./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 68a1d90e377c3311d76daf952c7a82207c21975afd6ee262fe642de3486ccf46 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:03:46,064 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:03:46,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:03:46,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:03:46,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:03:46,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:03:46,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:03:46,248 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:03:46,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:03:46,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:03:46,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:03:46,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:03:46,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:03:46,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:03:46,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:03:46,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:03:46,261 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:03:46,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:03:46,262 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:03:46,262 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:03:46,263 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:03:46,264 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:03:46,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:03:46,264 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:03:46,265 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:03:46,266 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:03:46,266 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:03:46,267 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:03:46,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:46,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:03:46,269 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:03:46,269 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:03:46,270 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:03:46,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:03:46,270 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:03:46,271 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_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68a1d90e377c3311d76daf952c7a82207c21975afd6ee262fe642de3486ccf46 [2023-11-23 20:03:46,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:03:46,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:03:46,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:03:46,687 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:03:46,688 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:03:46,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound2.c [2023-11-23 20:03:49,729 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:03:49,955 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:03:49,956 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound2.c [2023-11-23 20:03:49,968 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/data/42093df5e/faddc342482141c3ab2141a54c3b3ba8/FLAG7b4168045 [2023-11-23 20:03:49,993 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/data/42093df5e/faddc342482141c3ab2141a54c3b3ba8 [2023-11-23 20:03:49,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:03:49,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:03:49,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:49,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:03:50,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:03:50,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:49" (1/1) ... [2023-11-23 20:03:50,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c7d12f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50, skipping insertion in model container [2023-11-23 20:03:50,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:49" (1/1) ... [2023-11-23 20:03:50,025 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:03:50,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:50,214 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:03:50,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:50,246 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:03:50,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50 WrapperNode [2023-11-23 20:03:50,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:50,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:50,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:03:50,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:03:50,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,286 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-11-23 20:03:50,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:50,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:03:50,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:03:50,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:03:50,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:03:50,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:03:50,316 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:03:50,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:03:50,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:50,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:03:50,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:03:50,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a7a604-b5a8-4a94-b40f-f2abe405602c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:03:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:03:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:03:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:03:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:03:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:03:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:03:50,467 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:50,469 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:50,697 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:50,730 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:50,731 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:03:50,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:50 BoogieIcfgContainer [2023-11-23 20:03:50,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:50,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:50,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:50,745 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:50,745 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:50" (1/1) ... [2023-11-23 20:03:50,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:03:50,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:50,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-11-23 20:03:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-11-23 20:03:50,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:03:50,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:50,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:50,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2023-11-23 20:03:50,961 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2023-11-23 20:03:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:03:50,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:50,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:51,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:51,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:51,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-23 20:03:51,194 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-23 20:03:51,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:03:51,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:51,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:51,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-11-23 20:03:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-11-23 20:03:51,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:03:51,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:51,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:51,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:51,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-23 20:03:51,336 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-23 20:03:51,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:03:51,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:51,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:51,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:51,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:51,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:51,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:51,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-11-23 20:03:51,663 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-11-23 20:03:51,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:03:51,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:51,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:51,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:51,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:51,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:51,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:51,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-11-23 20:03:51,913 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-23 20:03:51,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:03:51,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:51,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:51,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:51,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:51,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:52,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 73 states and 84 transitions. [2023-11-23 20:03:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2023-11-23 20:03:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:03:52,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:52,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:52,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:52,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:52,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:53,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:53,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2023-11-23 20:03:53,087 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2023-11-23 20:03:53,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:03:53,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:53,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:53,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:53,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:53,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:53,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 82 states and 97 transitions. [2023-11-23 20:03:53,176 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2023-11-23 20:03:53,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:03:53,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:53,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:53,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:53,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:53,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:53,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 85 states and 101 transitions. [2023-11-23 20:03:53,656 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 101 transitions. [2023-11-23 20:03:53,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:03:53,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:53,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:03:53,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:54,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:54,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2023-11-23 20:03:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2023-11-23 20:03:54,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:03:54,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:54,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:54,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:03:54,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:54,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 96 states and 115 transitions. [2023-11-23 20:03:54,827 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2023-11-23 20:03:54,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:03:54,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:54,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:54,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:54,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:54,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:55,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 111 states and 137 transitions. [2023-11-23 20:03:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 137 transitions. [2023-11-23 20:03:55,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:03:55,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:55,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:55,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:55,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:55,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:56,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 115 states and 145 transitions. [2023-11-23 20:03:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2023-11-23 20:03:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:03:56,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:56,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:56,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:56,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:56,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 131 states and 169 transitions. [2023-11-23 20:03:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 169 transitions. [2023-11-23 20:03:57,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:03:57,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:57,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:57,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:57,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:58,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:58,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 134 states and 175 transitions. [2023-11-23 20:03:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 175 transitions. [2023-11-23 20:03:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:03:58,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:58,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:58,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:58,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:58,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:59,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:59,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 140 states and 188 transitions. [2023-11-23 20:03:59,012 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2023-11-23 20:03:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:03:59,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:59,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:59,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:59,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:59,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:59,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:59,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 147 states and 203 transitions. [2023-11-23 20:03:59,947 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 203 transitions. [2023-11-23 20:03:59,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:03:59,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:59,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:59,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:59,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:00,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:00,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:00,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 153 states and 215 transitions. [2023-11-23 20:04:00,779 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2023-11-23 20:04:00,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:04:00,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:00,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:00,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:00,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:00,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:00,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 152 states and 214 transitions. [2023-11-23 20:04:00,989 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 214 transitions. [2023-11-23 20:04:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:04:00,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:00,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:01,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:01,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:01,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:02,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 159 states and 226 transitions. [2023-11-23 20:04:02,044 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 226 transitions. [2023-11-23 20:04:02,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:04:02,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:02,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:02,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:02,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:02,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:03,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:03,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 238 transitions. [2023-11-23 20:04:03,135 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 238 transitions. [2023-11-23 20:04:03,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:04:03,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:03,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:03,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:03,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:03,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:04,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 174 states and 253 transitions. [2023-11-23 20:04:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 253 transitions. [2023-11-23 20:04:04,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:04:04,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:04,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:04,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:04,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:04,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:05,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 173 states and 252 transitions. [2023-11-23 20:04:05,237 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2023-11-23 20:04:05,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:04:05,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:05,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:05,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:05,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:05,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:06,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:06,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 263 transitions. [2023-11-23 20:04:06,930 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 263 transitions. [2023-11-23 20:04:06,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:04:06,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:06,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:06,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:06,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:07,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:09,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 202 states and 309 transitions. [2023-11-23 20:04:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 309 transitions. [2023-11-23 20:04:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:04:09,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:09,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:09,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:09,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:09,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:11,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 223 states and 355 transitions. [2023-11-23 20:04:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 355 transitions. [2023-11-23 20:04:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:11,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:11,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:11,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:11,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:11,921 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:12,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:12,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 230 states and 374 transitions. [2023-11-23 20:04:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 374 transitions. [2023-11-23 20:04:12,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:12,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:12,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:12,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:12,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:13,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:13,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 233 states and 378 transitions. [2023-11-23 20:04:13,953 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 378 transitions. [2023-11-23 20:04:13,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:04:13,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:13,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:13,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:13,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:14,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:15,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 240 states and 388 transitions. [2023-11-23 20:04:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 388 transitions. [2023-11-23 20:04:15,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:04:15,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:15,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:15,159 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:16,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:16,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 243 states and 391 transitions. [2023-11-23 20:04:16,022 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 391 transitions. [2023-11-23 20:04:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:04:16,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:16,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:16,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:16,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 251 states and 404 transitions. [2023-11-23 20:04:17,339 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 404 transitions. [2023-11-23 20:04:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:04:17,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:17,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:17,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:17,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:17,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:18,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 254 states and 407 transitions. [2023-11-23 20:04:18,492 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 407 transitions. [2023-11-23 20:04:18,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:04:18,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:18,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:18,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:18,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:19,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:19,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 257 states and 410 transitions. [2023-11-23 20:04:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 410 transitions. [2023-11-23 20:04:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:04:19,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:19,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:19,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:19,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:19,688 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:20,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:20,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 259 states and 414 transitions. [2023-11-23 20:04:20,808 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 414 transitions. [2023-11-23 20:04:20,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:04:20,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:20,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:20,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:20,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:21,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:22,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:22,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 262 states and 421 transitions. [2023-11-23 20:04:22,480 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 421 transitions. [2023-11-23 20:04:22,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:04:22,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:22,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:22,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:22,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:22,604 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:25,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 279 states and 444 transitions. [2023-11-23 20:04:25,558 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 444 transitions. [2023-11-23 20:04:25,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:04:25,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:25,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:25,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:25,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:26,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 282 states and 446 transitions. [2023-11-23 20:04:26,352 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 446 transitions. [2023-11-23 20:04:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:04:26,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:26,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:26,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:26,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:26,540 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:30,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:30,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 302 states and 492 transitions. [2023-11-23 20:04:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 492 transitions. [2023-11-23 20:04:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:04:30,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:30,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:30,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:30,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:30,620 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:31,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 305 states and 494 transitions. [2023-11-23 20:04:31,409 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 494 transitions. [2023-11-23 20:04:31,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:04:31,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:31,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:31,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:31,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:31,452 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:31,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:31,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 305 states and 493 transitions. [2023-11-23 20:04:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 493 transitions. [2023-11-23 20:04:31,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:04:31,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:31,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:31,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:31,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:32,080 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:32,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:32,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 309 states and 506 transitions. [2023-11-23 20:04:32,970 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 506 transitions. [2023-11-23 20:04:32,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:04:32,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:32,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:32,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:32,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:33,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:04:34,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 314 states and 517 transitions. [2023-11-23 20:04:34,221 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 517 transitions. [2023-11-23 20:04:34,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:04:34,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:34,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:35,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:35,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 323 states and 540 transitions. [2023-11-23 20:04:35,991 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 540 transitions. [2023-11-23 20:04:35,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:04:35,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:35,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:36,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:36,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:36,279 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:37,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:37,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 329 states and 554 transitions. [2023-11-23 20:04:37,436 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 554 transitions. [2023-11-23 20:04:37,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:04:37,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:37,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:37,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:37,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:37,757 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:39,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 340 states and 581 transitions. [2023-11-23 20:04:39,686 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 581 transitions. [2023-11-23 20:04:39,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:04:39,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:39,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:39,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:39,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:42,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:42,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 358 states and 608 transitions. [2023-11-23 20:04:42,493 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 608 transitions. [2023-11-23 20:04:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:04:42,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:42,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:42,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:04:42,609 INFO L285 TraceCheckSpWp]: Computing forward predicates...