./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV --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 793d3ae47d9fc4ebb5a54c7d2dd65faedf867113469c07960f140f3fbc1f43d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:02,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:02,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:55:02,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:02,583 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:02,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:02,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:02,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:02,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:02,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:02,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:02,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:02,633 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:02,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:02,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:02,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:02,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:02,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:02,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:02,641 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:02,646 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:02,648 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:02,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:02,649 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:02,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:02,650 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:02,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:02,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:02,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:02,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:02,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:02,655 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:02,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:02,655 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:02,656 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_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793d3ae47d9fc4ebb5a54c7d2dd65faedf867113469c07960f140f3fbc1f43d6 [2023-11-11 23:55:02,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:03,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:03,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:03,033 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:03,034 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:03,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c [2023-11-11 23:55:06,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:06,472 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:06,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c [2023-11-11 23:55:06,487 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/data/27b99e855/ec97c968dbcc4b62a89b53835a2b2089/FLAG15455125b [2023-11-11 23:55:06,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/data/27b99e855/ec97c968dbcc4b62a89b53835a2b2089 [2023-11-11 23:55:06,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:06,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:06,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:06,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:06,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:06,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19e07598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06, skipping insertion in model container [2023-11-11 23:55:06,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,604 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:06,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:06,881 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:06,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:06,973 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:06,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06 WrapperNode [2023-11-11 23:55:06,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:06,975 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:06,975 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:06,975 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:06,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:06,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,064 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 697 [2023-11-11 23:55:07,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:07,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:07,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:07,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:07,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,085 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,085 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,112 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:07,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:07,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:07,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:07,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:06" (1/1) ... [2023-11-11 23:55:07,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:07,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:07,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:07,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3b0601-9808-49b1-bc57-1f36b1fd27df/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:07,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:07,358 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:07,360 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:07,380 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:55:08,186 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume false; [2023-11-11 23:55:08,186 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume !false; [2023-11-11 23:55:08,187 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:08,423 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:08,423 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:55:08,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:08 BoogieIcfgContainer [2023-11-11 23:55:08,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:08,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:08,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:08,440 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:08,441 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:08" (1/1) ... [2023-11-11 23:55:08,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:08,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:08,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 133 states and 213 transitions. [2023-11-11 23:55:08,520 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 213 transitions. [2023-11-11 23:55:08,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:08,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:08,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:08,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:09,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 135 states and 214 transitions. [2023-11-11 23:55:09,036 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 214 transitions. [2023-11-11 23:55:09,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:55:09,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:09,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:09,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 138 states and 217 transitions. [2023-11-11 23:55:09,257 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 217 transitions. [2023-11-11 23:55:09,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:55:09,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:09,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:09,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:09,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 142 states and 221 transitions. [2023-11-11 23:55:09,484 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 221 transitions. [2023-11-11 23:55:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:55:09,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:09,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:09,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:09,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 147 states and 226 transitions. [2023-11-11 23:55:09,842 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 226 transitions. [2023-11-11 23:55:09,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:55:09,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:09,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:10,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:10,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:10,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 153 states and 232 transitions. [2023-11-11 23:55:10,303 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 232 transitions. [2023-11-11 23:55:10,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:10,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:10,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:10,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:10,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 160 states and 239 transitions. [2023-11-11 23:55:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2023-11-11 23:55:10,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:10,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:10,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:10,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:11,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:11,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 169 states and 248 transitions. [2023-11-11 23:55:11,528 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 248 transitions. [2023-11-11 23:55:11,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:11,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:11,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:11,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:12,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 177 states and 256 transitions. [2023-11-11 23:55:12,327 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 256 transitions. [2023-11-11 23:55:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:55:12,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 179 states and 265 transitions. [2023-11-11 23:55:12,522 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 265 transitions. [2023-11-11 23:55:12,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:55:12,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:14,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:14,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 183 states and 284 transitions. [2023-11-11 23:55:14,187 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 284 transitions. [2023-11-11 23:55:14,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:55:14,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:14,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:14,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:15,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:15,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 200 states and 301 transitions. [2023-11-11 23:55:15,653 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 301 transitions. [2023-11-11 23:55:15,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:55:15,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:15,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:16,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:16,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 202 states and 310 transitions. [2023-11-11 23:55:16,131 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 310 transitions. [2023-11-11 23:55:16,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:55:16,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:16,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:16,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:17,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:17,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 213 states and 321 transitions. [2023-11-11 23:55:17,904 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 321 transitions. [2023-11-11 23:55:17,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:55:17,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:17,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:18,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:20,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:20,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 231 states and 339 transitions. [2023-11-11 23:55:20,015 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 339 transitions. [2023-11-11 23:55:20,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:55:20,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:20,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:20,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:23,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:23,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 257 states and 397 transitions. [2023-11-11 23:55:23,410 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 397 transitions. [2023-11-11 23:55:23,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:55:23,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:23,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:23,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 269 states and 410 transitions. [2023-11-11 23:55:25,984 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 410 transitions. [2023-11-11 23:55:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:55:25,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:25,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:26,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:28,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 282 states and 423 transitions. [2023-11-11 23:55:28,766 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 423 transitions. [2023-11-11 23:55:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:55:28,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 288 states and 432 transitions. [2023-11-11 23:55:28,925 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 432 transitions. [2023-11-11 23:55:28,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:55:28,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:29,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 291 states and 436 transitions. [2023-11-11 23:55:29,299 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 436 transitions. [2023-11-11 23:55:29,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:55:29,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:29,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:29,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:29,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 292 states and 437 transitions. [2023-11-11 23:55:29,382 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 437 transitions. [2023-11-11 23:55:29,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:55:29,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:29,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:29,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:32,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:32,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 306 states and 452 transitions. [2023-11-11 23:55:32,912 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 452 transitions. [2023-11-11 23:55:32,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:55:32,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:32,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:32,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:33,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:33,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 307 states and 453 transitions. [2023-11-11 23:55:33,013 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 453 transitions. [2023-11-11 23:55:33,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:55:33,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:33,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:55:38,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:38,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 336 states and 517 transitions. [2023-11-11 23:55:38,894 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 517 transitions. [2023-11-11 23:55:38,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:55:38,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:38,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:38,926 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:39,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 342 states and 526 transitions. [2023-11-11 23:55:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 526 transitions. [2023-11-11 23:55:39,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:55:39,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:39,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:39,134 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:55:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:39,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 343 states and 527 transitions. [2023-11-11 23:55:39,203 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 527 transitions. [2023-11-11 23:55:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:55:39,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:39,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:39,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:55:39,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:39,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 349 states and 539 transitions. [2023-11-11 23:55:39,607 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 539 transitions. [2023-11-11 23:55:39,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:55:39,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:39,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:39,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:44,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 364 states and 556 transitions. [2023-11-11 23:55:44,038 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 556 transitions. [2023-11-11 23:55:44,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:55:44,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:44,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:44,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 367 states and 560 transitions. [2023-11-11 23:55:44,572 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 560 transitions. [2023-11-11 23:55:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:55:44,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:44,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:44,655 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 369 states and 564 transitions. [2023-11-11 23:55:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 564 transitions. [2023-11-11 23:55:45,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:55:45,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:45,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:50,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:50,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 385 states and 582 transitions. [2023-11-11 23:55:50,220 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 582 transitions. [2023-11-11 23:55:50,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:55:50,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:50,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:56,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:56,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 404 states and 603 transitions. [2023-11-11 23:55:56,174 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 603 transitions. [2023-11-11 23:55:56,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:55:56,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:56,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:56,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.