:11,187 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 136 transitions. [2023-11-23 20:25:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:25:11,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:11,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:11,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:11,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:11,419 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:11,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 128 states and 141 transitions. [2023-11-23 20:25:11,497 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 141 transitions. [2023-11-23 20:25:11,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:25:11,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:11,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:11,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:11,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:11,618 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:11,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:11,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 132 states and 148 transitions. [2023-11-23 20:25:11,832 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 148 transitions. [2023-11-23 20:25:11,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:25:11,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:11,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:11,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:11,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:12,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 137 states and 157 transitions. [2023-11-23 20:25:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 157 transitions. [2023-11-23 20:25:12,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:25:12,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:25:12,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 137 states and 156 transitions. [2023-11-23 20:25:12,163 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 156 transitions. [2023-11-23 20:25:12,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:25:12,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:12,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:12,212 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:12,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 138 states and 157 transitions. [2023-11-23 20:25:12,234 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 157 transitions. [2023-11-23 20:25:12,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:25:12,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:12,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:12,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 142 states and 165 transitions. [2023-11-23 20:25:12,308 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions. [2023-11-23 20:25:12,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:25:12,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,346 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:12,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 142 states and 164 transitions. [2023-11-23 20:25:12,358 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 164 transitions. [2023-11-23 20:25:12,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:25:12,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:12,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:12,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:12,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 148 states and 178 transitions. [2023-11-23 20:25:12,642 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 178 transitions. [2023-11-23 20:25:12,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:25:12,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:12,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:12,737 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:13,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 151 states and 182 transitions. [2023-11-23 20:25:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 182 transitions. [2023-11-23 20:25:13,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:25:13,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:13,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:13,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:13,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 183 transitions. [2023-11-23 20:25:13,139 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 183 transitions. [2023-11-23 20:25:13,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:25:13,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:13,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:13,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 153 states and 184 transitions. [2023-11-23 20:25:13,216 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 184 transitions. [2023-11-23 20:25:13,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:25:13,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:13,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:13,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:13,341 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:13,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 154 states and 185 transitions. [2023-11-23 20:25:13,654 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 185 transitions. [2023-11-23 20:25:13,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:25:13,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:13,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:13,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:13,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 160 states and 196 transitions. [2023-11-23 20:25:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 196 transitions. [2023-11-23 20:25:14,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:25:14,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:14,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:14,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:14,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:14,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:14,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 166 states and 207 transitions. [2023-11-23 20:25:14,904 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 207 transitions. [2023-11-23 20:25:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:25:14,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:14,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:14,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:14,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:14,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:15,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:15,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 173 states and 217 transitions. [2023-11-23 20:25:15,589 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 217 transitions. [2023-11-23 20:25:15,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:25:15,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:15,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:15,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:25:15,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:16,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 178 states and 225 transitions. [2023-11-23 20:25:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 225 transitions. [2023-11-23 20:25:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:25:16,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:16,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:16,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:16,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:16,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:16,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 185 states and 238 transitions. [2023-11-23 20:25:16,633 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 238 transitions. [2023-11-23 20:25:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:25:16,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:16,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:16,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:16,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:16,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:16,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 186 states and 239 transitions. [2023-11-23 20:25:16,706 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 239 transitions. [2023-11-23 20:25:16,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:25:16,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:16,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:16,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:16,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:16,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:17,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:17,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 194 states and 254 transitions. [2023-11-23 20:25:17,488 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2023-11-23 20:25:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:25:17,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:17,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:17,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:17,598 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:18,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:18,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 197 states and 259 transitions. [2023-11-23 20:25:18,071 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2023-11-23 20:25:18,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:25:18,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:18,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:18,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:25:18,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:18,235 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 200 states and 262 transitions. [2023-11-23 20:25:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 262 transitions. [2023-11-23 20:25:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:25:18,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:18,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:18,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:18,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:18,787 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:18,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:18,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 201 states and 263 transitions. [2023-11-23 20:25:18,805 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 263 transitions. [2023-11-23 20:25:18,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:25:18,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:18,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:18,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:18,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:19,008 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:19,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 202 states and 264 transitions. [2023-11-23 20:25:19,456 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2023-11-23 20:25:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:25:19,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:19,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:19,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:25:19,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:19,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:19,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 203 states and 265 transitions. [2023-11-23 20:25:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 265 transitions. [2023-11-23 20:25:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:25:19,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:19,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:19,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:19,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:20,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:21,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 211 states and 277 transitions. [2023-11-23 20:25:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 277 transitions. [2023-11-23 20:25:21,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:25:21,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:21,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:25:21,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:21,215 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:22,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 224 states and 295 transitions. [2023-11-23 20:25:22,737 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 295 transitions. [2023-11-23 20:25:22,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:25:22,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:22,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:22,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:25:22,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:22,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:24,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:24,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 233 states and 311 transitions. [2023-11-23 20:25:24,313 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 311 transitions. [2023-11-23 20:25:24,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:25:24,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:24,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:24,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:25:24,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:24,537 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:26,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 247 states and 331 transitions. [2023-11-23 20:25:26,492 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 331 transitions. [2023-11-23 20:25:26,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:25:26,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:26,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:26,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:27,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 256 states and 345 transitions. [2023-11-23 20:25:27,192 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 345 transitions. [2023-11-23 20:25:27,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:25:27,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:27,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:27,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:25:27,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:27,672 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:29,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:29,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 268 states and 359 transitions. [2023-11-23 20:25:29,526 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 359 transitions. [2023-11-23 20:25:29,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:25:29,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:29,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:29,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:29,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:29,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:29,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 269 states and 360 transitions. [2023-11-23 20:25:29,591 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 360 transitions. [2023-11-23 20:25:29,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:25:29,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:29,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:29,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:25:29,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:29,975 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:30,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:30,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 272 states and 364 transitions. [2023-11-23 20:25:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 364 transitions. [2023-11-23 20:25:30,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:25:30,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:30,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:30,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:25:30,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:34,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:34,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 288 states and 400 transitions. [2023-11-23 20:25:34,218 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 400 transitions. [2023-11-23 20:25:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:25:34,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:34,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:34,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:34,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:34,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:38,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 303 states and 428 transitions. [2023-11-23 20:25:38,126 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 428 transitions. [2023-11-23 20:25:38,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:25:38,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:38,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:38,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:25:38,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:38,181 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:38,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:38,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 304 states and 433 transitions. [2023-11-23 20:25:38,460 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 433 transitions. [2023-11-23 20:25:38,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:25:38,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:38,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:38,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:25:38,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:38,548 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:38,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 306 states and 438 transitions. [2023-11-23 20:25:38,875 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 438 transitions. [2023-11-23 20:25:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:25:38,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:38,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:38,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:38,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:39,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:43,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 322 states and 468 transitions. [2023-11-23 20:25:43,333 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 468 transitions. [2023-11-23 20:25:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:25:43,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:43,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:43,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:25:43,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:43,403 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:43,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 323 states and 470 transitions. [2023-11-23 20:25:43,729 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 470 transitions. [2023-11-23 20:25:43,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:25:43,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:43,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:43,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:25:43,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:25:49,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:49,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 340 states and 505 transitions. [2023-11-23 20:25:49,059 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 505 transitions. [2023-11-23 20:25:49,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:25:49,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:49,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:49,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:25:49,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:49,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:50,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 344 states and 510 transitions. [2023-11-23 20:25:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 510 transitions. [2023-11-23 20:25:50,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:25:50,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:50,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:50,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:25:50,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:51,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:51,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 347 states and 515 transitions. [2023-11-23 20:25:51,270 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 515 transitions. [2023-11-23 20:25:51,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:25:51,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:51,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:51,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:25:51,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:25:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:59,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 369 states and 569 transitions. [2023-11-23 20:25:59,771 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 569 transitions. [2023-11-23 20:25:59,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:25:59,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:59,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:59,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:25:59,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:25:59,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 369 states and 569 transitions. [2023-11-23 20:25:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 569 transitions. [2023-11-23 20:25:59,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:25:59,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:59,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:00,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:26:00,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:00,035 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:26:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:00,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 370 states and 570 transitions. [2023-11-23 20:26:00,067 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 570 transitions. [2023-11-23 20:26:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:26:00,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:00,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:00,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:26:00,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:00,746 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.