./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.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_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/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_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/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_db54aaa5-b035-4001-ae13-3ed498f9e470/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 4b2ee659e7bd0f15011c822a777a938a0e6f5b3a8f826a051cccefa88973daa0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:38:15,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:38:15,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:38:15,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:38:15,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:38:15,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:38:15,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:38:15,955 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:38:15,956 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:38:15,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:38:15,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:38:15,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:38:15,963 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:38:15,965 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:38:15,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:38:15,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:38:15,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:38:15,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:38:15,967 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:38:15,967 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:38:15,968 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:38:15,968 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:38:15,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:38:15,970 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:38:15,971 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:38:15,972 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:38:15,972 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:38:15,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:38:15,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:15,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:38:15,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:38:15,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:38:15,975 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:38:15,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:38:15,976 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:38:15,976 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_db54aaa5-b035-4001-ae13-3ed498f9e470/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b2ee659e7bd0f15011c822a777a938a0e6f5b3a8f826a051cccefa88973daa0 [2023-11-21 18:38:16,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:38:16,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:38:16,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:38:16,309 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:38:16,310 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:38:16,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c [2023-11-21 18:38:19,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:38:19,595 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:38:19,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c [2023-11-21 18:38:19,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/data/020cf04f8/77c9e7e899e543a8b4468b98969f8e6a/FLAGf99548cb2 [2023-11-21 18:38:19,625 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/data/020cf04f8/77c9e7e899e543a8b4468b98969f8e6a [2023-11-21 18:38:19,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:38:19,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:38:19,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:19,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:38:19,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:38:19,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:19" (1/1) ... [2023-11-21 18:38:19,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@421ead61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:19, skipping insertion in model container [2023-11-21 18:38:19,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:19" (1/1) ... [2023-11-21 18:38:19,673 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:38:19,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:19,950 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:38:19,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:20,014 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:38:20,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20 WrapperNode [2023-11-21 18:38:20,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:20,016 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:20,016 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:38:20,016 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:38:20,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,081 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 144 [2023-11-21 18:38:20,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:20,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:38:20,082 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:38:20,082 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:38:20,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,096 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,110 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:38:20,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:38:20,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:38:20,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:38:20,115 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:20" (1/1) ... [2023-11-21 18:38:20,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:20,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:38:20,151 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:38:20,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db54aaa5-b035-4001-ae13-3ed498f9e470/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:38:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:38:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:38:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:38:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:38:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:38:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:38:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:38:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:38:20,269 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:38:20,271 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:38:20,957 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:38:21,047 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:38:21,051 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:38:21,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:21 BoogieIcfgContainer [2023-11-21 18:38:21,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:38:21,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:38:21,057 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:38:21,067 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:38:21,068 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:21" (1/1) ... [2023-11-21 18:38:21,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:38:21,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 219 states and 223 transitions. [2023-11-21 18:38:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 223 transitions. [2023-11-21 18:38:21,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:38:21,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,304 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 18:38:21,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 219 states and 222 transitions. [2023-11-21 18:38:21,351 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 222 transitions. [2023-11-21 18:38:21,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:38:21,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,461 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 18:38:21,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 221 states and 225 transitions. [2023-11-21 18:38:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 225 transitions. [2023-11-21 18:38:21,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:38:21,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,561 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 18:38:21,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 222 states and 226 transitions. [2023-11-21 18:38:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 226 transitions. [2023-11-21 18:38:21,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:38:21,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:21,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:21,634 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 18:38:21,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 223 states and 227 transitions. [2023-11-21 18:38:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 227 transitions. [2023-11-21 18:38:21,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:38:21,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:21,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:21,681 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 18:38:21,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 222 states and 226 transitions. [2023-11-21 18:38:21,688 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 226 transitions. [2023-11-21 18:38:21,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:38:21,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:21,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:21,732 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 18:38:21,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 224 states and 228 transitions. [2023-11-21 18:38:21,753 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 228 transitions. [2023-11-21 18:38:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:38:21,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:21,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:21,820 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 18:38:21,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 225 states and 229 transitions. [2023-11-21 18:38:21,836 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 229 transitions. [2023-11-21 18:38:21,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:38:21,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:21,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:21,908 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 18:38:21,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 226 states and 230 transitions. [2023-11-21 18:38:21,938 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 230 transitions. [2023-11-21 18:38:21,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:38:21,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:21,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:21,993 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 18:38:22,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 225 states and 229 transitions. [2023-11-21 18:38:22,001 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 229 transitions. [2023-11-21 18:38:22,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:38:22,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,088 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 18:38:22,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 227 states and 231 transitions. [2023-11-21 18:38:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 231 transitions. [2023-11-21 18:38:22,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:38:22,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,182 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 18:38:22,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 228 states and 232 transitions. [2023-11-21 18:38:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 232 transitions. [2023-11-21 18:38:22,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:38:22,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,278 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 18:38:22,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 229 states and 233 transitions. [2023-11-21 18:38:22,294 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 233 transitions. [2023-11-21 18:38:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:38:22,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,336 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 18:38:22,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 228 states and 232 transitions. [2023-11-21 18:38:22,344 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 232 transitions. [2023-11-21 18:38:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:38:22,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,394 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 18:38:22,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 230 states and 235 transitions. [2023-11-21 18:38:22,424 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 235 transitions. [2023-11-21 18:38:22,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:38:22,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,494 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 18:38:22,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 233 states and 238 transitions. [2023-11-21 18:38:22,544 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 238 transitions. [2023-11-21 18:38:22,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:38:22,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,588 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 18:38:22,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 232 states and 237 transitions. [2023-11-21 18:38:22,596 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 237 transitions. [2023-11-21 18:38:22,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:38:22,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,665 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 18:38:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 235 states and 240 transitions. [2023-11-21 18:38:22,700 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 240 transitions. [2023-11-21 18:38:22,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:38:22,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,773 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 18:38:22,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-21 18:38:22,793 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-21 18:38:22,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:38:22,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,857 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 18:38:22,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 237 states and 242 transitions. [2023-11-21 18:38:22,876 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 242 transitions. [2023-11-21 18:38:22,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:38:22,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,909 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 18:38:22,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-21 18:38:22,917 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-21 18:38:22,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:38:22,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,997 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 18:38:23,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 238 states and 243 transitions. [2023-11-21 18:38:23,019 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 243 transitions. [2023-11-21 18:38:23,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:38:23,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,087 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 18:38:23,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-21 18:38:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-21 18:38:23,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:38:23,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,178 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 18:38:23,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-21 18:38:23,194 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-21 18:38:23,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:38:23,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,264 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 18:38:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 241 states and 246 transitions. [2023-11-21 18:38:23,281 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 246 transitions. [2023-11-21 18:38:23,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:38:23,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,322 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 18:38:23,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-21 18:38:23,331 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-21 18:38:23,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:38:23,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,392 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 18:38:23,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-21 18:38:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-21 18:38:23,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:38:23,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,490 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 18:38:23,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 238 states and 243 transitions. [2023-11-21 18:38:23,574 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 243 transitions. [2023-11-21 18:38:23,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:38:23,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,604 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 18:38:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 237 states and 242 transitions. [2023-11-21 18:38:23,618 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 242 transitions. [2023-11-21 18:38:23,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:38:23,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,686 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 18:38:23,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-21 18:38:23,823 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-21 18:38:23,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:23,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,893 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 18:38:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 235 states and 240 transitions. [2023-11-21 18:38:24,047 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 240 transitions. [2023-11-21 18:38:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:38:24,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:24,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:24,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:24,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:24,137 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 18:38:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:24,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 234 states and 239 transitions. [2023-11-21 18:38:24,345 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 239 transitions. [2023-11-21 18:38:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:38:24,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:24,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:24,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:24,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:24,373 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 18:38:24,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:24,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 233 states and 238 transitions. [2023-11-21 18:38:24,386 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 238 transitions. [2023-11-21 18:38:24,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:38:24,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:24,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:24,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:24,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:24,486 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 18:38:24,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:24,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 232 states and 237 transitions. [2023-11-21 18:38:24,746 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 237 transitions. [2023-11-21 18:38:24,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:38:24,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:24,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:24,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:24,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:24,832 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 18:38:24,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 242 states and 247 transitions. [2023-11-21 18:38:24,955 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2023-11-21 18:38:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:38:24,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:24,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:24,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:24,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:24,986 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 18:38:24,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:24,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 241 states and 246 transitions. [2023-11-21 18:38:24,995 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 246 transitions. [2023-11-21 18:38:24,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:38:24,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:24,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:25,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:25,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:25,025 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 18:38:25,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:25,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-21 18:38:25,034 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-21 18:38:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:38:25,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:25,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:25,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:25,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:25,168 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 18:38:25,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-21 18:38:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-21 18:38:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:38:25,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:25,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:25,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:25,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:25,343 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 18:38:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 243 states and 248 transitions. [2023-11-21 18:38:25,446 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 248 transitions. [2023-11-21 18:38:25,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:38:25,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:25,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:25,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:25,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:25,489 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 18:38:25,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:25,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 242 states and 247 transitions. [2023-11-21 18:38:25,499 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2023-11-21 18:38:25,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:38:25,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:25,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:25,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:25,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:25,611 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 18:38:25,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 282 states and 289 transitions. [2023-11-21 18:38:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 289 transitions. [2023-11-21 18:38:25,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:38:25,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:25,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:25,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:25,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:26,032 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 18:38:26,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:26,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 323 states and 332 transitions. [2023-11-21 18:38:26,393 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 332 transitions. [2023-11-21 18:38:26,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:38:26,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:26,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:26,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:26,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:26,604 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 18:38:27,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 325 states and 335 transitions. [2023-11-21 18:38:27,159 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 335 transitions. [2023-11-21 18:38:27,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:38:27,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:27,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:27,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:27,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:27,269 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 18:38:27,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:27,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 327 states and 338 transitions. [2023-11-21 18:38:27,438 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 338 transitions. [2023-11-21 18:38:27,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:38:27,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:27,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:27,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:27,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:27,583 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 18:38:27,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:27,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 330 states and 343 transitions. [2023-11-21 18:38:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 343 transitions. [2023-11-21 18:38:27,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:38:27,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:27,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:27,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:27,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:27,945 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 18:38:28,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:28,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 376 states and 396 transitions. [2023-11-21 18:38:28,868 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 396 transitions. [2023-11-21 18:38:28,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:38:28,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:28,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:28,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:28,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:29,011 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 18:38:29,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:29,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 380 states and 403 transitions. [2023-11-21 18:38:29,482 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 403 transitions. [2023-11-21 18:38:29,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:38:29,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:29,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:29,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:29,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:29,618 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 18:38:30,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:30,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 427 states and 458 transitions. [2023-11-21 18:38:30,692 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 458 transitions. [2023-11-21 18:38:30,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:38:30,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:30,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:30,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:30,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:30,839 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 18:38:31,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:31,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 432 states and 467 transitions. [2023-11-21 18:38:31,512 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 467 transitions. [2023-11-21 18:38:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:38:31,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:31,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:31,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:31,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:31,639 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 18:38:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:32,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 435 states and 472 transitions. [2023-11-21 18:38:32,007 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 472 transitions. [2023-11-21 18:38:32,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:38:32,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:32,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:32,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:32,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:32,078 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 18:38:32,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:32,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 434 states and 471 transitions. [2023-11-21 18:38:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 471 transitions. [2023-11-21 18:38:32,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:38:32,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:32,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:32,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:32,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:32,200 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 18:38:32,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:32,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 438 states and 477 transitions. [2023-11-21 18:38:32,509 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 477 transitions. [2023-11-21 18:38:32,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:38:32,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:32,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:32,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:32,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:32,697 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 18:38:33,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:33,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 445 states and 488 transitions. [2023-11-21 18:38:33,630 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 488 transitions. [2023-11-21 18:38:33,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:38:33,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:33,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:33,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:33,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:33,666 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 18:38:33,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:33,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 444 states and 487 transitions. [2023-11-21 18:38:33,689 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 487 transitions. [2023-11-21 18:38:33,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:38:33,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:33,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:33,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:33,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:33,878 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 18:38:34,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:34,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 452 states and 499 transitions. [2023-11-21 18:38:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 499 transitions. [2023-11-21 18:38:34,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:38:34,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:34,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:34,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:34,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:35,113 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 18:38:36,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 465 states and 518 transitions. [2023-11-21 18:38:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 518 transitions. [2023-11-21 18:38:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:38:36,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:36,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:36,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:36,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:36,636 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 18:38:37,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:37,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 472 states and 527 transitions. [2023-11-21 18:38:37,101 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 527 transitions. [2023-11-21 18:38:37,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:38:37,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:37,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:37,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:37,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:37,221 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 18:38:37,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:37,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 473 states and 529 transitions. [2023-11-21 18:38:37,276 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 529 transitions. [2023-11-21 18:38:37,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:38:37,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:37,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:37,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:37,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:37,307 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 18:38:37,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:37,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 472 states and 528 transitions. [2023-11-21 18:38:37,325 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 528 transitions. [2023-11-21 18:38:37,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:38:37,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:37,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:37,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:37,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:37,478 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 18:38:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:37,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 474 states and 530 transitions. [2023-11-21 18:38:37,610 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 530 transitions. [2023-11-21 18:38:37,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:38:37,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:37,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:37,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:37,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:37,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:37,832 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 18:38:38,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:38,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 483 states and 541 transitions. [2023-11-21 18:38:38,275 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 541 transitions. [2023-11-21 18:38:38,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:38:38,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:38,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:38,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:38,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:38,322 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 18:38:38,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:38,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 482 states and 540 transitions. [2023-11-21 18:38:38,341 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 540 transitions. [2023-11-21 18:38:38,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:38:38,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:38,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:38,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:38,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:38,578 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 18:38:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:39,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 492 states and 552 transitions. [2023-11-21 18:38:39,101 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 552 transitions. [2023-11-21 18:38:39,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:38:39,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:39,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:39,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:39,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:39,228 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 18:38:39,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 495 states and 555 transitions. [2023-11-21 18:38:39,277 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 555 transitions. [2023-11-21 18:38:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:38:39,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:39,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:39,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:39,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:39,517 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 18:38:40,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:40,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 506 states and 568 transitions. [2023-11-21 18:38:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 568 transitions. [2023-11-21 18:38:40,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:38:40,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:40,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:40,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:40,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:40,213 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 18:38:40,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:40,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 507 states and 570 transitions. [2023-11-21 18:38:40,281 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 570 transitions. [2023-11-21 18:38:40,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:38:40,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:40,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:40,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:40,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:40,314 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 18:38:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 506 states and 569 transitions. [2023-11-21 18:38:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 569 transitions. [2023-11-21 18:38:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:38:40,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:40,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:40,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:40,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:40,466 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 18:38:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:40,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 508 states and 571 transitions. [2023-11-21 18:38:40,554 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 571 transitions. [2023-11-21 18:38:40,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:38:40,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:40,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:40,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:40,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:40,657 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 18:38:40,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:40,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 507 states and 570 transitions. [2023-11-21 18:38:40,721 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 570 transitions. [2023-11-21 18:38:40,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:38:40,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:40,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:40,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:40,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:40,955 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 18:38:41,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:41,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 523 states and 592 transitions. [2023-11-21 18:38:41,844 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 592 transitions. [2023-11-21 18:38:41,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:38:41,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:41,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:41,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:41,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:41,931 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 18:38:42,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 522 states and 591 transitions. [2023-11-21 18:38:42,020 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 591 transitions. [2023-11-21 18:38:42,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:38:42,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:42,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:42,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:42,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:42,223 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 18:38:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:43,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 538 states and 614 transitions. [2023-11-21 18:38:43,433 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 614 transitions. [2023-11-21 18:38:43,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:38:43,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:43,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:43,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:43,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:43,465 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 18:38:43,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:43,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 537 states and 613 transitions. [2023-11-21 18:38:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 613 transitions. [2023-11-21 18:38:43,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:38:43,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:43,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:43,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:43,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:43,612 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 18:38:43,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:43,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 536 states and 612 transitions. [2023-11-21 18:38:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 612 transitions. [2023-11-21 18:38:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:38:43,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:43,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:43,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:43,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:43,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:44,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:44,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 540 states and 618 transitions. [2023-11-21 18:38:44,340 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 618 transitions. [2023-11-21 18:38:44,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:38:44,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:44,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:44,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:44,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:44,468 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 18:38:44,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 539 states and 617 transitions. [2023-11-21 18:38:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 617 transitions. [2023-11-21 18:38:44,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:38:44,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:44,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:44,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:44,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:44,712 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:45,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 545 states and 625 transitions. [2023-11-21 18:38:45,256 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 625 transitions. [2023-11-21 18:38:45,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:38:45,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:45,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:45,388 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 18:38:45,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 544 states and 624 transitions. [2023-11-21 18:38:45,500 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 624 transitions. [2023-11-21 18:38:45,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:38:45,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:45,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:45,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 546 states and 626 transitions. [2023-11-21 18:38:45,833 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 626 transitions. [2023-11-21 18:38:45,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:38:45,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:45,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:45,872 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 18:38:45,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 545 states and 625 transitions. [2023-11-21 18:38:45,887 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 625 transitions. [2023-11-21 18:38:45,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:38:45,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:45,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:46,007 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 18:38:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:46,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 544 states and 624 transitions. [2023-11-21 18:38:46,143 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 624 transitions. [2023-11-21 18:38:46,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:38:46,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:46,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:46,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:46,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:46,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:46,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 546 states and 627 transitions. [2023-11-21 18:38:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 627 transitions. [2023-11-21 18:38:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:38:46,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:46,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:46,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:46,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:46,595 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 18:38:47,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:47,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 545 states and 626 transitions. [2023-11-21 18:38:47,211 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 626 transitions. [2023-11-21 18:38:47,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:38:47,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:47,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:47,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:47,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:47,378 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:47,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:47,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 548 states and 629 transitions. [2023-11-21 18:38:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 629 transitions. [2023-11-21 18:38:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:38:47,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:47,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:47,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:47,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:47,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:47,784 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 18:38:48,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:48,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 547 states and 628 transitions. [2023-11-21 18:38:48,462 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 628 transitions. [2023-11-21 18:38:48,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:38:48,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:48,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:48,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:48,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:48,595 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:48,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:48,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 549 states and 630 transitions. [2023-11-21 18:38:48,669 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 630 transitions. [2023-11-21 18:38:48,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:38:48,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:48,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:48,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:48,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:48,959 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 18:38:50,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:50,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 572 states and 655 transitions. [2023-11-21 18:38:50,013 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 655 transitions. [2023-11-21 18:38:50,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:38:50,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:50,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:50,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:50,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:50,047 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 18:38:50,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:50,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 571 states and 654 transitions. [2023-11-21 18:38:50,075 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 654 transitions. [2023-11-21 18:38:50,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:38:50,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:50,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:50,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:50,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:50,204 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:50,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:50,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 573 states and 657 transitions. [2023-11-21 18:38:50,282 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 657 transitions. [2023-11-21 18:38:50,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:38:50,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:50,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:50,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:50,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:50,444 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 18:38:50,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:50,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 572 states and 656 transitions. [2023-11-21 18:38:50,580 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 656 transitions. [2023-11-21 18:38:50,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:38:50,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:50,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:50,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:50,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:50,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:50,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:38:50,855 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:38:50,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:38:50,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:50,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:50,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:50,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:50,997 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 18:38:51,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:51,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-21 18:38:51,261 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-21 18:38:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:38:51,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:51,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:51,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:51,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:51,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-21 18:38:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-21 18:38:51,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:38:51,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:51,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:51,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:51,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:51,514 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 18:38:51,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:38:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:38:51,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:38:51,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:51,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:51,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:51,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:51,737 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 18:38:52,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:52,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-21 18:38:52,141 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-21 18:38:52,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:38:52,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:52,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:52,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:52,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:52,330 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 18:38:52,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:52,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 573 states and 657 transitions. [2023-11-21 18:38:52,778 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 657 transitions. [2023-11-21 18:38:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:38:52,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:52,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:52,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:52,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:52,908 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:53,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:53,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-21 18:38:53,039 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-21 18:38:53,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:38:53,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:53,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:53,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:53,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:53,251 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 18:38:53,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:53,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:38:53,714 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:38:53,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:38:53,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:53,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:53,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:53,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:53,756 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 18:38:53,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:53,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-21 18:38:53,779 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-21 18:38:53,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:38:53,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:53,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:53,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:53,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:53,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:53,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-21 18:38:53,947 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-21 18:38:53,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:38:53,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:53,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:53,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:53,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:54,148 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 18:38:54,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:54,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:38:54,707 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:38:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:38:54,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:54,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:54,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:54,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:54,845 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:54,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:54,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 576 states and 661 transitions. [2023-11-21 18:38:54,922 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 661 transitions. [2023-11-21 18:38:54,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:38:54,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:54,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:54,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:54,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:55,188 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 18:38:55,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:55,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 575 states and 660 transitions. [2023-11-21 18:38:55,543 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 660 transitions. [2023-11-21 18:38:55,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:38:55,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:55,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:55,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:55,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:55,678 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:55,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:55,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 577 states and 662 transitions. [2023-11-21 18:38:55,778 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 662 transitions. [2023-11-21 18:38:55,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-21 18:38:55,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:55,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:55,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:55,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:55,814 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 18:38:55,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:55,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 576 states and 661 transitions. [2023-11-21 18:38:55,858 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 661 transitions. [2023-11-21 18:38:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-21 18:38:55,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:55,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:55,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:55,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:55,896 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 18:38:55,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:55,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 575 states and 660 transitions. [2023-11-21 18:38:55,928 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 660 transitions. [2023-11-21 18:38:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-21 18:38:55,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:55,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:55,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:55,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:56,060 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:56,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 578 states and 663 transitions. [2023-11-21 18:38:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 663 transitions. [2023-11-21 18:38:56,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:38:56,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:56,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:56,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:56,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:56,272 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 18:38:56,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:56,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 577 states and 662 transitions. [2023-11-21 18:38:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 662 transitions. [2023-11-21 18:38:56,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:38:56,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:56,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:56,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:56,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 578 states and 664 transitions. [2023-11-21 18:38:56,699 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 664 transitions. [2023-11-21 18:38:56,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:38:56,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:56,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:56,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:56,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:56,987 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 18:38:57,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 577 states and 663 transitions. [2023-11-21 18:38:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 663 transitions. [2023-11-21 18:38:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:38:57,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:57,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:57,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:57,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:57,552 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:57,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:57,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 579 states and 665 transitions. [2023-11-21 18:38:57,664 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 665 transitions. [2023-11-21 18:38:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:38:57,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:57,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:57,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:57,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:57,702 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 18:38:57,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:57,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 578 states and 664 transitions. [2023-11-21 18:38:57,736 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 664 transitions. [2023-11-21 18:38:57,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:38:57,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:57,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:57,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:57,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:57,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:57,877 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:57,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:57,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 580 states and 666 transitions. [2023-11-21 18:38:57,921 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 666 transitions. [2023-11-21 18:38:57,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:38:57,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:57,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:57,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:57,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:58,113 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 18:38:58,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:58,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 619 states and 708 transitions. [2023-11-21 18:38:58,734 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 708 transitions. [2023-11-21 18:38:58,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-21 18:38:58,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:58,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:58,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:58,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:58,937 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 18:38:59,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:59,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 659 states and 751 transitions. [2023-11-21 18:38:59,767 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 751 transitions. [2023-11-21 18:38:59,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-21 18:38:59,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:59,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:59,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:59,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:00,192 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 18:39:02,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:02,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 700 states and 794 transitions. [2023-11-21 18:39:02,509 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 794 transitions. [2023-11-21 18:39:02,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:39:02,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:02,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:02,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:39:02,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:02,845 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 18:39:03,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:03,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 699 states and 793 transitions. [2023-11-21 18:39:03,483 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 793 transitions. [2023-11-21 18:39:03,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-21 18:39:03,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:03,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:03,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:03,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:03,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:39:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 743 states and 840 transitions. [2023-11-21 18:39:05,289 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 840 transitions. [2023-11-21 18:39:05,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-21 18:39:05,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:05,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:05,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:05,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:39:05,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:05,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 744 states and 841 transitions. [2023-11-21 18:39:05,532 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 841 transitions. [2023-11-21 18:39:05,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:39:05,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:05,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:05,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:39:05,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:05,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:39:05,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:05,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 743 states and 840 transitions. [2023-11-21 18:39:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 840 transitions. [2023-11-21 18:39:05,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-21 18:39:05,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:05,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:05,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:39:05,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:05,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:39:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 745 states and 842 transitions. [2023-11-21 18:39:05,950 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 842 transitions. [2023-11-21 18:39:05,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:39:05,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:05,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:05,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:39:05,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:06,122 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.