./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/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_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/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_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/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 402079e1c7de243c4e41f5ffecd6596c904161a3f8e591ee220484899b186d55 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:39,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:39,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:42:39,236 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:42:39,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:42:39,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:39,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:39,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:39,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:39,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:39,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:39,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:39,286 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:42:39,288 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:42:39,288 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:42:39,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:39,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:39,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:39,290 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:39,290 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:39,291 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:39,291 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:42:39,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:39,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:39,293 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:39,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:39,294 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:39,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:39,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:39,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:39,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:39,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:39,297 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:42:39,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:42:39,297 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:39,298 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_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402079e1c7de243c4e41f5ffecd6596c904161a3f8e591ee220484899b186d55 [2023-11-21 18:42:39,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:39,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:39,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:39,691 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:39,692 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:39,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound2.c [2023-11-21 18:42:42,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:42:43,117 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:42:43,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound2.c [2023-11-21 18:42:43,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/data/6cb7d5c50/9709fc3cb087404cad3bf73333cfc76a/FLAG2a4b7aba7 [2023-11-21 18:42:43,140 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/data/6cb7d5c50/9709fc3cb087404cad3bf73333cfc76a [2023-11-21 18:42:43,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:42:43,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:42:43,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:43,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:42:43,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:42:43,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7592597a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43, skipping insertion in model container [2023-11-21 18:42:43,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:42:43,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:43,432 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:42:43,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:43,466 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:42:43,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43 WrapperNode [2023-11-21 18:42:43,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:43,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:43,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:42:43,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:42:43,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,485 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,520 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 135 [2023-11-21 18:42:43,520 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:43,521 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:42:43,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:42:43,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:42:43,531 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,539 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,544 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,562 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:42:43,563 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:42:43,563 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:42:43,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:42:43,564 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:43" (1/1) ... [2023-11-21 18:42:43,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:43,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:42:43,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:42:43,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851e56ad-8dc3-4ab0-a30b-a8d89fd611de/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:42:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:42:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:42:43,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:42:43,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:42:43,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:42:43,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:42:43,744 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:42:43,748 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:42:44,437 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:42:44,531 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:42:44,531 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:42:44,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:44 BoogieIcfgContainer [2023-11-21 18:42:44,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:42:44,534 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:42:44,535 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:42:44,548 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:42:44,549 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:44" (1/1) ... [2023-11-21 18:42:44,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:42:44,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:44,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-21 18:42:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-21 18:42:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:42:44,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:44,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:44,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:44,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:44,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2023-11-21 18:42:44,825 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2023-11-21 18:42:44,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:42:44,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:44,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:44,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:44,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:44,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-21 18:42:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-21 18:42:44,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:42:44,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:44,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:45,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:45,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 188 states and 193 transitions. [2023-11-21 18:42:45,168 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 193 transitions. [2023-11-21 18:42:45,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:42:45,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:45,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:45,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:45,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 193 states and 203 transitions. [2023-11-21 18:42:45,532 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 203 transitions. [2023-11-21 18:42:45,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:42:45,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:45,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:45,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:45,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:45,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 194 states and 204 transitions. [2023-11-21 18:42:45,605 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 204 transitions. [2023-11-21 18:42:45,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:42:45,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:45,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:45,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:45,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 195 states and 205 transitions. [2023-11-21 18:42:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2023-11-21 18:42:45,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:42:45,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:45,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:45,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:45,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 196 states and 206 transitions. [2023-11-21 18:42:45,699 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2023-11-21 18:42:45,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:42:45,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:45,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:45,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:45,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:45,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 196 states and 206 transitions. [2023-11-21 18:42:45,810 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2023-11-21 18:42:45,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:42:45,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:45,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:45,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:45,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:45,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 195 states and 205 transitions. [2023-11-21 18:42:45,854 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2023-11-21 18:42:45,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:42:45,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:45,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:45,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:45,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:45,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:45,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:45,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 197 states and 207 transitions. [2023-11-21 18:42:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 207 transitions. [2023-11-21 18:42:45,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:42:45,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:45,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 198 states and 208 transitions. [2023-11-21 18:42:46,057 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 208 transitions. [2023-11-21 18:42:46,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:42:46,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 199 states and 209 transitions. [2023-11-21 18:42:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 209 transitions. [2023-11-21 18:42:46,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:42:46,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 198 states and 208 transitions. [2023-11-21 18:42:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 208 transitions. [2023-11-21 18:42:46,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:42:46,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 200 states and 210 transitions. [2023-11-21 18:42:46,313 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 210 transitions. [2023-11-21 18:42:46,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:42:46,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 201 states and 211 transitions. [2023-11-21 18:42:46,369 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 211 transitions. [2023-11-21 18:42:46,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:42:46,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 202 states and 212 transitions. [2023-11-21 18:42:46,428 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 212 transitions. [2023-11-21 18:42:46,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:42:46,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 203 states and 214 transitions. [2023-11-21 18:42:46,528 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 214 transitions. [2023-11-21 18:42:46,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:42:46,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 205 states and 216 transitions. [2023-11-21 18:42:46,660 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 216 transitions. [2023-11-21 18:42:46,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:42:46,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 204 states and 215 transitions. [2023-11-21 18:42:46,688 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 215 transitions. [2023-11-21 18:42:46,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:42:46,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 207 states and 218 transitions. [2023-11-21 18:42:46,796 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 218 transitions. [2023-11-21 18:42:46,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:42:46,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 208 states and 219 transitions. [2023-11-21 18:42:46,877 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 219 transitions. [2023-11-21 18:42:46,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:42:46,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 209 states and 220 transitions. [2023-11-21 18:42:46,949 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 220 transitions. [2023-11-21 18:42:46,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:42:46,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:46,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:46,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 208 states and 219 transitions. [2023-11-21 18:42:46,978 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 219 transitions. [2023-11-21 18:42:46,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:42:46,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:46,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:46,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:46,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:47,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:47,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 210 states and 221 transitions. [2023-11-21 18:42:47,058 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 221 transitions. [2023-11-21 18:42:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:42:47,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:47,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:47,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:47,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:47,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 211 states and 222 transitions. [2023-11-21 18:42:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 222 transitions. [2023-11-21 18:42:47,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:42:47,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:47,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:47,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:47,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:47,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 212 states and 223 transitions. [2023-11-21 18:42:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 223 transitions. [2023-11-21 18:42:47,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:42:47,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:47,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:47,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:47,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:47,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:47,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:47,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 213 states and 225 transitions. [2023-11-21 18:42:47,356 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 225 transitions. [2023-11-21 18:42:47,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:42:47,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:47,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:47,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:47,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:47,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:47,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:47,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 212 states and 224 transitions. [2023-11-21 18:42:47,504 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 224 transitions. [2023-11-21 18:42:47,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:42:47,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:47,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:47,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:42:47,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:47,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:47,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:47,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 211 states and 223 transitions. [2023-11-21 18:42:47,534 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 223 transitions. [2023-11-21 18:42:47,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:42:47,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:47,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:47,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:47,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:47,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:47,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:47,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 215 states and 228 transitions. [2023-11-21 18:42:47,820 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 228 transitions. [2023-11-21 18:42:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:42:47,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:47,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:47,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:47,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:47,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:48,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 220 states and 235 transitions. [2023-11-21 18:42:48,157 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 235 transitions. [2023-11-21 18:42:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:42:48,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:48,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:48,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:48,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:48,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:48,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 222 states and 237 transitions. [2023-11-21 18:42:48,583 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 237 transitions. [2023-11-21 18:42:48,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:42:48,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:48,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:48,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:48,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:48,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:48,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 229 states and 244 transitions. [2023-11-21 18:42:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 244 transitions. [2023-11-21 18:42:48,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:42:48,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:48,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:48,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:48,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:48,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:48,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:48,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 230 states and 245 transitions. [2023-11-21 18:42:48,958 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 245 transitions. [2023-11-21 18:42:48,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:42:48,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:48,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:48,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:48,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:49,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:49,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 263 states and 282 transitions. [2023-11-21 18:42:49,697 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 282 transitions. [2023-11-21 18:42:49,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:42:49,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:49,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:49,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:49,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:49,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 297 states and 320 transitions. [2023-11-21 18:42:50,586 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 320 transitions. [2023-11-21 18:42:50,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:42:50,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:50,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:50,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:50,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:50,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 300 states and 325 transitions. [2023-11-21 18:42:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 325 transitions. [2023-11-21 18:42:51,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:42:51,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:51,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:51,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:51,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:51,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:52,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:52,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 303 states and 329 transitions. [2023-11-21 18:42:52,265 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 329 transitions. [2023-11-21 18:42:52,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:42:52,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:52,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:52,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:52,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:52,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 308 states and 336 transitions. [2023-11-21 18:42:53,377 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 336 transitions. [2023-11-21 18:42:53,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:42:53,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:53,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:53,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:54,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 314 states and 343 transitions. [2023-11-21 18:42:54,514 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 343 transitions. [2023-11-21 18:42:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:42:54,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:54,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:54,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:54,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:55,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:55,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 355 states and 392 transitions. [2023-11-21 18:42:55,854 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 392 transitions. [2023-11-21 18:42:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:42:55,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:55,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:55,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:55,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:55,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:56,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:56,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 358 states and 399 transitions. [2023-11-21 18:42:56,389 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 399 transitions. [2023-11-21 18:42:56,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:42:56,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:56,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:56,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:56,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:56,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:58,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:58,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 400 states and 450 transitions. [2023-11-21 18:42:58,214 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 450 transitions. [2023-11-21 18:42:58,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:42:58,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:58,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:58,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:58,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:58,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:58,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:58,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 404 states and 459 transitions. [2023-11-21 18:42:58,884 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 459 transitions. [2023-11-21 18:42:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:42:58,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:58,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:58,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:58,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:59,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 407 states and 464 transitions. [2023-11-21 18:42:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 464 transitions. [2023-11-21 18:42:59,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:42:59,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:59,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:59,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:59,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:59,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:59,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:59,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 411 states and 470 transitions. [2023-11-21 18:42:59,743 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 470 transitions. [2023-11-21 18:42:59,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:42:59,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:59,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:59,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:59,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:00,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:00,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 415 states and 477 transitions. [2023-11-21 18:43:00,399 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 477 transitions. [2023-11-21 18:43:00,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:43:00,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:00,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:00,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:00,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:00,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:00,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 417 states and 481 transitions. [2023-11-21 18:43:00,998 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 481 transitions. [2023-11-21 18:43:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:43:00,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:00,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:01,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:01,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:01,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:01,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:01,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 416 states and 480 transitions. [2023-11-21 18:43:01,045 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 480 transitions. [2023-11-21 18:43:01,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:43:01,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:01,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:01,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:01,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:01,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:01,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:01,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 421 states and 488 transitions. [2023-11-21 18:43:01,938 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 488 transitions. [2023-11-21 18:43:01,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:43:01,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:01,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:01,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:01,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:02,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:02,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 423 states and 492 transitions. [2023-11-21 18:43:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 492 transitions. [2023-11-21 18:43:02,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:43:02,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:02,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:02,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:02,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:02,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:03,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 432 states and 506 transitions. [2023-11-21 18:43:03,503 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 506 transitions. [2023-11-21 18:43:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:43:03,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:03,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:03,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:03,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:04,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:04,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 436 states and 510 transitions. [2023-11-21 18:43:04,129 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 510 transitions. [2023-11-21 18:43:04,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:43:04,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:04,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:04,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:04,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:04,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 437 states and 512 transitions. [2023-11-21 18:43:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 512 transitions. [2023-11-21 18:43:04,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:43:04,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:04,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:04,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:04,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:04,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:04,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 436 states and 511 transitions. [2023-11-21 18:43:04,367 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 511 transitions. [2023-11-21 18:43:04,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:43:04,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:04,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:04,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:04,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:04,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:04,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:04,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 438 states and 513 transitions. [2023-11-21 18:43:04,698 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 513 transitions. [2023-11-21 18:43:04,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:43:04,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:04,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:04,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:04,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:04,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:05,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 444 states and 519 transitions. [2023-11-21 18:43:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 519 transitions. [2023-11-21 18:43:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:43:05,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:05,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:05,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:05,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:05,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 443 states and 518 transitions. [2023-11-21 18:43:05,489 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 518 transitions. [2023-11-21 18:43:05,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:43:05,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:05,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:05,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:05,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:05,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:06,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:06,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 450 states and 525 transitions. [2023-11-21 18:43:06,331 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 525 transitions. [2023-11-21 18:43:06,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:43:06,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:06,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:06,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:06,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:06,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:06,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:06,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 453 states and 528 transitions. [2023-11-21 18:43:06,476 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 528 transitions. [2023-11-21 18:43:06,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:43:06,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:06,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:06,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:06,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:06,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:07,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 461 states and 536 transitions. [2023-11-21 18:43:07,301 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 536 transitions. [2023-11-21 18:43:07,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:43:07,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:07,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:07,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:08,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:08,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 474 states and 554 transitions. [2023-11-21 18:43:08,033 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 554 transitions. [2023-11-21 18:43:08,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:43:08,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:08,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:08,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:08,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:08,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:08,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 473 states and 553 transitions. [2023-11-21 18:43:08,363 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 553 transitions. [2023-11-21 18:43:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:43:08,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:08,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:08,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:08,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:09,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:09,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 488 states and 576 transitions. [2023-11-21 18:43:09,677 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 576 transitions. [2023-11-21 18:43:09,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:43:09,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:09,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:09,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:09,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:09,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:09,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:09,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 487 states and 575 transitions. [2023-11-21 18:43:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 575 transitions. [2023-11-21 18:43:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:43:09,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:09,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:09,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:09,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:09,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 486 states and 574 transitions. [2023-11-21 18:43:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 574 transitions. [2023-11-21 18:43:09,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:43:09,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:09,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:09,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:09,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:10,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:12,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:12,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 538 states and 653 transitions. [2023-11-21 18:43:12,091 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 653 transitions. [2023-11-21 18:43:12,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:43:12,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:12,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:12,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:12,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:12,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 537 states and 652 transitions. [2023-11-21 18:43:12,593 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 652 transitions. [2023-11-21 18:43:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:43:12,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:12,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:12,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:43:12,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:12,957 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 590 states and 735 transitions. [2023-11-21 18:43:15,710 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 735 transitions. [2023-11-21 18:43:15,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:43:15,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:15,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:15,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:16,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 589 states and 734 transitions. [2023-11-21 18:43:16,187 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 734 transitions. [2023-11-21 18:43:16,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:43:16,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:16,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 588 states and 733 transitions. [2023-11-21 18:43:16,393 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 733 transitions. [2023-11-21 18:43:16,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:43:16,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:16,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:17,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 594 states and 746 transitions. [2023-11-21 18:43:17,830 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 746 transitions. [2023-11-21 18:43:17,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:43:17,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:17,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:17,960 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:18,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 595 states and 747 transitions. [2023-11-21 18:43:18,043 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 747 transitions. [2023-11-21 18:43:18,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:43:18,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:18,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:18,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:18,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 594 states and 746 transitions. [2023-11-21 18:43:18,095 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 746 transitions. [2023-11-21 18:43:18,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:43:18,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:18,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:18,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:19,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 600 states and 757 transitions. [2023-11-21 18:43:19,482 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 757 transitions. [2023-11-21 18:43:19,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:43:19,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:19,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:19,597 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:19,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 602 states and 759 transitions. [2023-11-21 18:43:19,842 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 759 transitions. [2023-11-21 18:43:19,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:43:19,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:19,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:20,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:21,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 601 states and 758 transitions. [2023-11-21 18:43:21,366 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 758 transitions. [2023-11-21 18:43:21,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:43:21,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:21,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:21,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:21,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:21,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:22,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:22,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 600 states and 757 transitions. [2023-11-21 18:43:22,694 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 757 transitions. [2023-11-21 18:43:22,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:43:22,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:22,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:22,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:22,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 603 states and 760 transitions. [2023-11-21 18:43:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 760 transitions. [2023-11-21 18:43:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:43:23,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:23,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:23,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:23,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:23,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:23,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:23,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 602 states and 759 transitions. [2023-11-21 18:43:23,828 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 759 transitions. [2023-11-21 18:43:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:43:23,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:23,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:23,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:23,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:23,984 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:24,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:24,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 603 states and 761 transitions. [2023-11-21 18:43:24,087 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 761 transitions. [2023-11-21 18:43:24,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:43:24,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:24,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:24,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:24,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:24,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:24,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 602 states and 760 transitions. [2023-11-21 18:43:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 760 transitions. [2023-11-21 18:43:24,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:43:24,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:24,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:24,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:24,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:25,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 656 states and 841 transitions. [2023-11-21 18:43:28,391 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 841 transitions. [2023-11-21 18:43:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:43:28,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:28,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:28,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:28,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:28,513 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:28,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:28,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 658 states and 843 transitions. [2023-11-21 18:43:28,608 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 843 transitions. [2023-11-21 18:43:28,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:43:28,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:28,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:28,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:28,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:28,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:29,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 657 states and 842 transitions. [2023-11-21 18:43:29,106 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 842 transitions. [2023-11-21 18:43:29,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:43:29,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:29,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:29,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 656 states and 841 transitions. [2023-11-21 18:43:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 841 transitions. [2023-11-21 18:43:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:43:29,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:29,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:29,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 659 states and 844 transitions. [2023-11-21 18:43:29,386 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 844 transitions. [2023-11-21 18:43:29,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:43:29,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:29,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:30,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:30,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 658 states and 843 transitions. [2023-11-21 18:43:30,724 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 843 transitions. [2023-11-21 18:43:30,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:43:30,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:30,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:30,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:30,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:30,875 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:30,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:30,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 659 states and 845 transitions. [2023-11-21 18:43:30,971 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 845 transitions. [2023-11-21 18:43:30,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:43:30,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:30,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:30,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:31,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:31,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:32,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 658 states and 844 transitions. [2023-11-21 18:43:32,244 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 844 transitions. [2023-11-21 18:43:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:43:32,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:32,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:32,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:32,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:32,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:32,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:32,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 660 states and 846 transitions. [2023-11-21 18:43:32,502 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 846 transitions. [2023-11-21 18:43:32,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:43:32,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:32,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:32,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:32,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:32,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:33,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:33,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 659 states and 845 transitions. [2023-11-21 18:43:33,449 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 845 transitions. [2023-11-21 18:43:33,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:43:33,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:33,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:33,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:33,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:33,591 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:33,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:33,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 660 states and 845 transitions. [2023-11-21 18:43:33,695 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 845 transitions. [2023-11-21 18:43:33,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:43:33,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:33,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:33,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:33,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:34,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.