./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7bf1fedabded59b54ffeedfdca15b4d2afc329082dbabcf446dea84149cd8668 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:43:31,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:43:31,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:43:31,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:43:31,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:43:31,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:43:31,684 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:43:31,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:43:31,686 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:43:31,687 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:43:31,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:43:31,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:43:31,689 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:43:31,690 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:43:31,690 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:43:31,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:43:31,692 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:43:31,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:43:31,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:43:31,694 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:43:31,694 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:43:31,695 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:43:31,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:43:31,697 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:43:31,697 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:43:31,698 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:43:31,699 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:43:31,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:43:31,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:31,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:43:31,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:43:31,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:43:31,702 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:43:31,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:43:31,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:43:31,704 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_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7bf1fedabded59b54ffeedfdca15b4d2afc329082dbabcf446dea84149cd8668 [2023-11-21 18:43:32,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:43:32,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:43:32,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:43:32,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:43:32,072 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:43:32,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound1.c [2023-11-21 18:43:35,215 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:35,462 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:35,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound1.c [2023-11-21 18:43:35,473 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/data/76a64aeb8/1422e008c0f640d39a0227545eca7940/FLAG2f8fc9d68 [2023-11-21 18:43:35,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/data/76a64aeb8/1422e008c0f640d39a0227545eca7940 [2023-11-21 18:43:35,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:35,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:35,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:35,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:35,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:35,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c8be4f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35, skipping insertion in model container [2023-11-21 18:43:35,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,540 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:35,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:35,784 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:35,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:35,842 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:35,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35 WrapperNode [2023-11-21 18:43:35,842 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:35,844 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:35,844 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:35,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:35,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,924 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 135 [2023-11-21 18:43:35,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:35,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:35,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:35,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:35,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:35,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:35,997 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:35,997 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:35,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:36,001 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:35" (1/1) ... [2023-11-21 18:43:36,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:36,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:36,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:36,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b03e762-b6e6-46fd-a362-235b3fff2beb/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:36,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:36,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:43:36,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:36,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:36,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:43:36,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:43:36,168 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:36,170 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:36,852 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:36,913 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:36,913 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:43:36,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:36 BoogieIcfgContainer [2023-11-21 18:43:36,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:36,917 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:36,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:36,930 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:36,930 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:36" (1/1) ... [2023-11-21 18:43:36,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:37,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-21 18:43:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-21 18:43:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:43:37,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:37,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:37,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:37,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2023-11-21 18:43:37,202 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2023-11-21 18:43:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:43:37,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:37,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:37,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:37,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-21 18:43:37,317 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-21 18:43:37,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:43:37,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:37,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:37,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:37,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 188 states and 193 transitions. [2023-11-21 18:43:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 193 transitions. [2023-11-21 18:43:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:43:37,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:37,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:37,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:37,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:37,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 193 states and 203 transitions. [2023-11-21 18:43:37,953 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 203 transitions. [2023-11-21 18:43:37,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:43:37,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:37,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 194 states and 204 transitions. [2023-11-21 18:43:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 204 transitions. [2023-11-21 18:43:38,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:43:38,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 195 states and 205 transitions. [2023-11-21 18:43:38,204 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2023-11-21 18:43:38,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:43:38,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 196 states and 206 transitions. [2023-11-21 18:43:38,350 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2023-11-21 18:43:38,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:43:38,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 196 states and 205 transitions. [2023-11-21 18:43:38,440 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 205 transitions. [2023-11-21 18:43:38,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:43:38,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 195 states and 204 transitions. [2023-11-21 18:43:38,462 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 204 transitions. [2023-11-21 18:43:38,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:43:38,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:38,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:38,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 197 states and 206 transitions. [2023-11-21 18:43:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 206 transitions. [2023-11-21 18:43:38,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:43:38,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:38,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:38,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 198 states and 207 transitions. [2023-11-21 18:43:38,638 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 207 transitions. [2023-11-21 18:43:38,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:43:38,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:38,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:38,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 199 states and 208 transitions. [2023-11-21 18:43:38,700 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 208 transitions. [2023-11-21 18:43:38,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:43:38,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:38,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:38,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 198 states and 207 transitions. [2023-11-21 18:43:38,731 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 207 transitions. [2023-11-21 18:43:38,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:43:38,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:38,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:38,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 200 states and 209 transitions. [2023-11-21 18:43:38,801 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 209 transitions. [2023-11-21 18:43:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:43:38,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:38,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:38,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 201 states and 210 transitions. [2023-11-21 18:43:38,878 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 210 transitions. [2023-11-21 18:43:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:43:38,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:38,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:38,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 202 states and 211 transitions. [2023-11-21 18:43:38,985 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 211 transitions. [2023-11-21 18:43:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:43:38,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 203 states and 213 transitions. [2023-11-21 18:43:39,127 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 213 transitions. [2023-11-21 18:43:39,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:43:39,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 205 states and 215 transitions. [2023-11-21 18:43:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 215 transitions. [2023-11-21 18:43:39,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:43:39,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 204 states and 214 transitions. [2023-11-21 18:43:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 214 transitions. [2023-11-21 18:43:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:43:39,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 207 states and 217 transitions. [2023-11-21 18:43:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 217 transitions. [2023-11-21 18:43:39,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:43:39,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 208 states and 218 transitions. [2023-11-21 18:43:39,555 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 218 transitions. [2023-11-21 18:43:39,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:43:39,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 209 states and 219 transitions. [2023-11-21 18:43:39,650 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 219 transitions. [2023-11-21 18:43:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:43:39,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 208 states and 218 transitions. [2023-11-21 18:43:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 218 transitions. [2023-11-21 18:43:39,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:43:39,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 210 states and 220 transitions. [2023-11-21 18:43:39,822 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 220 transitions. [2023-11-21 18:43:39,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:43:39,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 211 states and 221 transitions. [2023-11-21 18:43:39,937 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 221 transitions. [2023-11-21 18:43:39,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:43:39,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:40,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:40,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 212 states and 222 transitions. [2023-11-21 18:43:40,044 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 222 transitions. [2023-11-21 18:43:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:43:40,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:40,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:40,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:40,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:40,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:40,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 213 states and 224 transitions. [2023-11-21 18:43:40,161 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 224 transitions. [2023-11-21 18:43:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:43:40,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:40,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:40,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:40,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:40,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:40,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:40,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 212 states and 223 transitions. [2023-11-21 18:43:40,329 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 223 transitions. [2023-11-21 18:43:40,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:43:40,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:40,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:40,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:40,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:40,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 211 states and 222 transitions. [2023-11-21 18:43:40,379 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 222 transitions. [2023-11-21 18:43:40,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:43:40,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:40,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:40,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:40,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:40,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:40,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 215 states and 227 transitions. [2023-11-21 18:43:40,704 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 227 transitions. [2023-11-21 18:43:40,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:43:40,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:40,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:40,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:40,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:41,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:41,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 220 states and 234 transitions. [2023-11-21 18:43:41,059 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 234 transitions. [2023-11-21 18:43:41,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:43:41,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:41,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:41,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:41,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:41,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 222 states and 236 transitions. [2023-11-21 18:43:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 236 transitions. [2023-11-21 18:43:41,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:43:41,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:41,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:41,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:41,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:41,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:41,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 229 states and 243 transitions. [2023-11-21 18:43:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 243 transitions. [2023-11-21 18:43:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:43:41,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:41,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:41,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:41,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:41,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:41,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 230 states and 244 transitions. [2023-11-21 18:43:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 244 transitions. [2023-11-21 18:43:41,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:43:41,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:41,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:41,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:41,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:41,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:42,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:42,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:42,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 263 states and 280 transitions. [2023-11-21 18:43:42,756 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 280 transitions. [2023-11-21 18:43:42,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:43:42,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:42,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:42,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:42,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:42,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:43,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 297 states and 317 transitions. [2023-11-21 18:43:43,752 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 317 transitions. [2023-11-21 18:43:43,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:43:43,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:43,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:43,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:43,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:43,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:44,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:44,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 300 states and 322 transitions. [2023-11-21 18:43:44,581 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 322 transitions. [2023-11-21 18:43:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:43:44,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:44,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:44,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:44,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:44,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:45,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 303 states and 326 transitions. [2023-11-21 18:43:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 326 transitions. [2023-11-21 18:43:45,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:43:45,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:45,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:45,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:43:45,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:46,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:46,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 308 states and 333 transitions. [2023-11-21 18:43:46,775 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 333 transitions. [2023-11-21 18:43:46,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:43:46,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:46,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:46,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:43:46,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:48,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:48,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 314 states and 340 transitions. [2023-11-21 18:43:48,057 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 340 transitions. [2023-11-21 18:43:48,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:43:48,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:48,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:48,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:48,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:48,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:49,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 355 states and 388 transitions. [2023-11-21 18:43:49,555 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 388 transitions. [2023-11-21 18:43:49,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:43:49,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:49,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:49,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:49,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:49,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:50,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 358 states and 395 transitions. [2023-11-21 18:43:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 395 transitions. [2023-11-21 18:43:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:43:50,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:50,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:50,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:50,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:50,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:52,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:52,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 400 states and 445 transitions. [2023-11-21 18:43:52,261 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 445 transitions. [2023-11-21 18:43:52,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:43:52,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:52,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:52,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:52,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:52,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:53,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 404 states and 454 transitions. [2023-11-21 18:43:53,090 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 454 transitions. [2023-11-21 18:43:53,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:43:53,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:53,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:53,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:53,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:53,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:53,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 407 states and 459 transitions. [2023-11-21 18:43:53,625 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 459 transitions. [2023-11-21 18:43:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:43:53,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:53,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:53,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:53,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:53,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:54,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:54,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 411 states and 465 transitions. [2023-11-21 18:43:54,176 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 465 transitions. [2023-11-21 18:43:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:43:54,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:54,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:54,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:54,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:54,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:54,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 415 states and 472 transitions. [2023-11-21 18:43:54,951 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 472 transitions. [2023-11-21 18:43:54,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:43:54,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:54,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:54,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:54,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:55,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:55,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:55,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 417 states and 476 transitions. [2023-11-21 18:43:55,622 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 476 transitions. [2023-11-21 18:43:55,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:43:55,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:55,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:55,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:55,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:55,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 416 states and 475 transitions. [2023-11-21 18:43:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 475 transitions. [2023-11-21 18:43:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:43:55,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:55,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:55,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:55,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:55,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:56,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 421 states and 483 transitions. [2023-11-21 18:43:56,663 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 483 transitions. [2023-11-21 18:43:56,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:43:56,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:56,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:56,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:56,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:56,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:57,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 423 states and 487 transitions. [2023-11-21 18:43:57,170 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 487 transitions. [2023-11-21 18:43:57,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:43:57,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:57,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:57,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:57,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:57,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:58,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:58,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 432 states and 501 transitions. [2023-11-21 18:43:58,460 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 501 transitions. [2023-11-21 18:43:58,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:43:58,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:58,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:58,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:58,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:58,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:59,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 436 states and 505 transitions. [2023-11-21 18:43:59,225 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 505 transitions. [2023-11-21 18:43:59,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:43:59,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:59,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:59,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:59,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:59,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 437 states and 507 transitions. [2023-11-21 18:43:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 507 transitions. [2023-11-21 18:43:59,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:43:59,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:59,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:59,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:59,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:59,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:59,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:59,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 436 states and 506 transitions. [2023-11-21 18:43:59,497 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 506 transitions. [2023-11-21 18:43:59,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:43:59,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:59,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:59,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:59,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:59,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:59,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 438 states and 508 transitions. [2023-11-21 18:43:59,840 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 508 transitions. [2023-11-21 18:43:59,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:43:59,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:59,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:59,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:59,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:00,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:00,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 444 states and 514 transitions. [2023-11-21 18:44:00,572 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 514 transitions. [2023-11-21 18:44:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:44:00,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:00,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:00,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:44:00,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 443 states and 513 transitions. [2023-11-21 18:44:00,620 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 513 transitions. [2023-11-21 18:44:00,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:44:00,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:00,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:00,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:44:00,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:00,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:01,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 450 states and 520 transitions. [2023-11-21 18:44:01,477 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 520 transitions. [2023-11-21 18:44:01,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:44:01,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:01,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:01,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:44:01,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:01,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:01,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 453 states and 523 transitions. [2023-11-21 18:44:01,646 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 523 transitions. [2023-11-21 18:44:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:44:01,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:01,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:01,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:44:01,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:02,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:02,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 461 states and 531 transitions. [2023-11-21 18:44:02,600 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 531 transitions. [2023-11-21 18:44:02,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:44:02,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:02,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:02,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:44:02,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:02,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:03,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 474 states and 549 transitions. [2023-11-21 18:44:03,368 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 549 transitions. [2023-11-21 18:44:03,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:44:03,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:03,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:03,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:44:03,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:03,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:03,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 473 states and 548 transitions. [2023-11-21 18:44:03,723 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 548 transitions. [2023-11-21 18:44:03,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:44:03,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:03,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:03,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:44:03,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:03,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:05,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:05,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 488 states and 571 transitions. [2023-11-21 18:44:05,211 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 571 transitions. [2023-11-21 18:44:05,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:44:05,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:05,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:05,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:44:05,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:05,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:05,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 487 states and 570 transitions. [2023-11-21 18:44:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 570 transitions. [2023-11-21 18:44:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:44:05,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:05,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:05,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:44:05,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:05,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:05,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 486 states and 569 transitions. [2023-11-21 18:44:05,432 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 569 transitions. [2023-11-21 18:44:05,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:44:05,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:05,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:05,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:44:05,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:05,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 501 states and 615 transitions. [2023-11-21 18:44:08,861 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 615 transitions. [2023-11-21 18:44:08,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:44:08,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:08,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:08,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:44:08,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:09,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:09,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 500 states and 614 transitions. [2023-11-21 18:44:09,493 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 614 transitions. [2023-11-21 18:44:09,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:44:09,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:09,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:09,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:44:09,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:09,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:13,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:13,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 516 states and 657 transitions. [2023-11-21 18:44:13,765 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 657 transitions. [2023-11-21 18:44:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:44:13,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:13,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:13,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:44:13,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:14,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:14,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 515 states and 656 transitions. [2023-11-21 18:44:14,300 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 656 transitions. [2023-11-21 18:44:14,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:44:14,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:14,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:14,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:44:14,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:14,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:14,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 514 states and 655 transitions. [2023-11-21 18:44:14,548 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 655 transitions. [2023-11-21 18:44:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:44:14,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:14,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:14,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:44:14,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:16,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:16,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 520 states and 672 transitions. [2023-11-21 18:44:16,532 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 672 transitions. [2023-11-21 18:44:16,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:44:16,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:16,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:16,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:44:16,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:16,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:17,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:17,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 522 states and 674 transitions. [2023-11-21 18:44:17,420 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 674 transitions. [2023-11-21 18:44:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:44:17,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:17,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:17,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:44:17,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:17,540 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:18,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:18,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 526 states and 678 transitions. [2023-11-21 18:44:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 678 transitions. [2023-11-21 18:44:18,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:44:18,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:18,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:18,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:44:18,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:18,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:18,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:18,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 525 states and 677 transitions. [2023-11-21 18:44:18,305 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 677 transitions. [2023-11-21 18:44:18,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:44:18,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:18,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:18,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:44:18,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:18,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:20,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 531 states and 692 transitions. [2023-11-21 18:44:20,357 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 692 transitions. [2023-11-21 18:44:20,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:44:20,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:20,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:20,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:44:20,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:20,484 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:21,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:21,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 535 states and 696 transitions. [2023-11-21 18:44:21,581 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 696 transitions. [2023-11-21 18:44:21,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:44:21,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:21,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:21,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:44:21,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:22,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:22,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 538 states and 699 transitions. [2023-11-21 18:44:22,566 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 699 transitions. [2023-11-21 18:44:22,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:44:22,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:22,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:22,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:44:22,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:24,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:24,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 537 states and 698 transitions. [2023-11-21 18:44:24,748 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 698 transitions. [2023-11-21 18:44:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:44:24,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:24,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:24,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:44:24,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:25,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.