./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/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_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/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_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/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 0bcbcb4a55258889434b8bf703da9ec6fb29d07a2fbacad968a5ab15e005b314 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:34,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:34,873 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:41:34,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:34,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:34,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:34,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:34,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:34,932 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:34,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:34,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:34,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:34,940 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:34,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:34,943 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:34,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:34,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:34,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:34,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:34,946 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:34,947 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:34,948 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:34,948 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:34,949 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:34,950 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:34,950 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:34,951 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:34,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:34,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:34,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:34,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:34,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:34,955 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:34,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:34,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:34,956 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_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bcbcb4a55258889434b8bf703da9ec6fb29d07a2fbacad968a5ab15e005b314 [2023-11-21 18:41:35,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:35,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:35,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:35,288 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:35,289 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:35,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound50.c [2023-11-21 18:41:38,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:38,701 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:38,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound50.c [2023-11-21 18:41:38,710 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/data/395ab8507/93d825947a534976aa922aa3f6f81069/FLAGd4f42ff43 [2023-11-21 18:41:38,727 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/data/395ab8507/93d825947a534976aa922aa3f6f81069 [2023-11-21 18:41:38,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:38,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:38,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:38,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:38,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:38,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:38" (1/1) ... [2023-11-21 18:41:38,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a32313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:38, skipping insertion in model container [2023-11-21 18:41:38,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:38" (1/1) ... [2023-11-21 18:41:38,768 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:38,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:38,966 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:39,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:39,015 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:39,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39 WrapperNode [2023-11-21 18:41:39,015 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:39,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:39,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:39,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:39,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,088 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 192 [2023-11-21 18:41:39,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:39,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:39,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:39,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:39,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,113 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:39,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:39,162 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:39,162 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:39,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:39" (1/1) ... [2023-11-21 18:41:39,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:39,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:39,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:39,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee4ccaaf-ebc6-4be3-98d9-45f52f17fe66/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:39,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:39,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:39,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:39,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:41:39,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:41:39,354 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:39,357 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:40,616 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:40,694 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:40,694 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:41:40,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:40 BoogieIcfgContainer [2023-11-21 18:41:40,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:40,696 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:40,696 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:40,706 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:40,706 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:40" (1/1) ... [2023-11-21 18:41:40,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:40,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 294 states and 305 transitions. [2023-11-21 18:41:40,782 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 305 transitions. [2023-11-21 18:41:40,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:41:40,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:40,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,036 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 18:41:41,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 296 states and 307 transitions. [2023-11-21 18:41:41,084 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 307 transitions. [2023-11-21 18:41:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:41:41,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,169 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 18:41:41,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 297 states and 308 transitions. [2023-11-21 18:41:41,199 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 308 transitions. [2023-11-21 18:41:41,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:41:41,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,289 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 18:41:41,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 298 states and 309 transitions. [2023-11-21 18:41:41,309 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 309 transitions. [2023-11-21 18:41:41,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:41:41,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,393 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 18:41:41,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 299 states and 310 transitions. [2023-11-21 18:41:41,416 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 310 transitions. [2023-11-21 18:41:41,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:41:41,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,494 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 18:41:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-21 18:41:41,530 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-21 18:41:41,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:41:41,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,570 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 18:41:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-21 18:41:41,596 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-21 18:41:41,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:41:41,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,637 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 18:41:41,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-21 18:41:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-21 18:41:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:41:41,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:41,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:41,754 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 18:41:41,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 303 states and 315 transitions. [2023-11-21 18:41:41,800 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 315 transitions. [2023-11-21 18:41:41,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:41:41,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:41,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:41,870 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 18:41:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-21 18:41:41,914 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-21 18:41:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:41:41,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:41,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:41,992 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 18:41:42,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-21 18:41:42,052 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-21 18:41:42,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:41:42,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:42,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:42,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:42,094 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 18:41:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 300 states and 312 transitions. [2023-11-21 18:41:42,111 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 312 transitions. [2023-11-21 18:41:42,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:41:42,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:42,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:42,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:42,266 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 18:41:42,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 304 states and 317 transitions. [2023-11-21 18:41:42,475 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 317 transitions. [2023-11-21 18:41:42,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:41:42,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:42,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:42,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:42,535 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 18:41:42,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 303 states and 316 transitions. [2023-11-21 18:41:42,545 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 316 transitions. [2023-11-21 18:41:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:41:42,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:42,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:42,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:42,619 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 18:41:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 302 states and 315 transitions. [2023-11-21 18:41:42,685 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 315 transitions. [2023-11-21 18:41:42,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:41:42,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:42,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:42,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:42,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:42,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 301 states and 314 transitions. [2023-11-21 18:41:42,746 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 314 transitions. [2023-11-21 18:41:42,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:41:42,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:42,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:42,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:42,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 300 states and 313 transitions. [2023-11-21 18:41:42,932 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 313 transitions. [2023-11-21 18:41:42,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:41:42,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:43,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:43,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:43,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:43,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:43,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 310 states and 324 transitions. [2023-11-21 18:41:43,358 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 324 transitions. [2023-11-21 18:41:43,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:41:43,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:43,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:43,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:43,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:43,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:43,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:43,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 311 states and 325 transitions. [2023-11-21 18:41:43,453 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 325 transitions. [2023-11-21 18:41:43,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:43,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:43,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:43,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:43,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:43,683 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:43,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 334 states and 353 transitions. [2023-11-21 18:41:43,944 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 353 transitions. [2023-11-21 18:41:43,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:41:43,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:43,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:43,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:43,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:44,139 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:44,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:44,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 335 states and 354 transitions. [2023-11-21 18:41:44,196 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 354 transitions. [2023-11-21 18:41:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:41:44,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:44,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:44,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:44,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:44,300 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:44,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 360 states and 385 transitions. [2023-11-21 18:41:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 385 transitions. [2023-11-21 18:41:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:41:44,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:44,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:44,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:44,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:44,795 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:45,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:45,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 386 states and 417 transitions. [2023-11-21 18:41:45,318 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 417 transitions. [2023-11-21 18:41:45,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:41:45,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:45,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:45,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:45,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:45,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:45,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 389 states and 422 transitions. [2023-11-21 18:41:45,767 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 422 transitions. [2023-11-21 18:41:45,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:41:45,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:45,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:45,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:45,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:46,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:46,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 392 states and 426 transitions. [2023-11-21 18:41:46,355 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 426 transitions. [2023-11-21 18:41:46,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:41:46,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:46,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:46,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:46,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:47,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:47,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 397 states and 434 transitions. [2023-11-21 18:41:47,102 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 434 transitions. [2023-11-21 18:41:47,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:41:47,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:47,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:47,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:47,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:47,239 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:47,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:47,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 403 states and 443 transitions. [2023-11-21 18:41:47,759 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 443 transitions. [2023-11-21 18:41:47,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:41:47,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:47,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:47,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:41:47,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:48,056 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:48,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:48,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 410 states and 451 transitions. [2023-11-21 18:41:48,808 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 451 transitions. [2023-11-21 18:41:48,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:41:48,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:48,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:48,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:41:48,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:49,087 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:49,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 414 states and 456 transitions. [2023-11-21 18:41:49,288 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 456 transitions. [2023-11-21 18:41:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:41:49,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:49,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:49,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:49,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:49,436 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:49,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:49,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 416 states and 460 transitions. [2023-11-21 18:41:49,713 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 460 transitions. [2023-11-21 18:41:49,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:41:49,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:49,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:49,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:49,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:49,851 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:50,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:50,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 419 states and 465 transitions. [2023-11-21 18:41:50,211 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 465 transitions. [2023-11-21 18:41:50,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:41:50,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:50,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:50,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:50,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:51,114 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 423 states and 471 transitions. [2023-11-21 18:41:52,015 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 471 transitions. [2023-11-21 18:41:52,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:41:52,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:52,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:52,473 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:52,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 427 states and 476 transitions. [2023-11-21 18:41:52,957 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 476 transitions. [2023-11-21 18:41:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:41:52,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:53,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:54,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:54,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 429 states and 480 transitions. [2023-11-21 18:41:54,285 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 480 transitions. [2023-11-21 18:41:54,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:41:54,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:54,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:54,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:54,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:54,490 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 430 states and 482 transitions. [2023-11-21 18:41:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 482 transitions. [2023-11-21 18:41:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:41:56,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:56,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:41:56,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 429 states and 481 transitions. [2023-11-21 18:41:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 481 transitions. [2023-11-21 18:41:56,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:41:56,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:56,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:58,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:41:59,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:59,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 434 states and 490 transitions. [2023-11-21 18:41:59,994 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 490 transitions. [2023-11-21 18:41:59,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:41:59,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:59,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:00,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:00,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:00,323 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:01,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:01,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 440 states and 500 transitions. [2023-11-21 18:42:01,282 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 500 transitions. [2023-11-21 18:42:01,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:42:01,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:01,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:01,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:01,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:03,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 448 states and 513 transitions. [2023-11-21 18:42:03,156 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 513 transitions. [2023-11-21 18:42:03,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:42:03,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:03,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:03,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:03,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:03,405 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:05,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 457 states and 527 transitions. [2023-11-21 18:42:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 527 transitions. [2023-11-21 18:42:05,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:05,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:05,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:05,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:05,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:06,125 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:08,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 466 states and 539 transitions. [2023-11-21 18:42:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 539 transitions. [2023-11-21 18:42:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:42:08,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:08,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:08,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:08,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:08,458 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:09,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 468 states and 543 transitions. [2023-11-21 18:42:09,904 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 543 transitions. [2023-11-21 18:42:09,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:42:09,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:09,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:09,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:09,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:09,997 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:10,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:10,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 471 states and 548 transitions. [2023-11-21 18:42:10,990 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 548 transitions. [2023-11-21 18:42:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:42:10,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:10,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:11,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:11,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 475 states and 552 transitions. [2023-11-21 18:42:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 552 transitions. [2023-11-21 18:42:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:42:11,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:11,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:11,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:11,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:11,893 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:12,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:12,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 557 transitions. [2023-11-21 18:42:12,190 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 557 transitions. [2023-11-21 18:42:12,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:42:12,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:12,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:12,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:12,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:12,393 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:13,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:13,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 559 transitions. [2023-11-21 18:42:13,078 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 559 transitions. [2023-11-21 18:42:13,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:42:13,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:13,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:13,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:13,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:13,345 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:42:13,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:13,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 482 states and 562 transitions. [2023-11-21 18:42:13,758 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 562 transitions. [2023-11-21 18:42:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:42:13,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:13,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:13,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:13,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:13,925 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:42:17,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:17,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 515 states and 604 transitions. [2023-11-21 18:42:17,615 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 604 transitions. [2023-11-21 18:42:17,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:42:17,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:17,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:17,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:17,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:42:17,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:17,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 516 states and 606 transitions. [2023-11-21 18:42:17,807 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 606 transitions. [2023-11-21 18:42:17,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:42:17,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:17,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:17,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:17,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:17,983 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:42:21,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:21,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 536 states and 633 transitions. [2023-11-21 18:42:21,225 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 633 transitions. [2023-11-21 18:42:21,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:42:21,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:21,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:21,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:21,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:21,340 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:42:21,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:21,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 538 states and 636 transitions. [2023-11-21 18:42:21,418 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 636 transitions. [2023-11-21 18:42:21,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:42:21,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:21,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:21,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:21,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:21,600 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:42:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:21,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 537 states and 635 transitions. [2023-11-21 18:42:21,839 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 635 transitions. [2023-11-21 18:42:21,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:42:21,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:21,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:21,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:21,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:22,078 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:42:25,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:25,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 557 states and 665 transitions. [2023-11-21 18:42:25,397 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 665 transitions. [2023-11-21 18:42:25,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:42:25,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:25,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:25,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:25,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:25,627 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:42:30,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:30,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 579 states and 694 transitions. [2023-11-21 18:42:30,059 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 694 transitions. [2023-11-21 18:42:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:42:30,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:30,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:30,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:30,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:30,419 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.